--- a/browser/components/protections/content/protections.css
+++ b/browser/components/protections/content/protections.css
@@ -260,17 +260,17 @@ a.hidden,
 }
 
 .exit-icon {
   position: absolute;
   width: var(--exit-icon-size);
   height: var(--exit-icon-size);
   top: var(--exit-icon-position);
   inset-inline-end: var(--exit-icon-position);
-  background-image: url(chrome://browser/skin/stop.svg);
+  background-image: url(chrome://global/skin/icons/close.svg);
   background-size: calc(var(--exit-icon-size) - 2px);
   background-color: transparent;
   background-position: center;
   background-repeat: no-repeat;
   -moz-context-properties: fill;
   fill: var(--in-content-deemphasized-text);
 
   /* Override margin, padding, min-height and min-width set in common.inc.css */

--- a/browser/installer/allowed-dupes.mn
+++ b/browser/installer/allowed-dupes.mn
@@ -104,20 +104,16 @@ chrome/toolkit/skin/classic/global/icons
 chrome/toolkit/skin/classic/global/icons/find-next-arrow.svg
 chrome/toolkit/skin/classic/global/icons/arrow-up-16.svg
 chrome/toolkit/skin/classic/global/icons/find-previous-arrow.svg
 
 # Bug 1704669 - Deduplicate checkmark icons in the tree
 chrome/toolkit/skin/classic/global/icons/success.svg
 chrome/toolkit/skin/classic/global/icons/check.svg
 
-# Bug 1699631 - De-duplicate the stop/close icons
-browser/chrome/browser/skin/classic/browser/stop.svg
-chrome/toolkit/skin/classic/global/icons/close.svg
-
 # Bug 1706206 - De-duplicate storage icons
 browser/chrome/browser/skin/classic/browser/notification-icons/indexedDB.svg
 browser/chrome/browser/skin/classic/browser/notification-icons/persistent-storage.svg
 
 # Bug 1707690 - De-duplicate folder icons
 browser/chrome/browser/skin/classic/browser/places/folder.svg
 chrome/toolkit/skin/classic/global/icons/folder.svg
 

--- a/browser/themes/shared/browser.inc.css
+++ b/browser/themes/shared/browser.inc.css
@@ -503,17 +503,17 @@ menupopup::part(drop-indicator) {
 #contextual-feature-recommendation-notification[data-notification-bucket="CFR_MILESTONE_MESSAGE"] .popup-notification-button.popup-notification-primary-button:active {
   background-color: rgba(216, 216, 216, 0.5);
 }
 
 #contextual-feature-recommendation-notification[data-notification-bucket="CFR_MILESTONE_MESSAGE"] .popup-notification-button.popup-notification-secondary-button {
   margin: 3px;
   border: none;
   border-radius: 2px;
-  background-image: url(chrome://browser/skin/stop.svg);
+  background-image: url(chrome://global/skin/icons/close.svg);
   background-color: transparent;
   background-repeat: no-repeat;
   background-position: center;
   background-size: 10px;
   -moz-context-properties: fill;
   fill: white;
   height: 22px;
   width: 22px;

--- a/browser/themes/shared/contextmenu.inc.css
+++ b/browser/themes/shared/contextmenu.inc.css
@@ -28,17 +28,17 @@
   list-style-image: url("chrome://browser/skin/forward.svg");
 }
 
 #context-reload {
   list-style-image: url("chrome://browser/skin/reload.svg");
 }
 
 #context-stop {
-  list-style-image: url("chrome://browser/skin/stop.svg");
+  list-style-image: url("chrome://global/skin/icons/close.svg");
 }
 
 #context-bookmarkpage {
   list-style-image: url("chrome://browser/skin/bookmark-hollow.svg");
 }
 
 #context-bookmarkpage[starred=true] {
   list-style-image: url("chrome://browser/skin/bookmark.svg");

deleted file mode 100644
--- a/browser/themes/shared/icons/stop.svg
+++ /dev/null
@@ -1,6 +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/. -->
-<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 16 16" width="16" height="16" fill="context-fill" fill-opacity="context-fill-opacity">
-  <path d="m9.108 7.776 4.709-4.709a.626.626 0 0 0-.884-.885L8.244 6.871l-.488 0-4.689-4.688a.625.625 0 1 0-.884.885L6.87 7.754l0 .491-4.687 4.687a.626.626 0 0 0 .884.885L7.754 9.13l.491 0 4.687 4.687a.627.627 0 0 0 .885 0 .626.626 0 0 0 0-.885L9.108 8.223l0-.447z"/>
-</svg>

--- a/browser/themes/shared/jar.inc.mn
+++ b/browser/themes/shared/jar.inc.mn
@@ -193,17 +193,16 @@
   skin/classic/browser/screenshot.svg                 (../shared/icons/screenshot.svg)
   skin/classic/browser/send-to-device.svg             (../shared/icons/send-to-device.svg)
   skin/classic/browser/sidebars.svg                   (../shared/icons/sidebars.svg)
   skin/classic/browser/sidebars-right.svg             (../shared/icons/sidebars-right.svg)
   skin/classic/browser/sign-out.svg                   (../shared/icons/sign-out.svg)
 #ifndef MOZ_WIDGET_GTK
   skin/classic/browser/sort.svg                       (../shared/icons/sort.svg)
 #endif
-  skin/classic/browser/stop.svg                       (../shared/icons/stop.svg)
   skin/classic/browser/stop-to-reload.svg             (../shared/icons/stop-to-reload.svg)
   skin/classic/browser/success-animation.svg          (../shared/icons/success-animation.svg)
   skin/classic/browser/sync.svg                       (../shared/icons/sync.svg)
   skin/classic/browser/tab.svg                        (../shared/icons/tab.svg)
   skin/classic/browser/tab-12.svg                     (../shared/icons/tab-12.svg)
   skin/classic/browser/tip.svg                        (../shared/icons/tip.svg)
   skin/classic/browser/unpin-tab.svg                  (../shared/icons/unpin-tab.svg)
   skin/classic/browser/whatsnew.svg                   (../shared/icons/whatsnew.svg)

--- a/browser/themes/shared/places/editBookmarkPanel.inc.css
+++ b/browser/themes/shared/places/editBookmarkPanel.inc.css
@@ -83,17 +83,17 @@
   padding-top: 2px;
 }
 
 #editBookmarkPanelRecommendation #cfrClose {
   padding: 10px;
   border: none;
   border-radius: var(--toolbarbutton-border-radius);
   background-color: transparent;
-  background-image: url(chrome://browser/skin/stop.svg);
+  background-image: url(chrome://global/skin/icons/close.svg);
   background-size: 12px;
   background-repeat: no-repeat;
   background-position: center;
   -moz-context-properties: fill, fill-opacity;
   fill: currentColor;
   fill-opacity: 0.8;
   margin-inline-end: -4px;
   color: inherit;

--- a/browser/themes/shared/toolbarbutton-icons.inc.css
+++ b/browser/themes/shared/toolbarbutton-icons.inc.css
@@ -158,17 +158,17 @@ toolbar[brighttext] {
   transform: translateX(-300px);
 }
 
 #reload-button {
   list-style-image: url("chrome://browser/skin/reload.svg");
 }
 
 #stop-button {
-  list-style-image: url("chrome://browser/skin/stop.svg");
+  list-style-image: url("chrome://global/skin/icons/close.svg");
 }
 
 #home-button {
   list-style-image: url("chrome://browser/skin/home.svg");
 }
 
 #bookmarks-toolbar-button,
 #bookmarks-toolbar-placeholder {