diff --git a/.eslintrc-rollouts.js b/.eslintrc-rollouts.js
index 2f5e9e20a87a..d3bbae68d687 100644
--- a/.eslintrc-rollouts.js
+++ b/.eslintrc-rollouts.js
@@ -455,7 +455,6 @@ const rollouts = [
       "browser/extensions/formautofill/**",
       "browser/extensions/newtab/**",
       "browser/extensions/pictureinpicture/**",
-      "browser/extensions/report-site-issue/test/browser/head.js",
       "browser/extensions/search-detection/extension/background.js",
       "browser/extensions/webcompat/**",
       "browser/fxr/content/permissions.js",
@@ -1077,10 +1076,6 @@ const rollouts = [
       "browser/components/urlbar/tests/quicksuggest/browser/browser_quicksuggest_indexes.js",
       "browser/extensions/formautofill/test/browser/browser_dropdown_layout.js",
       "browser/extensions/formautofill/test/browser/creditCard/browser_anti_clickjacking.js",
-      "browser/extensions/report-site-issue/test/browser/browser_button_state.js",
-      "browser/extensions/report-site-issue/test/browser/browser_disabled_cleanup.js",
-      "browser/extensions/report-site-issue/test/browser/browser_report_site_issue.js",
-      "browser/extensions/report-site-issue/test/browser/head.js",
       "browser/extensions/webcompat/tests/browser/head.js",
       "browser/modules/test/browser/browser_PageActions.js",
       "browser/modules/test/browser/browser_PageActions_contextMenus.js",
diff --git a/.eslintrc-test-paths.js b/.eslintrc-test-paths.js
index 9cc1d9684d4e..db88223f8807 100644
--- a/.eslintrc-test-paths.js
+++ b/.eslintrc-test-paths.js
@@ -131,7 +131,6 @@ const extraBrowserTestPaths = [
   "browser/components/shell/test/",
   "browser/components/touchbar/tests/",
   "browser/components/uitour/test/",
-  "browser/extensions/report-site-issue/test/browser/",
   "browser/tools/mozscreenshots/",
   "caps/tests/mochitest/",
   "devtools/client/debugger/test/mochitest/",
diff --git a/browser/base/content/appmenu-viewcache.inc.xhtml b/browser/base/content/appmenu-viewcache.inc.xhtml
index cb086fecbbc1..ccbcc536ddeb 100644
--- a/browser/base/content/appmenu-viewcache.inc.xhtml
+++ b/browser/base/content/appmenu-viewcache.inc.xhtml
@@ -142,7 +142,7 @@
                      class="subviewbutton subviewbutton-nav"
                      data-l10n-id="appmenuitem-report-broken-site"
                      closemenu="none"
-                     hidden="true"
+                     disabled="true"
                      command="cmd_reportBrokenSite"/>
       <toolbarbutton id="appMenu-help-button2"
                      class="subviewbutton subviewbutton-nav"
diff --git a/browser/base/content/browser-menubar.inc b/browser/base/content/browser-menubar.inc
index 35eba1486a17..fd2b4fcd88f6 100644
--- a/browser/base/content/browser-menubar.inc
+++ b/browser/base/content/browser-menubar.inc
@@ -426,7 +426,7 @@
                 <menuitem id="help_reportBrokenSite"
                           command="cmd_reportBrokenSite"
                           data-l10n-id="menu-report-broken-site"
-                          hidden="true"
+                          disabled="true"
                           appmenu-data-l10n-id="menu-report-broken-site"/>
                 <menuitem id="feedbackPage"
                           data-l10n-id="menu-help-share-ideas"
@@ -437,10 +437,6 @@
                 <menuitem id="troubleShooting"
                           data-l10n-id="menu-help-more-troubleshooting-info"
                           appmenu-data-l10n-id="appmenu-help-more-troubleshooting-info"/>
-                <menuitem id="help_reportSiteIssue"
-                          data-l10n-id="menu-help-report-site-issue"
-                          appmenu-data-l10n-id="appmenu-help-report-site-issue"
-                          hidden="true"/>
                 <menuitem id="menu_HelpPopup_reportPhishingtoolmenu"
                           disabled="true"
                           hidden="true"
diff --git a/browser/base/content/browser-menubar.js b/browser/base/content/browser-menubar.js
index 3e4078edd9ca..61ae54a0884c 100644
--- a/browser/base/content/browser-menubar.js
+++ b/browser/base/content/browser-menubar.js
@@ -85,9 +85,6 @@ document.addEventListener(
         case "troubleShooting":
           openTroubleshootingPage();
           break;
-        case "help_reportSiteIssue":
-          ReportSiteIssue();
-          break;
         case "menu_HelpPopup_reportPhishingtoolmenu":
           openUILink(gSafeBrowsing.getReportURL("Phish"), event, {
             triggeringPrincipal:
diff --git a/browser/base/content/browser.js b/browser/base/content/browser.js
index d7ca4d605f06..03edef778099 100644
--- a/browser/base/content/browser.js
+++ b/browser/base/content/browser.js
@@ -4951,22 +4951,6 @@ function undoCloseWindow(aIndex) {
   return window;
 }
 
-/**
- * This is a temporary hack to connect a Help menu item for reporting
- * site issues to the WebCompat team's Site Compatability Reporter
- * WebExtension, which ships by default and is enabled on pre-release
- * channels.
- *
- * Once we determine if Help is the right place for it, we'll do something
- * slightly better than this.
- *
- * See bug 1690573.
- */
-function ReportSiteIssue() {
-  let subject = { wrappedJSObject: gBrowser.selectedTab };
-  Services.obs.notifyObservers(subject, "report-site-issue");
-}
-
 /**
  * When the browser is being controlled from out-of-process,
  * e.g. when Marionette or the remote debugging protocol is used,
diff --git a/browser/base/content/browser.js.globals b/browser/base/content/browser.js.globals
index 725953f1a912..afa9e98cce74 100644
--- a/browser/base/content/browser.js.globals
+++ b/browser/base/content/browser.js.globals
@@ -85,7 +85,6 @@
   "restoreLastClosedTabOrWindowOrSession",
   "undoCloseTab",
   "undoCloseWindow",
-  "ReportSiteIssue",
   "gRemoteControl",
   "gPrivateBrowsingUI",
   "switchToTabHavingURI",
diff --git a/browser/base/content/test/static/browser_all_files_referenced.js b/browser/base/content/test/static/browser_all_files_referenced.js
index f2853f3dd98c..1a680fb7ece8 100644
--- a/browser/base/content/test/static/browser_all_files_referenced.js
+++ b/browser/base/content/test/static/browser_all_files_referenced.js
@@ -479,14 +479,7 @@ function parseManifest(manifestUri) {
       let [type, ...argv] = line.split(/\s+/);
       if (type == "content" || type == "skin" || type == "locale") {
         let chromeUri = `chrome://${argv[0]}/${type}/`;
-        // The webcompat reporter's locale directory may not exist if
-        // the addon is preffed-off, and since it's a hack until we
-        // get bz1425104 landed, we'll just skip it for now.
-        if (chromeUri === "chrome://report-site-issue/locale/") {
-          gChromeMap.set("chrome://report-site-issue/locale/", true);
-        } else {
-          trackChromeUri(chromeUri);
-        }
+        trackChromeUri(chromeUri);
       } else if (type == "override" || type == "overlay") {
         // Overlays aren't really overrides, but behave the same in
         // that the overlay is only referenced if the original xul
diff --git a/browser/components/controlcenter/content/protectionsPanel.inc.xhtml b/browser/components/controlcenter/content/protectionsPanel.inc.xhtml
index 120fc3ec929d..e2aacd1b06c1 100644
--- a/browser/components/controlcenter/content/protectionsPanel.inc.xhtml
+++ b/browser/components/controlcenter/content/protectionsPanel.inc.xhtml
@@ -53,7 +53,7 @@
                      command="cmd_reportBrokenSite"
                      class="subviewbutton subviewbutton-nav"
                      data-l10n-id="protections-panel-report-broken-site"
-                     hidden="true"
+                     disabled="true"
                      closemenu="none"/>
 
         <!-- Tracking Protection Section -->
diff --git a/browser/components/customizableui/content/panelUI.js b/browser/components/customizableui/content/panelUI.js
index 010d0813557e..2899f2dcddae 100644
--- a/browser/components/customizableui/content/panelUI.js
+++ b/browser/components/customizableui/content/panelUI.js
@@ -745,9 +745,6 @@ const PanelUI = {
       case "appMenu_troubleShooting":
         openTroubleshootingPage();
         break;
-      case "appMenu_help_reportSiteIssue":
-        ReportSiteIssue();
-        break;
       case "appMenu_menu_HelpPopup_reportPhishingtoolmenu":
         openUILink(gSafeBrowsing.getReportURL("Phish"), aEvent, {
           triggeringPrincipal:
diff --git a/browser/components/reportbrokensite/ReportBrokenSite.sys.mjs b/browser/components/reportbrokensite/ReportBrokenSite.sys.mjs
index c3e0f808a03b..dd1d727a1e58 100644
--- a/browser/components/reportbrokensite/ReportBrokenSite.sys.mjs
+++ b/browser/components/reportbrokensite/ReportBrokenSite.sys.mjs
@@ -294,7 +294,6 @@ export var ReportBrokenSite = new (class ReportBrokenSite {
   static SEND_MORE_INFO_PREF = "ui.new-webcompat-reporter.send-more-info-link";
   static NEW_REPORT_ENDPOINT_PREF =
     "ui.new-webcompat-reporter.new-report-endpoint";
-  static REPORT_SITE_ISSUE_PREF = "extensions.webcompat-reporter.enabled";
 
   static MAIN_PANELVIEW_ID = "report-broken-site-popup-mainView";
   static SENT_PANELVIEW_ID = "report-broken-site-popup-reportSentView";
@@ -337,10 +336,6 @@ export var ReportBrokenSite = new (class ReportBrokenSite {
         DEFAULT_NEW_REPORT_ENDPOINT,
       ],
       enabledPref: [ReportBrokenSite.REPORTER_ENABLED_PREF, true],
-      reportSiteIssueEnabledPref: [
-        ReportBrokenSite.REPORT_SITE_ISSUE_PREF,
-        false,
-      ],
     })) {
       XPCOMUtils.defineLazyPreferenceGetter(
         this,
@@ -363,9 +358,8 @@ export var ReportBrokenSite = new (class ReportBrokenSite {
 
   updateParentMenu(event) {
     // We need to make sure that the Report Broken Site menu item
-    // is disabled and/or hidden depending on the prefs/active tab URL
-    // when our parent popups are shown, and if their tab's location
-    // changes while they are open.
+    // is disabled if the tab's location changes to a non-reportable
+    // one while the menu is open.
     const tabbrowser = event.target.ownerGlobal.gBrowser;
     this.enableOrDisableMenuitems(tabbrowser.selectedBrowser);
 
@@ -426,48 +420,63 @@ export var ReportBrokenSite = new (class ReportBrokenSite {
     win.document
       .getElementById("cmd_reportBrokenSite")
       .addEventListener("command", e => {
-        this.open(e);
+        if (this.enabled) {
+          this.open(e);
+        } else {
+          const tabbrowser = e.target.ownerGlobal.gBrowser;
+          state.resetURLToCurrentTab();
+          state.currentTabWebcompatDetailsPromise = this.#queryActor(
+            "GetWebCompatInfo",
+            undefined,
+            tabbrowser.selectedBrowser
+          );
+          this.#openWebCompatTab(tabbrowser)
+            .catch(err => {
+              console.error("Report Broken Site: unexpected error", err);
+            })
+            .finally(() => {
+              state.reset();
+            });
+        }
       });
   }
 
   enableOrDisableMenuitems(selectedbrowser) {
     // Ensures that the various Report Broken Site menu items and
-    // toolbar buttons are enabled/hidden when appropriate (and
-    // also the Help menu's Report Site Issue item)/
+    // toolbar buttons are disabled when appropriate.
 
     const canReportUrl = this.canReportURI(selectedbrowser.currentURI);
 
     const { document } = selectedbrowser.ownerGlobal;
 
+    // Altering the disabled attribute on the command does not propagate
+    // the change to the related menuitems (see bug 805653), so we change them all.
     const cmd = document.getElementById("cmd_reportBrokenSite");
-    if (this.enabled) {
-      cmd.setAttribute("hidden", "false"); // see bug 805653
-    } else {
-      cmd.setAttribute("hidden", "true");
-    }
+    const app = document.ownerGlobal.PanelMultiView.getViewNode(
+      document,
+      "appMenu-report-broken-site-button"
+    );
+    // Note that this element does not exist until the protections popup is actually opened.
+    const prot = document.getElementById(
+      "protections-popup-report-broken-site-button"
+    );
     if (canReportUrl) {
       cmd.removeAttribute("disabled");
+      app.removeAttribute("disabled");
+      prot?.removeAttribute("disabled");
     } else {
       cmd.setAttribute("disabled", "true");
+      app.setAttribute("disabled", "true");
+      prot?.setAttribute("disabled", "true");
     }
 
-    // Changes to the "hidden" and "disabled" state of the command aren't reliably
+    // Changes to the "disabled" state of the command aren't reliably
     // reflected on the main menu unless we open it twice, or do it manually.
     // (See bug 1864953).
     const mainmenuItem = document.getElementById("help_reportBrokenSite");
     if (mainmenuItem) {
-      mainmenuItem.hidden = !this.enabled;
       mainmenuItem.disabled = !canReportUrl;
     }
-
-    // Report Site Issue is our older issue reporter, shown in the Help
-    // menu on pre-release channels. We should hide it unless we're
-    // disabled, at which point we should show it when available.
-    const reportSiteIssue = document.getElementById("help_reportSiteIssue");
-    if (reportSiteIssue) {
-      reportSiteIssue.hidden = this.enabled || !this.reportSiteIssueEnabledPref;
-      reportSiteIssue.disabled = !canReportUrl;
-    }
   }
 
   #checkPrefs(whichChanged) {
diff --git a/browser/components/reportbrokensite/test/browser/browser.toml b/browser/components/reportbrokensite/test/browser/browser.toml
index b896342ca82c..e6e69f5f5133 100644
--- a/browser/components/reportbrokensite/test/browser/browser.toml
+++ b/browser/components/reportbrokensite/test/browser/browser.toml
@@ -24,8 +24,6 @@ support-files = [ "send_more_info.js" ]
 ["browser_report_send.js"]
 support-files = [ "send.js" ]
 
-["browser_report_site_issue_fallback.js"]
-
 ["browser_send_more_info.js"]
 support-files = [
   "send_more_info.js",
@@ -35,3 +33,9 @@ support-files = [
 ["browser_tab_key_order.js"]
 
 ["browser_tab_switch_handling.js"]
+
+["browser_webcompat.com_fallback.js"]
+support-files = [
+  "send_more_info.js",
+  "../../../../../toolkit/components/gfx/content/videotest.mp4",
+]
diff --git a/browser/components/reportbrokensite/test/browser/browser_parent_menuitems.js b/browser/components/reportbrokensite/test/browser/browser_parent_menuitems.js
index 9ba21c2774ee..cb72a4062ac8 100644
--- a/browser/components/reportbrokensite/test/browser/browser_parent_menuitems.js
+++ b/browser/components/reportbrokensite/test/browser/browser_parent_menuitems.js
@@ -12,31 +12,7 @@
 
 add_common_setup();
 
-add_task(async function testAppMenuHelpSubmenuItemIsHidden() {
-  ensureReportBrokenSitePreffedOn();
-  const menu = AppMenuHelpSubmenu();
-  await menu.open();
-  isMenuItemHidden(menu.reportBrokenSite);
-  await menu.close();
-
-  ensureReportBrokenSitePreffedOff();
-  await menu.open();
-  isMenuItemHidden(menu.reportBrokenSite);
-  await menu.close();
-
-  await BrowserTestUtils.withNewTab(REPORTABLE_PAGE_URL, async function () {
-    await menu.open();
-    isMenuItemHidden(menu.reportBrokenSite);
-    await menu.close();
-
-    ensureReportBrokenSitePreffedOn();
-    await menu.open();
-    isMenuItemHidden(menu.reportBrokenSite);
-    await menu.close();
-  });
-});
-
-add_task(async function testOtherMenus() {
+add_task(async function testMenus() {
   ensureReportBrokenSitePreffedOff();
 
   const appMenu = AppMenu();
diff --git a/browser/components/reportbrokensite/test/browser/browser_report_site_issue_fallback.js b/browser/components/reportbrokensite/test/browser/browser_report_site_issue_fallback.js
deleted file mode 100644
index 98c6c740a504..000000000000
--- a/browser/components/reportbrokensite/test/browser/browser_report_site_issue_fallback.js
+++ /dev/null
@@ -1,86 +0,0 @@
-/* Any copyright is dedicated to the Public Domain.
- * http://creativecommons.org/publicdomain/zero/1.0/ */
-
-/* Tests that when Report Broken Site is active,
- * Report Site Issue is hidden.
- */
-
-"use strict";
-
-add_common_setup();
-
-async function testDisabledByReportBrokenSite(menu) {
-  ensureReportBrokenSitePreffedOn();
-  ensureReportSiteIssuePreffedOn();
-
-  await menu.open();
-  menu.isReportSiteIssueHidden();
-  await menu.close();
-}
-
-async function testDisabledByPref(menu) {
-  ensureReportBrokenSitePreffedOff();
-  ensureReportSiteIssuePreffedOff();
-
-  await menu.open();
-  menu.isReportSiteIssueHidden();
-  await menu.close();
-}
-
-async function testDisabledForInvalidURLs(menu) {
-  ensureReportBrokenSitePreffedOff();
-  ensureReportSiteIssuePreffedOn();
-
-  await menu.open();
-  menu.isReportSiteIssueDisabled();
-  await menu.close();
-}
-
-async function testEnabledForValidURLs(menu) {
-  ensureReportBrokenSitePreffedOff();
-  ensureReportSiteIssuePreffedOn();
-
-  await BrowserTestUtils.withNewTab(REPORTABLE_PAGE_URL, async function () {
-    await menu.open();
-    menu.isReportSiteIssueEnabled();
-    await menu.close();
-  });
-}
-
-// AppMenu help sub-menu
-
-add_task(async function testDisabledByReportBrokenSiteAppMenuHelpSubmenu() {
-  await testDisabledByReportBrokenSite(AppMenuHelpSubmenu());
-});
-
-// disabled for now due to bug 1775402
-//add_task(async function testDisabledByPrefAppMenuHelpSubmenu() {
-//  await testDisabledByPref(AppMenuHelpSubmenu());
-//});
-
-add_task(async function testDisabledForInvalidURLsAppMenuHelpSubmenu() {
-  await testDisabledForInvalidURLs(AppMenuHelpSubmenu());
-});
-
-add_task(async function testEnabledForValidURLsAppMenuHelpSubmenu() {
-  await testEnabledForValidURLs(AppMenuHelpSubmenu());
-});
-
-// Help menu
-
-add_task(async function testDisabledByReportBrokenSiteHelpMenu() {
-  await testDisabledByReportBrokenSite(HelpMenu());
-});
-
-// disabled for now due to bug 1775402
-//add_task(async function testDisabledByPrefHelpMenu() {
-//  await testDisabledByPref(HelpMenu());
-//});
-
-add_task(async function testDisabledForInvalidURLsHelpMenu() {
-  await testDisabledForInvalidURLs(HelpMenu());
-});
-
-add_task(async function testEnabledForValidURLsHelpMenu() {
-  await testEnabledForValidURLs(HelpMenu());
-});
diff --git a/browser/components/reportbrokensite/test/browser/browser_webcompat.com_fallback.js b/browser/components/reportbrokensite/test/browser/browser_webcompat.com_fallback.js
new file mode 100644
index 000000000000..baf72c085e3b
--- /dev/null
+++ b/browser/components/reportbrokensite/test/browser/browser_webcompat.com_fallback.js
@@ -0,0 +1,69 @@
+/* Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/ */
+
+/* Tests that when Report Broken Site is disabled, it will
+ * send the user to webcompat.com when clicked and it the
+ * relevant tab's report data.
+ */
+
+/* import-globals-from send_more_info.js */
+
+"use strict";
+
+Services.scriptloader.loadSubScript(
+  getRootDirectory(gTestPath) + "send_more_info.js",
+  this
+);
+
+add_common_setup();
+
+const VIDEO_URL = `${BASE_URL}/videotest.mp4`;
+
+add_task(async function testWebcompatComFallbacks() {
+  ensureReportBrokenSitePreffedOff();
+
+  const tab = await openTab(REPORTABLE_PAGE_URL);
+
+  await testWebcompatComFallback(tab, AppMenu());
+
+  await changeTab(tab, REPORTABLE_PAGE_URL2);
+  await testWebcompatComFallback(tab, ProtectionsPanel());
+
+  // also load a video to ensure system codec
+  // information is loaded and properly sent
+  const tab2 = await openTab(VIDEO_URL);
+  await testWebcompatComFallback(tab2, HelpMenu());
+  closeTab(tab2);
+
+  closeTab(tab);
+});
+
+async function testMenuDisabledForInvalidURLs(menu) {
+  ensureReportBrokenSitePreffedOff();
+
+  await menu.open();
+  menu.isReportBrokenSiteDisabled();
+  await menu.close();
+}
+
+async function testMenuEnabledForValidURLs(menu) {
+  ensureReportBrokenSitePreffedOff();
+
+  await BrowserTestUtils.withNewTab(REPORTABLE_PAGE_URL, async function () {
+    await menu.open();
+    menu.isReportBrokenSiteEnabled();
+    await menu.close();
+  });
+}
+
+add_task(async function testDisabledForInvalidURLsHelpMenu() {
+  await testMenuDisabledForInvalidURLs(AppMenu());
+  await testMenuDisabledForInvalidURLs(HelpMenu());
+  await testMenuDisabledForInvalidURLs(ProtectionsPanel());
+});
+
+add_task(async function testEnabledForValidURLs() {
+  await testMenuEnabledForValidURLs(AppMenu());
+  await testMenuEnabledForValidURLs(HelpMenu());
+  await testMenuEnabledForValidURLs(ProtectionsPanel());
+});
diff --git a/browser/components/reportbrokensite/test/browser/head.js b/browser/components/reportbrokensite/test/browser/head.js
index 59ce1d4d9afa..edf91acbc41b 100644
--- a/browser/components/reportbrokensite/test/browser/head.js
+++ b/browser/components/reportbrokensite/test/browser/head.js
@@ -30,7 +30,6 @@ const PREFS = {
   REASON: "ui.new-webcompat-reporter.reason-dropdown",
   SEND_MORE_INFO: "ui.new-webcompat-reporter.send-more-info-link",
   NEW_REPORT_ENDPOINT: "ui.new-webcompat-reporter.new-report-endpoint",
-  REPORT_SITE_ISSUE_ENABLED: "extensions.webcompat-reporter.enabled",
   TOUCH_EVENTS: "dom.w3c_touch_events.enabled",
   USE_ACCESSIBILITY_THEME: "ui.useAccessibilityTheme",
 };
@@ -157,14 +156,6 @@ function ensureReportBrokenSitePreffedOff() {
   Services.prefs.setBoolPref(PREFS.REPORTER_ENABLED, false);
 }
 
-function ensureReportSiteIssuePreffedOn() {
-  Services.prefs.setBoolPref(PREFS.REPORT_SITE_ISSUE_ENABLED, true);
-}
-
-function ensureReportSiteIssuePreffedOff() {
-  Services.prefs.setBoolPref(PREFS.REPORT_SITE_ISSUE_ENABLED, false);
-}
-
 function ensureSendMoreInfoEnabled() {
   Services.prefs.setBoolPref(PREFS.SEND_MORE_INFO, true);
 }
@@ -202,6 +193,10 @@ function isMenuItemDisabled(menuItem, itemDesc) {
   ok(menuItem.disabled, `${itemDesc} menu item is disabled`);
 }
 
+function waitForWebcompatComTab(gBrowser) {
+  return BrowserTestUtils.waitForNewTab(gBrowser, NEW_REPORT_ENDPOINT_TEST_URL);
+}
+
 class ReportBrokenSiteHelper {
   sourceMenu = undefined;
   win = undefined;
@@ -231,14 +226,18 @@ class ReportBrokenSiteHelper {
     return this.openPanel?.hasAttribute("panelopen");
   }
 
-  async open(triggerMenuItem) {
+  async click(triggerMenuItem) {
     const window = triggerMenuItem.ownerGlobal;
+    await EventUtils.synthesizeMouseAtCenter(triggerMenuItem, {}, window);
+  }
+
+  async open(triggerMenuItem) {
     const shownPromise = BrowserTestUtils.waitForEvent(
       this.mainView,
       "ViewShown"
     );
     const focusPromise = BrowserTestUtils.waitForEvent(this.URLInput, "focus");
-    await EventUtils.synthesizeMouseAtCenter(triggerMenuItem, {}, window);
+    await this.click(triggerMenuItem);
     await shownPromise;
     await focusPromise;
   }
@@ -288,7 +287,7 @@ class ReportBrokenSiteHelper {
   }
 
   async clickSendMoreInfo() {
-    const newTabPromise = this.waitForSendMoreInfoTab();
+    const newTabPromise = waitForWebcompatComTab(this.win.gBrowser);
     EventUtils.synthesizeMouseAtCenter(this.sendMoreInfoLink, {}, this.win);
     const newTab = await newTabPromise;
     const receivedData = await SpecialPowers.spawn(
@@ -565,10 +564,6 @@ class MenuHelper {
     throw new Error("Should be defined in derived class");
   }
 
-  get reportSiteIssue() {
-    throw new Error("Should be defined in derived class");
-  }
-
   get popup() {
     throw new Error("Should be defined in derived class");
   }
@@ -593,16 +588,31 @@ class MenuHelper {
     return isMenuItemHidden(this.reportBrokenSite, this.menuDescription);
   }
 
-  isReportSiteIssueDisabled() {
-    return isMenuItemDisabled(this.reportSiteIssue, this.menuDescription);
+  async clickReportBrokenSiteAndAwaitWebCompatTabData() {
+    const newTabPromise = waitForWebcompatComTab(this.win.gBrowser);
+    await this.clickReportBrokenSite();
+    const newTab = await newTabPromise;
+    const receivedData = await SpecialPowers.spawn(
+      newTab.linkedBrowser,
+      [],
+      async function () {
+        await content.wrappedJSObject.messageArrived;
+        return content.wrappedJSObject.message;
+      }
+    );
+
+    this.win.gBrowser.removeCurrentTab();
+    return receivedData;
   }
 
-  isReportSiteIssueEnabled() {
-    return isMenuItemEnabled(this.reportSiteIssue, this.menuDescription);
-  }
-
-  isReportSiteIssueHidden() {
-    return isMenuItemHidden(this.reportSiteIssue, this.menuDescription);
+  async clickReportBrokenSite() {
+    if (!this.opened) {
+      await this.open();
+    }
+    isMenuItemEnabled(this.reportBrokenSite, this.menuDescription);
+    const rbs = new ReportBrokenSiteHelper(this);
+    await rbs.click(this.reportBrokenSite);
+    return rbs;
   }
 
   async openReportBrokenSite() {
@@ -635,10 +645,6 @@ class AppMenuHelper extends MenuHelper {
     return this.getViewNode("appMenu-report-broken-site-button");
   }
 
-  get reportSiteIssue() {
-    return undefined;
-  }
-
   get popup() {
     return this.win.document.getElementById("appMenu-popup");
   }
@@ -654,38 +660,6 @@ class AppMenuHelper extends MenuHelper {
   }
 }
 
-class AppMenuHelpSubmenuHelper extends MenuHelper {
-  menuDescription = "AppMenu help sub-menu";
-
-  get reportBrokenSite() {
-    return this.getViewNode("appMenu_help_reportBrokenSite");
-  }
-
-  get reportSiteIssue() {
-    return this.getViewNode("appMenu_help_reportSiteIssue");
-  }
-
-  get popup() {
-    return this.win.document.getElementById("appMenu-popup");
-  }
-
-  async open() {
-    await new CustomizableUITestUtils(this.win).openMainMenu();
-
-    const anchor = this.win.document.getElementById("PanelUI-menu-button");
-    this.win.PanelUI.showHelpView(anchor);
-
-    const appMenuHelpSubview = this.getViewNode("PanelUI-helpView");
-    await BrowserTestUtils.waitForEvent(appMenuHelpSubview, "ViewShown");
-  }
-
-  async close() {
-    if (this.opened) {
-      await new CustomizableUITestUtils(this.win).hideMainMenu();
-    }
-  }
-}
-
 class HelpMenuHelper extends MenuHelper {
   menuDescription = "Help Menu";
 
@@ -697,10 +671,6 @@ class HelpMenuHelper extends MenuHelper {
     return this.win.document.getElementById("help_reportBrokenSite");
   }
 
-  get reportSiteIssue() {
-    return this.win.document.getElementById("help_reportSiteIssue");
-  }
-
   get popup() {
     return this.getViewNode("PanelUI-helpView");
   }
@@ -725,6 +695,12 @@ class HelpMenuHelper extends MenuHelper {
     return new ReportBrokenSiteHelper(this);
   }
 
+  async clickReportBrokenSite() {
+    await this.open();
+    this.reportBrokenSite.click();
+    return new ReportBrokenSiteHelper(this);
+  }
+
   async open() {
     const { helpMenu } = this;
     const promise = BrowserTestUtils.waitForEvent(helpMenu, "popupshown");
@@ -760,10 +736,6 @@ class ProtectionsPanelHelper extends MenuHelper {
     return this.getViewNode("protections-popup-report-broken-site-button");
   }
 
-  get reportSiteIssue() {
-    return undefined;
-  }
-
   get popup() {
     this.win.gProtectionsHandler._initializePopup();
     return this.win.document.getElementById("protections-popup");
@@ -794,10 +766,6 @@ function AppMenu(win = window) {
   return new AppMenuHelper(win);
 }
 
-function AppMenuHelpSubmenu(win = window) {
-  return new AppMenuHelpSubmenuHelper(win);
-}
-
 function HelpMenu(win = window) {
   return new HelpMenuHelper(win);
 }
diff --git a/browser/components/reportbrokensite/test/browser/send_more_info.js b/browser/components/reportbrokensite/test/browser/send_more_info.js
index 98a76b319eff..31100347abec 100644
--- a/browser/components/reportbrokensite/test/browser/send_more_info.js
+++ b/browser/components/reportbrokensite/test/browser/send_more_info.js
@@ -223,13 +223,41 @@ async function testSendMoreInfo(tab, menu, expectedOverrides = {}) {
   let rbs = await menu.openAndPrefillReportBrokenSite(url, description);
 
   const receivedData = await rbs.clickSendMoreInfo();
-  const { message } = receivedData;
+  await checkWebcompatComPayload(
+    tab,
+    url,
+    description,
+    expectedOverrides,
+    receivedData
+  );
 
+  // re-opening the panel, the url and description should be reset
+  rbs = await menu.openReportBrokenSite();
+  rbs.isMainViewResetToCurrentTab();
+  rbs.close();
+}
+
+async function testWebcompatComFallback(tab, menu) {
+  const url = menu.win.gBrowser.currentURI.spec;
+  const receivedData =
+    await menu.clickReportBrokenSiteAndAwaitWebCompatTabData();
+  await checkWebcompatComPayload(tab, url, "", {}, receivedData);
+  menu.close();
+}
+
+async function checkWebcompatComPayload(
+  tab,
+  url,
+  description,
+  expectedOverrides,
+  receivedData
+) {
   const expected = await reformatExpectedWebCompatInfo(tab, expectedOverrides);
   expected.url = url;
   expected.description = description;
 
   // sanity checks
+  const { message } = receivedData;
   const { details } = message;
   const { additionalData } = details;
   ok(message.url?.length, "Got a URL");
@@ -256,9 +284,4 @@ async function testSendMoreInfo(tab, menu, expectedOverrides = {}) {
   }
 
   ok(areObjectsEqual(message, expected), "sent info matches expectations");
-
-  // re-opening the panel, the url and description should be reset
-  rbs = await menu.openReportBrokenSite();
-  rbs.isMainViewResetToCurrentTab();
-  rbs.close();
 }
diff --git a/browser/extensions/moz.build b/browser/extensions/moz.build
index 17a76ed7cc69..f6071084bc76 100644
--- a/browser/extensions/moz.build
+++ b/browser/extensions/moz.build
@@ -7,7 +7,6 @@
 DIRS += [
     "formautofill",
     "webcompat",
-    "report-site-issue",
     "pictureinpicture",
     "search-detection",
     "newtab",
diff --git a/browser/extensions/report-site-issue/.eslintrc.js b/browser/extensions/report-site-issue/.eslintrc.js
deleted file mode 100644
index f710dd2f24fb..000000000000
--- a/browser/extensions/report-site-issue/.eslintrc.js
+++ /dev/null
@@ -1,52 +0,0 @@
-/* This Source Code Form is subject to the terms of the Mozilla Public
- * License, v. 2.0. If a copy of the MPL was not distributed with this
- * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
-
-"use strict";
-
-module.exports = {
-  rules: {
-    // Rules from the mozilla plugin
-    "mozilla/balanced-listeners": "error",
-    "mozilla/no-aArgs": "error",
-    "mozilla/var-only-at-top-level": "error",
-
-    // No expressions where a statement is expected
-    "no-unused-expressions": "error",
-
-    // No declaring variables that are never used
-    "no-unused-vars": "error",
-
-    // Disallow using variables outside the blocks they are defined (especially
-    // since only let and const are used, see "no-var").
-    "block-scoped-var": "error",
-
-    // Warn about cyclomatic complexity in functions.
-    complexity: ["error", { max: 26 }],
-
-    // Maximum depth callbacks can be nested.
-    "max-nested-callbacks": ["error", 4],
-
-    // Disallow use of multiline strings (use template strings instead).
-    "no-multi-str": "error",
-
-    // Disallow usage of __proto__ property.
-    "no-proto": "error",
-
-    // Disallow use of assignment in return statement. It is preferable for a
-    // single line of code to have only one easily predictable effect.
-    "no-return-assign": "error",
-
-    // Require use of the second argument for parseInt().
-    radix: "error",
-
-    // Require "use strict" to be defined globally in the script.
-    strict: ["error", "global"],
-
-    // Disallow Yoda conditions (where literal value comes first).
-    yoda: "error",
-
-    // Disallow function or variable declarations in nested blocks
-    "no-inner-declarations": "error",
-  },
-};
diff --git a/browser/extensions/report-site-issue/background.js b/browser/extensions/report-site-issue/background.js
deleted file mode 100644
index 5b01a86743b9..000000000000
--- a/browser/extensions/report-site-issue/background.js
+++ /dev/null
@@ -1,96 +0,0 @@
-/* This Source Code Form is subject to the terms of the Mozilla Public
- * License, v. 2.0. If a copy of the MPL was not distributed with this
- * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
-
-"use strict";
-
-/* globals browser */
-
-const desktopReporterConfig = {
-  src: "desktop-reporter",
-  utm_campaign: "report-site-issue-button",
-  utm_source: "desktop-reporter",
-};
-
-const androidReporterConfig = {
-  src: "android-components-reporter",
-  utm_campaign: "report-site-issue-button",
-  utm_source: "android-components-reporter",
-};
-
-const getReporterConfig = (() => {
-  let promise;
-  return async () => {
-    promise ??= new Promise(resolve => {
-      browser.permissions
-        .contains({ permissions: ["nativeMessaging"] })
-        .then(needProductName => {
-          if (needProductName) {
-            const port = browser.runtime.connectNative(
-              "mozacWebcompatReporter"
-            );
-            port.onMessage.addListener(message => {
-              if ("productName" in message) {
-                androidReporterConfig.productName = message.productName;
-                androidReporterConfig.extra_labels = [
-                  `browser-${message.productName}`,
-                ];
-                resolve(androidReporterConfig);
-
-                // For now, setting the productName and extra_labels is the only use for this port,
-                // and that's only happening once after startup, so let's disconnect the port when we're done.
-                port.disconnect();
-              }
-            });
-          } else {
-            resolve(desktopReporterConfig);
-          }
-        });
-    });
-    return promise;
-  };
-})();
-
-async function loadTab(url) {
-  const newTab = await browser.tabs.create({ url });
-  return new Promise(resolve => {
-    const listener = (tabId, changeInfo, tab) => {
-      if (
-        tabId == newTab.id &&
-        tab.url !== "about:blank" &&
-        changeInfo.status == "complete"
-      ) {
-        browser.tabs.onUpdated.removeListener(listener);
-        resolve(newTab);
-      }
-    };
-    browser.tabs.onUpdated.addListener(listener);
-  });
-}
-
-async function captureAndSendReport(tab) {
-  const { id, url } = tab;
-  try {
-    const { endpointUrl, webcompatInfo } =
-      await browser.tabExtras.getWebcompatInfo(id);
-    const reporterConfig = await getReporterConfig();
-    const dataToSend = {
-      endpointUrl,
-      reportUrl: url,
-      reporterConfig,
-      webcompatInfo,
-    };
-    const newTab = await loadTab(endpointUrl);
-    browser.tabExtras.sendWebcompatInfo(newTab.id, dataToSend);
-  } catch (err) {
-    console.error("WebCompat Reporter: unexpected error", err);
-  }
-}
-
-if ("helpMenu" in browser) {
-  // desktop
-  browser.helpMenu.onHelpMenuCommand.addListener(captureAndSendReport);
-} else {
-  // Android
-  browser.pageAction.onClicked.addListener(captureAndSendReport);
-}
diff --git a/browser/extensions/report-site-issue/experimentalAPIs/helpMenu.js b/browser/extensions/report-site-issue/experimentalAPIs/helpMenu.js
deleted file mode 100644
index 9b26a99e1c79..000000000000
--- a/browser/extensions/report-site-issue/experimentalAPIs/helpMenu.js
+++ /dev/null
@@ -1,38 +0,0 @@
-/* This Source Code Form is subject to the terms of the Mozilla Public
- * License, v. 2.0. If a copy of the MPL was not distributed with this
- * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
-
-"use strict";
-
-/* global ExtensionAPI, ExtensionCommon, Services */
-
-const TOPIC = "report-site-issue";
-
-this.helpMenu = class extends ExtensionAPI {
-  getAPI(context) {
-    const { tabManager } = context.extension;
-    let EventManager = ExtensionCommon.EventManager;
-
-    return {
-      helpMenu: {
-        onHelpMenuCommand: new EventManager({
-          context,
-          name: "helpMenu",
-          register: fire => {
-            let observer = subject => {
-              let nativeTab = subject.wrappedJSObject;
-              let tab = tabManager.convert(nativeTab);
-              fire.async(tab);
-            };
-
-            Services.obs.addObserver(observer, TOPIC);
-
-            return () => {
-              Services.obs.removeObserver(observer, TOPIC);
-            };
-          },
-        }).api(),
-      },
-    };
-  }
-};
diff --git a/browser/extensions/report-site-issue/experimentalAPIs/helpMenu.json b/browser/extensions/report-site-issue/experimentalAPIs/helpMenu.json
deleted file mode 100644
index e7c3a8c405bc..000000000000
--- a/browser/extensions/report-site-issue/experimentalAPIs/helpMenu.json
+++ /dev/null
@@ -1,28 +0,0 @@
-[
-  {
-    "namespace": "helpMenu",
-    "events": [
-      {
-        "name": "onHelpMenuCommand",
-        "type": "function",
-        "async": "callback",
-        "description": "Fired when the command event for the Report Site Issue menuitem in Help is fired.",
-        "parameters": [
-          {
-            "type": "function",
-            "name": "callback",
-            "optional": true,
-            "parameters": [
-              {
-                "name": "tab",
-                "$ref": "tabs.Tab",
-                "optional": true,
-                "description": "Details about the selected tab in the window where the menuitem command fired."
-              }
-            ]
-          }
-        ]
-      }
-    ]
-  }
-]
diff --git a/browser/extensions/report-site-issue/experimentalAPIs/tabExtras.js b/browser/extensions/report-site-issue/experimentalAPIs/tabExtras.js
deleted file mode 100644
index 48ef11763016..000000000000
--- a/browser/extensions/report-site-issue/experimentalAPIs/tabExtras.js
+++ /dev/null
@@ -1,53 +0,0 @@
-/* This Source Code Form is subject to the terms of the Mozilla Public
- * License, v. 2.0. If a copy of the MPL was not distributed with this
- * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
-
-"use strict";
-
-/* global ExtensionAPI */
-
-const lazy = {};
-
-const DEFAULT_NEW_REPORT_ENDPOINT = "https://webcompat.com/issues/new";
-const NEW_REPORT_ENDPOINT_PREF =
-  "ui.new-webcompat-reporter.new-report-endpoint";
-
-this.tabExtras = class extends ExtensionAPI {
-  getAPI(context) {
-    const { tabManager } = context.extension;
-    const queryReportBrokenSiteActor = (tabId, name, params) => {
-      const { browser } = tabManager.get(tabId);
-      const windowGlobal = browser.browsingContext.currentWindowGlobal;
-      if (!windowGlobal) {
-        return null;
-      }
-      return windowGlobal.getActor("ReportBrokenSite").sendQuery(name, params);
-    };
-    return {
-      tabExtras: {
-        async getWebcompatInfo(tabId) {
-          const endpointUrl = Services.prefs.getStringPref(
-            NEW_REPORT_ENDPOINT_PREF,
-            DEFAULT_NEW_REPORT_ENDPOINT
-          );
-          const webcompatInfo = await queryReportBrokenSiteActor(
-            tabId,
-            "GetWebCompatInfo"
-          );
-          return {
-            webcompatInfo,
-            endpointUrl,
-          };
-        },
-        async sendWebcompatInfo(tabId, info) {
-          console.error(info);
-          return queryReportBrokenSiteActor(
-            tabId,
-            "SendDataToWebcompatCom",
-            info
-          );
-        },
-      },
-    };
-  }
-};
diff --git a/browser/extensions/report-site-issue/experimentalAPIs/tabExtras.json b/browser/extensions/report-site-issue/experimentalAPIs/tabExtras.json
deleted file mode 100644
index 5e0098ab3268..000000000000
--- a/browser/extensions/report-site-issue/experimentalAPIs/tabExtras.json
+++ /dev/null
@@ -1,37 +0,0 @@
-[
-  {
-    "namespace": "tabExtras",
-    "description": "experimental tab API extensions",
-    "functions": [
-      {
-        "name": "getWebcompatInfo",
-        "type": "function",
-        "description": "Gets the content blocking status and script log for a given tab",
-        "parameters": [
-          {
-            "type": "integer",
-            "name": "tabId",
-            "minimum": 0
-          }
-        ],
-        "async": true
-      },
-      {
-        "name": "sendWebcompatInfo",
-        "type": "function",
-        "description": "Sends the given webcompat info to the given tab",
-        "parameters": [
-          {
-            "type": "integer",
-            "name": "tabId",
-            "minimum": 0
-          },
-          {
-            "type": "any"
-          }
-        ],
-        "async": true
-      }
-    ]
-  }
-]
diff --git a/browser/extensions/report-site-issue/locales/en-US/webcompat.properties b/browser/extensions/report-site-issue/locales/en-US/webcompat.properties
deleted file mode 100644
index ee8cab2cf06f..000000000000
--- a/browser/extensions/report-site-issue/locales/en-US/webcompat.properties
+++ /dev/null
@@ -1,10 +0,0 @@
-# This Source Code Form is subject to the terms of the Mozilla Public
-# License, v. 2.0. If a copy of the MPL was not distributed with this
-# file, You can obtain one at http://mozilla.org/MPL/2.0/.
-
-# LOCALIZATION NOTE(wc-reporter.label2): This string will be used in the
-# Firefox page actions menu. Localized length should be considered.
-wc-reporter.label2=Report Site Issue…
-# LOCALIZATION NOTE(wc-reporter.tooltip): A site compatibility issue is
-# a website bug that exists in one browser (Firefox), but not another.
-wc-reporter.tooltip=Report a site compatibility issue
diff --git a/browser/extensions/report-site-issue/locales/jar.mn b/browser/extensions/report-site-issue/locales/jar.mn
deleted file mode 100644
index 3422f6248f0e..000000000000
--- a/browser/extensions/report-site-issue/locales/jar.mn
+++ /dev/null
@@ -1,8 +0,0 @@
-#filter substitution
-# This Source Code Form is subject to the terms of the Mozilla Public
-# License, v. 2.0. If a copy of the MPL was not distributed with this
-# file, You can obtain one at http://mozilla.org/MPL/2.0/.
-
-[features/webcompat-reporter@mozilla.org] @AB_CD@.jar:
-% locale report-site-issue @AB_CD@ %locale/@AB_CD@/
-  locale/@AB_CD@/webcompat.properties (%webcompat.properties)
diff --git a/browser/extensions/report-site-issue/locales/moz.build b/browser/extensions/report-site-issue/locales/moz.build
deleted file mode 100644
index d988c0ff9b16..000000000000
--- a/browser/extensions/report-site-issue/locales/moz.build
+++ /dev/null
@@ -1,7 +0,0 @@
-# -*- Mode: python; indent-tabs-mode: nil; tab-width: 40 -*-
-# vim: set filetype=python:
-# This Source Code Form is subject to the terms of the Mozilla Public
-# License, v. 2.0. If a copy of the MPL was not distributed with this
-# file, You can obtain one at http://mozilla.org/MPL/2.0/.
-
-JAR_MANIFESTS += ["jar.mn"]
diff --git a/browser/extensions/report-site-issue/manifest.json b/browser/extensions/report-site-issue/manifest.json
deleted file mode 100644
index aadf7917c732..000000000000
--- a/browser/extensions/report-site-issue/manifest.json
+++ /dev/null
@@ -1,44 +0,0 @@
-{
-  "manifest_version": 2,
-  "name": "WebCompat Reporter",
-  "description": "Report site compatibility issues on webcompat.com",
-  "author": "Thomas Wisniewski <twisniewski@mozilla.com>",
-  "version": "2.1.0",
-  "homepage_url": "https://github.com/mozilla/webcompat-reporter",
-  "browser_specific_settings": {
-    "gecko": {
-      "id": "webcompat-reporter@mozilla.org"
-    }
-  },
-  "experiment_apis": {
-    "helpMenu": {
-      "schema": "experimentalAPIs/helpMenu.json",
-      "parent": {
-        "scopes": ["addon_parent"],
-        "script": "experimentalAPIs/helpMenu.js",
-        "paths": [["helpMenu"]]
-      }
-    },
-    "tabExtras": {
-      "schema": "experimentalAPIs/tabExtras.json",
-      "parent": {
-        "scopes": ["addon_parent"],
-        "script": "experimentalAPIs/tabExtras.js",
-        "paths": [["tabExtras"]]
-      }
-    }
-  },
-  "icons": {
-    "16": "icons/lightbulb.svg",
-    "32": "icons/lightbulb.svg",
-    "48": "icons/lightbulb.svg",
-    "96": "icons/lightbulb.svg",
-    "128": "icons/lightbulb.svg"
-  },
-  "permissions": ["tabs", "<all_urls>"],
-  "background": {
-    "persistent": false,
-    "type": "module",
-    "scripts": ["background.js"]
-  }
-}
diff --git a/browser/extensions/report-site-issue/moz.build b/browser/extensions/report-site-issue/moz.build
deleted file mode 100644
index 54367c147561..000000000000
--- a/browser/extensions/report-site-issue/moz.build
+++ /dev/null
@@ -1,31 +0,0 @@
-# -*- Mode: python; indent-tabs-mode: nil; tab-width: 40 -*-
-# vim: set filetype=python:
-# This Source Code Form is subject to the terms of the Mozilla Public
-# License, v. 2.0. If a copy of the MPL was not distributed with this
-# file, You can obtain one at http://mozilla.org/MPL/2.0/.
-
-DEFINES["MOZ_APP_VERSION"] = CONFIG["MOZ_APP_VERSION"]
-DEFINES["MOZ_APP_MAXVERSION"] = CONFIG["MOZ_APP_MAXVERSION"]
-
-DIRS += ["locales"]
-
-FINAL_TARGET_FILES.features["webcompat-reporter@mozilla.org"] += [
-    "background.js",
-    "manifest.json",
-]
-
-FINAL_TARGET_FILES.features["webcompat-reporter@mozilla.org"].experimentalAPIs += [
-    "experimentalAPIs/helpMenu.js",
-    "experimentalAPIs/helpMenu.json",
-    "experimentalAPIs/tabExtras.js",
-    "experimentalAPIs/tabExtras.json",
-]
-
-FINAL_TARGET_FILES.features["webcompat-reporter@mozilla.org"].icons += [
-    "../../../toolkit/themes/shared/icons/lightbulb.svg"
-]
-
-BROWSER_CHROME_MANIFESTS += ["test/browser/browser.toml"]
-
-with Files("**"):
-    BUG_COMPONENT = ("Web Compatibility", "Tooling & Investigations")
diff --git a/browser/extensions/report-site-issue/test/browser/browser.toml b/browser/extensions/report-site-issue/test/browser/browser.toml
deleted file mode 100644
index 9e2931b1d3cb..000000000000
--- a/browser/extensions/report-site-issue/test/browser/browser.toml
+++ /dev/null
@@ -1,17 +0,0 @@
-[DEFAULT]
-support-files = [
-  "frameworks.html",
-  "fastclick.html",
-  "head.js",
-  "test.html",
-  "webcompat.html",
-]
-
-["browser_button_state.js"]
-skip-if = ["true"] # Disabled until we figure out why it is failing in bug 1775526
-
-["browser_disabled_cleanup.js"]
-skip-if = ["true"] # Disabled until we figure out why it is failing in bug 1775526
-
-["browser_report_site_issue.js"]
-skip-if = ["true"] # Disabled until we figure out why it is failing in bug 1775526
diff --git a/browser/extensions/report-site-issue/test/browser/browser_button_state.js b/browser/extensions/report-site-issue/test/browser/browser_button_state.js
deleted file mode 100644
index 6111a26975cc..000000000000
--- a/browser/extensions/report-site-issue/test/browser/browser_button_state.js
+++ /dev/null
@@ -1,52 +0,0 @@
-"use strict";
-
-const REPORTABLE_PAGE = "http://example.com/";
-const REPORTABLE_PAGE2 = "https://example.com/";
-const NONREPORTABLE_PAGE = "about:mozilla";
-
-/* Test that the Report Site Issue help menu item is enabled for http and https tabs,
-   on page load, or TabSelect, and disabled for everything else. */
-add_task(async function test_button_state_disabled() {
-  await SpecialPowers.pushPrefEnv({ set: [[PREF_WC_REPORTER_ENABLED, true]] });
-
-  let tab1 = await BrowserTestUtils.openNewForegroundTab(
-    gBrowser,
-    REPORTABLE_PAGE
-  );
-  const menu = new HelpMenuHelper();
-  await menu.open();
-  is(
-    menu.isItemEnabled(),
-    true,
-    "Check that panel item is enabled for reportable schemes on tab load"
-  );
-  await menu.close();
-
-  let tab2 = await BrowserTestUtils.openNewForegroundTab(
-    gBrowser,
-    NONREPORTABLE_PAGE
-  );
-  await menu.open();
-  is(
-    menu.isItemEnabled(),
-    false,
-    "Check that panel item is disabled for non-reportable schemes on tab load"
-  );
-  await menu.close();
-
-  let tab3 = await BrowserTestUtils.openNewForegroundTab(
-    gBrowser,
-    REPORTABLE_PAGE2
-  );
-  await menu.open();
-  is(
-    menu.isItemEnabled(),
-    true,
-    "Check that panel item is enabled for reportable schemes on tab load"
-  );
-  await menu.close();
-
-  await BrowserTestUtils.removeTab(tab1);
-  await BrowserTestUtils.removeTab(tab2);
-  await BrowserTestUtils.removeTab(tab3);
-});
diff --git a/browser/extensions/report-site-issue/test/browser/browser_disabled_cleanup.js b/browser/extensions/report-site-issue/test/browser/browser_disabled_cleanup.js
deleted file mode 100644
index 65b6ff73699a..000000000000
--- a/browser/extensions/report-site-issue/test/browser/browser_disabled_cleanup.js
+++ /dev/null
@@ -1,41 +0,0 @@
-"use strict";
-
-// Test the addon is cleaning up after itself when disabled.
-add_task(async function test_disabled() {
-  await promiseAddonEnabled();
-
-  SpecialPowers.Services.prefs.setBoolPref(PREF_WC_REPORTER_ENABLED, false);
-
-  await BrowserTestUtils.withNewTab(
-    { gBrowser, url: "http://example.com" },
-    async function () {
-      const menu = new HelpMenuHelper();
-      await menu.open();
-      is(
-        menu.isItemHidden(),
-        true,
-        "Report Site Issue help menu item is hidden."
-      );
-      await menu.close();
-    }
-  );
-
-  await promiseAddonEnabled();
-
-  await BrowserTestUtils.withNewTab(
-    { gBrowser, url: "http://example.com" },
-    async function () {
-      const menu = new HelpMenuHelper();
-      await menu.open();
-      is(
-        await menu.isItemHidden(),
-        false,
-        "Report Site Issue help menu item is visible."
-      );
-      await menu.close();
-    }
-  );
-
-  // Shut down the addon at the end,or the new instance started when we re-enabled it will "leak".
-  SpecialPowers.Services.prefs.setBoolPref(PREF_WC_REPORTER_ENABLED, false);
-});
diff --git a/browser/extensions/report-site-issue/test/browser/browser_report_site_issue.js b/browser/extensions/report-site-issue/test/browser/browser_report_site_issue.js
deleted file mode 100644
index 3d0aa7974734..000000000000
--- a/browser/extensions/report-site-issue/test/browser/browser_report_site_issue.js
+++ /dev/null
@@ -1,311 +0,0 @@
-"use strict";
-
-async function clickToReportAndAwaitReportTabLoad() {
-  const helpMenu = new HelpMenuHelper();
-  await helpMenu.open();
-
-  // click on "report site issue" and wait for the new tab to open
-  const tab = await new Promise(resolve => {
-    gBrowser.tabContainer.addEventListener(
-      "TabOpen",
-      event => {
-        resolve(event.target);
-      },
-      { once: true }
-    );
-    document.getElementById("help_reportSiteIssue").click();
-  });
-
-  // wait for the new tab to acknowledge that it received a screenshot
-  await BrowserTestUtils.waitForContentEvent(
-    gBrowser.selectedBrowser,
-    "ScreenshotReceived",
-    false,
-    null,
-    true
-  );
-
-  await helpMenu.close();
-
-  return tab;
-}
-
-add_task(async function start_issue_server() {
-  requestLongerTimeout(2);
-
-  const serverLanding = await startIssueServer();
-
-  // ./head.js sets the value for PREF_WC_REPORTER_ENDPOINT
-  await SpecialPowers.pushPrefEnv({
-    set: [
-      ["datareporting.healthreport.uploadEnabled", true],
-      [PREF_WC_REPORTER_ENABLED, true],
-      [PREF_WC_REPORTER_ENDPOINT, serverLanding],
-    ],
-  });
-});
-
-/* Test that clicking on the Report Site Issue button opens a new tab
-   and sends a postMessaged blob to it. */
-add_task(async function test_opened_page() {
-  let tab1 = await BrowserTestUtils.openNewForegroundTab(gBrowser, TEST_PAGE);
-  let tab2 = await clickToReportAndAwaitReportTabLoad();
-
-  await SpecialPowers.spawn(
-    tab2.linkedBrowser,
-    [{ TEST_PAGE }],
-    async function (args) {
-      async function isGreen(dataUrl) {
-        const getPixel = await new Promise(resolve => {
-          const myCanvas = content.document.createElement("canvas");
-          const ctx = myCanvas.getContext("2d");
-          const img = new content.Image();
-          img.onload = () => {
-            ctx.drawImage(img, 0, 0);
-            resolve((x, y) => {
-              return ctx.getImageData(x, y, 1, 1).data;
-            });
-          };
-          img.src = dataUrl;
-        });
-        function isPixelGreenFuzzy(p) {
-          // jpeg, so it will be off slightly
-          const fuzz = 4;
-          return p[0] < fuzz && Math.abs(p[1] - 128) < fuzz && p[2] < fuzz;
-        }
-        ok(isPixelGreenFuzzy(getPixel(0, 0)), "The pixels were green");
-      }
-
-      let doc = content.document;
-      let urlParam = doc.getElementById("url").innerText;
-      let preview = doc.getElementById("screenshot-preview");
-      const URL =
-        "http://example.com/browser/browser/extensions/report-site-issue/test/browser/test.html";
-      is(
-        urlParam,
-        args.TEST_PAGE,
-        "Reported page is correctly added to the url param"
-      );
-
-      let docShell = content.docShell;
-      is(
-        typeof docShell.getHasTrackingContentBlocked,
-        "function",
-        "docShell.hasTrackingContentBlocked is available"
-      );
-
-      let detailsParam = doc.getElementById("details").innerText;
-      const details = JSON.parse(detailsParam);
-      Assert.equal(
-        typeof details,
-        "object",
-        "Details param is a stringified JSON object."
-      );
-      ok(Array.isArray(details.consoleLog), "Details has a consoleLog array.");
-
-      const log1 = details.consoleLog[0];
-      is(log1.log[0], null, "Can handle degenerate console logs");
-      is(log1.level, "log", "Reports correct log level");
-      is(log1.uri, URL, "Reports correct url");
-      is(log1.pos, "7:13", "Reports correct line and column");
-
-      const log2 = details.consoleLog[1];
-      is(log2.log[0], "colored message", "Can handle fancy console logs");
-      is(log2.level, "error", "Reports correct log level");
-      is(log2.uri, URL, "Reports correct url");
-      is(log2.pos, "8:13", "Reports correct line and column");
-
-      const log3 = details.consoleLog[2];
-      const loggedObject = log3.log[0];
-      is(loggedObject.testobj, "{...}", "Reports object inside object");
-      is(
-        loggedObject.testSymbol,
-        "Symbol(sym)",
-        "Reports symbol inside object"
-      );
-      is(loggedObject.testnumber, 1, "Reports number inside object");
-      is(loggedObject.testArray, "(4)[...]", "Reports array inside object");
-      is(loggedObject.testUndf, "undefined", "Reports undefined inside object");
-      is(loggedObject.testNull, null, "Reports null inside object");
-      is(
-        loggedObject.testFunc,
-        undefined,
-        "Reports function inside object as undefined due to security reasons"
-      );
-      is(loggedObject.testString, "string", "Reports string inside object");
-      is(loggedObject.c, "{...}", "Reports circular reference inside object");
-      is(
-        Object.keys(loggedObject).length,
-        10,
-        "Preview has 10 keys inside object"
-      );
-      is(log3.level, "log", "Reports correct log level");
-      is(log3.uri, URL, "Reports correct url");
-      is(log3.pos, "24:13", "Reports correct line and column");
-
-      const log4 = details.consoleLog[3];
-      const loggedArray = log4.log[0];
-      is(loggedArray[0], "string", "Reports string inside array");
-      is(loggedArray[1], "{...}", "Reports object inside array");
-      is(loggedArray[2], null, "Reports null inside array");
-      is(loggedArray[3], 90, "Reports number inside array");
-      is(loggedArray[4], "undefined", "Reports undefined inside array");
-      is(
-        loggedArray[5],
-        "undefined",
-        "Reports function inside array as undefined due to security reasons"
-      );
-      is(loggedArray[6], "(4)[...]", "Reports array inside array");
-      is(loggedArray[7], "(8)[...]", "Reports circular array inside array");
-
-      const log5 = details.consoleLog[4];
-      ok(
-        log5.log[0].match(/TypeError: .*document\.access is undefined/),
-        "Script errors are logged"
-      );
-      is(log5.level, "error", "Reports correct log level");
-      is(log5.uri, URL, "Reports correct url");
-      is(log5.pos, "36:5", "Reports correct line and column");
-
-      Assert.equal(
-        typeof details.buildID,
-        "string",
-        "Details has a buildID string."
-      );
-      Assert.equal(
-        typeof details.channel,
-        "string",
-        "Details has a channel string."
-      );
-      Assert.equal(
-        typeof details.hasTouchScreen,
-        "boolean",
-        "Details has a hasTouchScreen flag."
-      );
-      Assert.equal(
-        typeof details.hasFastClick,
-        "undefined",
-        "Details does not have FastClick if not found."
-      );
-      Assert.equal(
-        typeof details.hasMobify,
-        "undefined",
-        "Details does not have Mobify if not found."
-      );
-      Assert.equal(
-        typeof details.hasMarfeel,
-        "undefined",
-        "Details does not have Marfeel if not found."
-      );
-      Assert.equal(
-        typeof details["mixed active content blocked"],
-        "boolean",
-        "Details has a mixed active content blocked flag."
-      );
-      Assert.equal(
-        typeof details["mixed passive content blocked"],
-        "boolean",
-        "Details has a mixed passive content blocked flag."
-      );
-      Assert.equal(
-        typeof details["tracking content blocked"],
-        "string",
-        "Details has a tracking content blocked string."
-      );
-      Assert.equal(
-        typeof details["gfx.webrender.all"],
-        "boolean",
-        "Details has gfx.webrender.all."
-      );
-
-      is(
-        preview.innerText,
-        "Pass",
-        "A Blob object was successfully transferred to the test page."
-      );
-
-      const bgUrl = preview.style.backgroundImage.match(/url\(\"(.*)\"\)/)[1];
-      ok(
-        bgUrl.startsWith("data:image/jpeg;base64,"),
-        "A jpeg screenshot was successfully postMessaged"
-      );
-      await isGreen(bgUrl);
-    }
-  );
-
-  BrowserTestUtils.removeTab(tab2);
-  BrowserTestUtils.removeTab(tab1);
-});
-
-add_task(async function test_framework_detection() {
-  let tab1 = await BrowserTestUtils.openNewForegroundTab(
-    gBrowser,
-    FRAMEWORKS_TEST_PAGE
-  );
-  let tab2 = await clickToReportAndAwaitReportTabLoad();
-
-  await SpecialPowers.spawn(tab2.linkedBrowser, [], async function () {
-    let doc = content.document;
-    let detailsParam = doc.getElementById("details").innerText;
-    const details = JSON.parse(detailsParam);
-    Assert.equal(
-      typeof details,
-      "object",
-      "Details param is a stringified JSON object."
-    );
-    is(details.hasFastClick, true, "FastClick was found.");
-    is(details.hasMobify, true, "Mobify was found.");
-    is(details.hasMarfeel, true, "Marfeel was found.");
-  });
-
-  BrowserTestUtils.removeTab(tab2);
-  BrowserTestUtils.removeTab(tab1);
-});
-
-add_task(async function test_fastclick_detection() {
-  let tab1 = await BrowserTestUtils.openNewForegroundTab(
-    gBrowser,
-    FASTCLICK_TEST_PAGE
-  );
-  let tab2 = await clickToReportAndAwaitReportTabLoad();
-
-  await SpecialPowers.spawn(tab2.linkedBrowser, [], async function () {
-    let doc = content.document;
-    let detailsParam = doc.getElementById("details").innerText;
-    const details = JSON.parse(detailsParam);
-    Assert.equal(
-      typeof details,
-      "object",
-      "Details param is a stringified JSON object."
-    );
-    is(details.hasFastClick, true, "FastClick was found.");
-  });
-
-  BrowserTestUtils.removeTab(tab2);
-  BrowserTestUtils.removeTab(tab1);
-});
-
-add_task(async function test_framework_label() {
-  let tab1 = await BrowserTestUtils.openNewForegroundTab(
-    gBrowser,
-    FRAMEWORKS_TEST_PAGE
-  );
-  let tab2 = await clickToReportAndAwaitReportTabLoad();
-
-  await SpecialPowers.spawn(tab2.linkedBrowser, [], async function () {
-    let doc = content.document;
-    let labelParam = doc.getElementById("label").innerText;
-    const label = JSON.parse(labelParam);
-    Assert.equal(
-      typeof label,
-      "object",
-      "Label param is a stringified JSON object."
-    );
-    is(label.includes("type-fastclick"), true, "FastClick was found.");
-    is(label.includes("type-mobify"), true, "Mobify was found.");
-    is(label.includes("type-marfeel"), true, "Marfeel was found.");
-  });
-
-  BrowserTestUtils.removeTab(tab2);
-  BrowserTestUtils.removeTab(tab1);
-});
diff --git a/browser/extensions/report-site-issue/test/browser/fastclick.html b/browser/extensions/report-site-issue/test/browser/fastclick.html
deleted file mode 100644
index e13329dfd78d..000000000000
--- a/browser/extensions/report-site-issue/test/browser/fastclick.html
+++ /dev/null
@@ -1,11 +0,0 @@
-<!DOCTYPE html>
-<meta charset="utf-8">
-<script>
-  "use strict";
-  function ObscuredFastClick() {
-  }
-  ObscuredFastClick.prototype = {
-    needsClick: () => {},
-  };
-  window.someRandomVar = new ObscuredFastClick();
-</script>
diff --git a/browser/extensions/report-site-issue/test/browser/frameworks.html b/browser/extensions/report-site-issue/test/browser/frameworks.html
deleted file mode 100644
index 14df387ec9ef..000000000000
--- a/browser/extensions/report-site-issue/test/browser/frameworks.html
+++ /dev/null
@@ -1,8 +0,0 @@
-<!DOCTYPE html>
-<meta charset="utf-8">
-<script>
-  "use strict";
-  function FastClick() {}
-  function marfeel() {}
-  var Mobify = {Tag: "something"};
-</script>
diff --git a/browser/extensions/report-site-issue/test/browser/head.js b/browser/extensions/report-site-issue/test/browser/head.js
deleted file mode 100644
index 2af0485ff5cb..000000000000
--- a/browser/extensions/report-site-issue/test/browser/head.js
+++ /dev/null
@@ -1,117 +0,0 @@
-"use strict";
-
-ChromeUtils.defineESModuleGetters(this, {
-  AddonManager: "resource://gre/modules/AddonManager.sys.mjs",
-});
-
-const { Management } = ChromeUtils.importESModule(
-  "resource://gre/modules/Extension.sys.mjs"
-);
-
-const PREF_WC_REPORTER_ENABLED = "extensions.webcompat-reporter.enabled";
-const PREF_WC_REPORTER_ENDPOINT =
-  "extensions.webcompat-reporter.newIssueEndpoint";
-
-const TEST_ROOT = getRootDirectory(gTestPath).replace(
-  "chrome://mochitests/content",
-  "http://example.com"
-);
-const TEST_PAGE = TEST_ROOT + "test.html";
-const FRAMEWORKS_TEST_PAGE = TEST_ROOT + "frameworks.html";
-const FASTCLICK_TEST_PAGE = TEST_ROOT + "fastclick.html";
-const NEW_ISSUE_PAGE = TEST_ROOT + "webcompat.html";
-
-const WC_ADDON_ID = "webcompat-reporter@mozilla.org";
-
-async function promiseAddonEnabled() {
-  const addon = await AddonManager.getAddonByID(WC_ADDON_ID);
-  if (addon.isActive) {
-    return;
-  }
-  const pref = SpecialPowers.Services.prefs.getBoolPref(
-    PREF_WC_REPORTER_ENABLED,
-    false
-  );
-  if (!pref) {
-    SpecialPowers.Services.prefs.setBoolPref(PREF_WC_REPORTER_ENABLED, true);
-  }
-}
-
-class HelpMenuHelper {
-  async open() {
-    this.popup = document.getElementById("menu_HelpPopup");
-    ok(this.popup, "Help menu should exist");
-
-    const menuOpen = BrowserTestUtils.waitForEvent(this.popup, "popupshown");
-
-    // This event-faking method was copied from browser_title_case_menus.js so
-    // this can be tested on MacOS (where the actual menus cannot be opened in
-    // tests, but we only need the help menu to populate itself).
-    this.popup.dispatchEvent(new MouseEvent("popupshowing", { bubbles: true }));
-    this.popup.dispatchEvent(new MouseEvent("popupshown", { bubbles: true }));
-
-    await menuOpen;
-  }
-
-  async close() {
-    if (this.popup) {
-      const menuClose = BrowserTestUtils.waitForEvent(
-        this.popup,
-        "popuphidden"
-      );
-
-      // (Also copied from browser_title_case_menus.js)
-      // Just for good measure, we'll fire the popuphiding/popuphidden events
-      // after we close the menupopups.
-      this.popup.dispatchEvent(
-        new MouseEvent("popuphiding", { bubbles: true })
-      );
-      this.popup.dispatchEvent(
-        new MouseEvent("popuphidden", { bubbles: true })
-      );
-
-      await menuClose;
-      this.popup = null;
-    }
-  }
-
-  isItemHidden() {
-    const item = document.getElementById("help_reportSiteIssue");
-    return item && item.hidden;
-  }
-
-  isItemEnabled() {
-    const item = document.getElementById("help_reportSiteIssue");
-    return item && !item.hidden && !item.disabled;
-  }
-}
-
-async function startIssueServer() {
-  const landingTemplate = await new Promise((resolve, reject) => {
-    const xhr = new XMLHttpRequest();
-    xhr.open("GET", NEW_ISSUE_PAGE);
-    xhr.onload = () => {
-      resolve(xhr.responseText);
-    };
-    xhr.onerror = reject;
-    xhr.send();
-  });
-
-  const { HttpServer } = ChromeUtils.importESModule(
-    "resource://testing-common/httpd.sys.mjs"
-  );
-  const server = new HttpServer();
-
-  registerCleanupFunction(async function cleanup() {
-    await new Promise(resolve => server.stop(resolve));
-  });
-
-  server.registerPathHandler("/new", function (request, response) {
-    response.setHeader("Content-Type", "text/html", false);
-    response.setStatusLine(request.httpVersion, 200, "OK");
-    response.write(landingTemplate);
-  });
-
-  server.start(-1);
-  return `http://localhost:${server.identity.primaryPort}/new`;
-}
diff --git a/browser/extensions/report-site-issue/test/browser/test.html b/browser/extensions/report-site-issue/test/browser/test.html
deleted file mode 100644
index b8811d82271c..000000000000
--- a/browser/extensions/report-site-issue/test/browser/test.html
+++ /dev/null
@@ -1,39 +0,0 @@
-<!DOCTYPE html>
-<meta charset="utf-8">
-<script>
-    /* eslint-disable no-unused-expressions */
-    "use strict";
-    console.log(null);
-    console.error("%ccolored message", "background:green; color:white");
-    const obj = {
-        testSymbol: Symbol("sym"),
-        testobj: {},
-        testnumber: 1,
-        testArray: [1, {}, 2, 555],
-        testUndf: undefined,
-        testNull: null,
-        testFunc() {},
-        testString: 'string',
-        prop1: 'prop1',
-        prop2: 'prop2'
-    };
-    obj.c = obj;
-    obj.prop3 = 'prop3';
-    obj.prop4 = 'prop4';
-    console.log(obj);
-    const arr = [
-        'string',
-        {test: 'obj'},
-        null,
-        90,
-        undefined,
-        function() {},
-        [1, {}, 2, 555]
-    ];
-    arr.push(arr);
-    console.log(arr);
-    document.access.non.existent.property.to.trigger.error;
-</script>
-<style>
-  body {background: rgb(0, 128, 0);}
-</style>
diff --git a/browser/extensions/report-site-issue/test/browser/webcompat.html b/browser/extensions/report-site-issue/test/browser/webcompat.html
deleted file mode 100644
index 872c8917b78a..000000000000
--- a/browser/extensions/report-site-issue/test/browser/webcompat.html
+++ /dev/null
@@ -1,85 +0,0 @@
-<!DOCTYPE html>
-<meta charset="utf-8">
-<style>
- #screenshot-preview {width: 200px; height: 200px;}
-</style>
-<div id="url">$$URL$$</div>
-<div id="details">$$DETAILS$$</div>
-<div id="label">$$LABEL$$</div>
-<div id="screenshot-preview">Fail</div>
-<script>
-"use strict";
-let preview = document.getElementById("screenshot-preview");
-const CONFIG = {
-  url: {
-    element: document.getElementById("url")
-  },
-  details: {
-    element: document.getElementById("details"),
-    toStringify: true
-  },
-  extra_labels: {
-    element: document.getElementById("label"),
-    toStringify: true
-  },
-};
-
-function getBlobAsDataURL(blob) {
-  return new Promise((resolve, reject) => {
-    let reader = new FileReader();
-
-    // eslint-disable-next-line mozilla/balanced-listeners
-    reader.addEventListener("error", (e) => {
-      reject(`There was an error reading the blob: ${e.type}`);
-    });
-
-    // eslint-disable-next-line mozilla/balanced-listeners
-    reader.addEventListener("load", (e) => {
-      resolve(e.target.result);
-    });
-
-    reader.readAsDataURL(blob);
-  });
-}
-
-function setPreviewBG(backgroundData) {
-  return new Promise((resolve) => {
-    preview.style.background = `url(${backgroundData})`;
-    resolve();
-  });
-}
-
-function sendReceivedEvent() {
-  window.dispatchEvent(new CustomEvent("ScreenshotReceived", {bubbles: true}));
-}
-
-function prepareContent(toStringify, content) {
-  if (toStringify) {
-    return JSON.stringify(content)
-  }
-
-  return content;
-}
-
-function appendMessage(message) {
-  for (const key in CONFIG) {
-    if (key in message) {
-      const field = CONFIG[key];
-      field.element.innerText = prepareContent(field.toStringify, message[key]);
-    }
-  }
-}
-
-// eslint-disable-next-line mozilla/balanced-listeners
-window.addEventListener("message", function(event) {
-  if (event.data.screenshot instanceof Blob) {
-    preview.innerText = "Pass";
-  }
-
-  if (event.data.message) {
-    appendMessage(event.data.message);
-  }
-
-  getBlobAsDataURL(event.data.screenshot).then(setPreviewBG).then(sendReceivedEvent);
-});
-</script>
diff --git a/browser/locales/Makefile.in b/browser/locales/Makefile.in
index 1b8f21be1ca6..8f0fbf6defc8 100644
--- a/browser/locales/Makefile.in
+++ b/browser/locales/Makefile.in
@@ -55,7 +55,6 @@ l10n-%:
 ifneq (,$(wildcard ../extensions/formautofill/locales))
 	@$(MAKE) -C ../extensions/formautofill/locales AB_CD=$* XPI_NAME=locale-$*
 endif
-	@$(MAKE) -C ../extensions/report-site-issue/locales AB_CD=$* XPI_NAME=locale-$*
 	@$(MAKE) -C ../../devtools/client/locales AB_CD=$* XPI_NAME=locale-$* XPI_ROOT_APPID='$(XPI_ROOT_APPID)'
 	@$(MAKE) -C ../../devtools/startup/locales AB_CD=$* XPI_NAME=locale-$* XPI_ROOT_APPID='$(XPI_ROOT_APPID)'
 	@$(MAKE) l10n AB_CD=$* XPI_NAME=locale-$* PREF_DIR=$(PREF_DIR)
@@ -76,7 +75,6 @@ endif
 	@$(MAKE) -C ../../devtools/startup/locales chrome AB_CD=$*
 	@$(MAKE) chrome AB_CD=$*
 	@$(MAKE) -C $(DEPTH)/$(MOZ_BRANDING_DIRECTORY)/locales chrome AB_CD=$*
-	@$(MAKE) -C ../extensions/report-site-issue/locales chrome AB_CD=$*
 
 package-win32-installer: $(SUBMAKEFILES)
 	$(MAKE) -C ../installer/windows CONFIG_DIR=l10ngen ZIP_IN='$(ZIP_OUT)' installer
diff --git a/browser/locales/en-US/browser/appmenu.ftl b/browser/locales/en-US/browser/appmenu.ftl
index a23f00a20366..61f8a9bf4a10 100644
--- a/browser/locales/en-US/browser/appmenu.ftl
+++ b/browser/locales/en-US/browser/appmenu.ftl
@@ -266,8 +266,6 @@ appmenu-get-help =
 appmenu-help-more-troubleshooting-info =
     .label = More troubleshooting information
     .accesskey = t
-appmenu-help-report-site-issue =
-    .label = Report site issue…
 appmenu-help-share-ideas =
     .label = Share ideas and feedback…
     .accesskey = S
diff --git a/browser/locales/en-US/browser/menubar.ftl b/browser/locales/en-US/browser/menubar.ftl
index 78361ceef7dc..6c5d8ce4b3f9 100644
--- a/browser/locales/en-US/browser/menubar.ftl
+++ b/browser/locales/en-US/browser/menubar.ftl
@@ -327,8 +327,6 @@ menu-get-help =
 menu-help-more-troubleshooting-info =
     .label = More Troubleshooting Information
     .accesskey = T
-menu-help-report-site-issue =
-    .label = Report Site Issue…
 menu-help-share-ideas =
     .label = Share Ideas and Feedback…
     .accesskey = S
diff --git a/browser/locales/filter.py b/browser/locales/filter.py
index 9155947e436a..8a4401ba58e4 100644
--- a/browser/locales/filter.py
+++ b/browser/locales/filter.py
@@ -15,7 +15,6 @@ def test(mod, path, entity=None):
         "devtools/startup",
         "browser",
         "browser/extensions/formautofill",
-        "browser/extensions/report-site-issue",
         "extensions/spellcheck",
         "other-licenses/branding/firefox",
         "browser/branding/official",
diff --git a/browser/locales/l10n.ini b/browser/locales/l10n.ini
index fad1533c64b9..75c96db50b68 100644
--- a/browser/locales/l10n.ini
+++ b/browser/locales/l10n.ini
@@ -13,7 +13,6 @@ dirs = browser
      devtools/client
      devtools/startup
      browser/extensions/formautofill
-     browser/extensions/report-site-issue
 
 [includes]
 # non-central apps might want to use %(topsrcdir)s here, or other vars
diff --git a/browser/locales/l10n.toml b/browser/locales/l10n.toml
index 303e8e58d006..4f069cb713dc 100644
--- a/browser/locales/l10n.toml
+++ b/browser/locales/l10n.toml
@@ -136,10 +136,6 @@ locales = [
     reference = "browser/extensions/formautofill/locales/en-US/**"
     l10n = "{l}browser/extensions/formautofill/**"
 
-[[paths]]
-    reference = "browser/extensions/report-site-issue/locales/en-US/**"
-    l10n = "{l}browser/extensions/report-site-issue/**"
-
 
 [[includes]]
     path = "toolkit/locales/l10n.toml"
diff --git a/mots.yaml b/mots.yaml
index 82df233c7fa1..ea599c264c79 100644
--- a/mots.yaml
+++ b/mots.yaml
@@ -8,7 +8,7 @@
 # documentation and how to modify this file.
 repo: mozilla-central
 created_at: '2021-10-14T12:50:40.073465'
-updated_at: '2025-03-07T18:54:25.418364+00:00'
+updated_at: '2025-03-13T19:30:10.326871+00:00'
 export:
   path: ./docs/mots/index.rst
   format: rst
@@ -4464,7 +4464,6 @@ modules:
         description: Compatibility interventions (webcompat system addon) and bug
           reporting capabilities (Report Site Issue addon).
         includes:
-          - browser/extensions/report-site-issue
           - browser/extensions/webcompat
           - mobile/android/android-components/components/feature/webcompat
           - mobile/android/android-components/components/feature/webcompat-reporter
@@ -4575,5 +4574,5 @@ modules:
         - Ryan Tilder
       group: dev-platform
 hashes:
-  config: c50edff26d9ce06c7e7f0855e54c0c98bd169470
-  export: 15298ba93e80b7f56222906aba4f794543bac763
+  config: cc1ba4298fd95273a1290da0ddc890f46201f616
+  export: 875b39a5f851b27790d1afd20ab06b015fefa626
diff --git a/python/mozbuild/mozbuild/test/repackaging/test_deb.py b/python/mozbuild/mozbuild/test/repackaging/test_deb.py
index a7eddd9d4865..137b4a1068fb 100644
--- a/python/mozbuild/mozbuild/test/repackaging/test_deb.py
+++ b/python/mozbuild/mozbuild/test/repackaging/test_deb.py
@@ -798,7 +798,6 @@ _MANIFEST_JSON_DATA = {
                 "devtools": "browser/chrome/fr/locale/fr/devtools/client/",
                 "devtools-shared": "browser/chrome/fr/locale/fr/devtools/shared/",
                 "formautofill": "browser/features/formautofill@mozilla.org/fr/locale/fr/",
-                "report-site-issue": "browser/features/webcompat-reporter@mozilla.org/fr/locale/fr/",
                 "alerts": "chrome/fr/locale/fr/alerts/",
                 "autoconfig": "chrome/fr/locale/fr/autoconfig/",
                 "global": "chrome/fr/locale/fr/global/",
diff --git a/taskcluster/test/data/bugbug-push-schedules.json b/taskcluster/test/data/bugbug-push-schedules.json
index 23c0a8ad62f1..1c4901c5a6f9 100644
--- a/taskcluster/test/data/bugbug-push-schedules.json
+++ b/taskcluster/test/data/bugbug-push-schedules.json
@@ -337,9 +337,6 @@
       "test-linux1804-64-tsan/opt-*",
       "test-windows7-32/debug-*"
     ],
-    "browser/extensions/report-site-issue/test/browser/browser.toml": [
-      "test-windows11-64-2009/opt-*"
-    ],
     "browser/modules/test/browser/browser.toml": [
       "test-windows11-64-2009/opt-*"
     ],
@@ -1972,7 +1969,6 @@
     "browser/extensions/formautofill/test/mochitest/creditCard/mochitest.toml": 0.62,
     "browser/extensions/formautofill/test/mochitest/mochitest.toml": 0.77,
     "browser/extensions/formautofill/test/unit/xpcshell.toml": 0.78,
-    "browser/extensions/report-site-issue/test/browser/browser.toml": 0.53,
     "browser/modules/test/browser/browser.toml": 0.99,
     "browser/modules/test/unit/xpcshell.toml": 0.75,
     "browser/tools/mozscreenshots/controlCenter/browser.toml": 0.69,
diff --git a/testing/runtimes/manifest-runtimes-unix.json b/testing/runtimes/manifest-runtimes-unix.json
index 15a70f451066..4bbc8a8a3cc7 100644
--- a/testing/runtimes/manifest-runtimes-unix.json
+++ b/testing/runtimes/manifest-runtimes-unix.json
@@ -194,7 +194,6 @@
     "browser/extensions/newtab/test/browser/abouthomecache/browser.ini": 10.59,
     "browser/extensions/newtab/test/browser/browser.ini": 74.49,
     "browser/extensions/pdfjs/test/browser.ini": 19.44,
-    "browser/extensions/report-site-issue/test/browser/browser.ini": 11.62,
     "browser/modules/test/browser/browser.ini": 147.75,
     "browser/modules/test/browser/formValidation/browser.ini": 1.36,
     "caps/tests/mochitest/browser.ini": 2.33,
diff --git a/testing/runtimes/manifest-runtimes-windows.json b/testing/runtimes/manifest-runtimes-windows.json
index 8986c70d8500..f41d28b16a4a 100644
--- a/testing/runtimes/manifest-runtimes-windows.json
+++ b/testing/runtimes/manifest-runtimes-windows.json
@@ -193,7 +193,6 @@
     "browser/extensions/newtab/test/browser/abouthomecache/browser.ini": 10.38,
     "browser/extensions/newtab/test/browser/browser.ini": 52.48,
     "browser/extensions/pdfjs/test/browser.ini": 7.41,
-    "browser/extensions/report-site-issue/test/browser/browser.ini": 10.17,
     "browser/modules/test/browser/browser.ini": 109.91,
     "browser/modules/test/browser/formValidation/browser.ini": 0.78,
     "caps/tests/mochitest/browser.ini": 1.63,
diff --git a/tools/lint/codespell.yml b/tools/lint/codespell.yml
index 2e62550b0df6..524a0b58422b 100644
--- a/tools/lint/codespell.yml
+++ b/tools/lint/codespell.yml
@@ -12,7 +12,6 @@ codespell:
         - browser/components/urlbar/docs/
         - browser/extensions/formautofill/locales/en-US/
         - browser/extensions/newtab/docs/
-        - browser/extensions/report-site-issue/locales/en-US/
         - browser/installer/windows/docs/
         - browser/locales/en-US/
         - build/docs/
diff --git a/tools/lint/l10n.yml b/tools/lint/l10n.yml
index 76cdaa01cc71..a8f341331c68 100644
--- a/tools/lint/l10n.yml
+++ b/tools/lint/l10n.yml
@@ -6,7 +6,6 @@ l10n:
     include:
         - browser/branding/official/locales/en-US
         - browser/extensions/formautofill/locales/en-US
-        - browser/extensions/report-site-issue/locales/en-US
         - browser/locales/en-US
         - devtools/client/locales/en-US
         - devtools/shared/locales/en-US