diff --git a/_locales/en/messages.json b/_locales/en/messages.json
index 45e59313a9..806cd0e5bb 100644
--- a/_locales/en/messages.json
+++ b/_locales/en/messages.json
@@ -591,6 +591,14 @@
     "messageformat": "This group is invalid. Please create a new group.",
     "description": "Displayed when a user can't send a message because something has gone wrong in the conversation."
   },
+  "icu:taskbarMarkedUnread": {
+    "messageformat": "Marked Unread",
+    "description": "(Deleted 2024/03/20) On Windows, description for screen readers for the OS taskbar icon's overlay badge when the user has marked chat(s) as unread."
+  },
+  "icu:taskbarUnreadMessages": {
+    "messageformat": "{count, plural, one {# Unread Message} other {# Unread Messages}}",
+    "description": "(Deleted 2024/03/20) On Windows, description for screen readers for the OS taskbar icon's overlay badge when there are unread messages."
+  },
   "icu:scrollDown": {
     "messageformat": "Scroll to bottom of chat",
     "description": "Alt text for button to take user down to bottom of conversation, shown when user scrolls up"
@@ -611,14 +619,6 @@
     "messageformat": "{count, plural, one {# Unread Message} other {# Unread Messages}}",
     "description": "Text for unread message separator, with count"
   },
-  "icu:taskbarMarkedUnread": {
-    "messageformat": "Marked Unread",
-    "description": "On Windows, description for screen readers for the OS taskbar icon's overlay badge when the user has marked chat(s) as unread."
-  },
-  "icu:taskbarUnreadMessages": {
-    "messageformat": "{count, plural, one {# Unread Message} other {# Unread Messages}}",
-    "description": "On Windows, description for screen readers for the OS taskbar icon's overlay badge when there are unread messages."
-  },
   "icu:messageHistoryUnsynced": {
     "messageformat": "For your security, chat history isn't transferred to new linked devices.",
     "description": "Shown in the conversation history when a user links a new device to explain what is not supported."
diff --git a/app/main.ts b/app/main.ts
index 9c3cdfd1d2..45c6831a81 100644
--- a/app/main.ts
+++ b/app/main.ts
@@ -117,7 +117,6 @@ import type { ParsedSignalRoute } from '../ts/util/signalRoutes';
 import { parseSignalRoute } from '../ts/util/signalRoutes';
 import * as dns from '../ts/util/dns';
 import { ZoomFactorService } from '../ts/services/ZoomFactorService';
-import { getMarkedUnreadIcon, getUnreadIcon } from '../ts/util/unreadIcon';
 
 const STICKER_CREATOR_PARTITION = 'sticker-creator';
 
@@ -2269,44 +2268,10 @@ ipc.on(
       if (process.platform === 'darwin') {
         // Will show a ● on macOS when undefined
         app.setBadgeCount(undefined);
-      } else if (process.platform === 'win32') {
-        // setBadgeCount is unsupported on Windows, so we use setOverlayIcon
-        let description;
-        try {
-          description = getResolvedMessagesLocale().i18n(
-            'icu:taskbarMarkedUnread'
-          );
-        } catch {
-          description = 'Unread';
-        }
-        mainWindow?.setOverlayIcon(getMarkedUnreadIcon(), description);
       } else {
         // All other OS's need a number
         app.setBadgeCount(1);
       }
-      return;
-    }
-
-    if (process.platform === 'win32') {
-      if (!mainWindow) {
-        return;
-      }
-
-      let description;
-      try {
-        description = getResolvedMessagesLocale().i18n(
-          'icu:taskbarUnreadMessages',
-          { count: badge }
-        );
-      } catch {
-        description = String(badge);
-      }
-
-      if (badge === 0) {
-        mainWindow.setOverlayIcon(null, '');
-      } else {
-        mainWindow.setOverlayIcon(getUnreadIcon(badge), description);
-      }
     } else {
       app.setBadgeCount(badge);
     }
diff --git a/images/unread-icon/1.png b/images/unread-icon/1.png
deleted file mode 100644
index 842d2f2ddd..0000000000
Binary files a/images/unread-icon/1.png and /dev/null differ
diff --git a/images/unread-icon/2.png b/images/unread-icon/2.png
deleted file mode 100644
index 767d459c8f..0000000000
Binary files a/images/unread-icon/2.png and /dev/null differ
diff --git a/images/unread-icon/3.png b/images/unread-icon/3.png
deleted file mode 100644
index 3bf14aaf54..0000000000
Binary files a/images/unread-icon/3.png and /dev/null differ
diff --git a/images/unread-icon/4.png b/images/unread-icon/4.png
deleted file mode 100644
index e1d4e7e399..0000000000
Binary files a/images/unread-icon/4.png and /dev/null differ
diff --git a/images/unread-icon/5.png b/images/unread-icon/5.png
deleted file mode 100644
index f50dbcf191..0000000000
Binary files a/images/unread-icon/5.png and /dev/null differ
diff --git a/images/unread-icon/6.png b/images/unread-icon/6.png
deleted file mode 100644
index 50f7261cea..0000000000
Binary files a/images/unread-icon/6.png and /dev/null differ
diff --git a/images/unread-icon/7.png b/images/unread-icon/7.png
deleted file mode 100644
index 87a7084ddb..0000000000
Binary files a/images/unread-icon/7.png and /dev/null differ
diff --git a/images/unread-icon/8.png b/images/unread-icon/8.png
deleted file mode 100644
index 5fca2fd6be..0000000000
Binary files a/images/unread-icon/8.png and /dev/null differ
diff --git a/images/unread-icon/9-plus.png b/images/unread-icon/9-plus.png
deleted file mode 100644
index 5facbea074..0000000000
Binary files a/images/unread-icon/9-plus.png and /dev/null differ
diff --git a/images/unread-icon/9.png b/images/unread-icon/9.png
deleted file mode 100644
index 0e81060472..0000000000
Binary files a/images/unread-icon/9.png and /dev/null differ
diff --git a/images/unread-icon/marked-unread.png b/images/unread-icon/marked-unread.png
deleted file mode 100644
index a38f9f6558..0000000000
Binary files a/images/unread-icon/marked-unread.png and /dev/null differ
diff --git a/package.json b/package.json
index c94c96a3ec..29dfa2527f 100644
--- a/package.json
+++ b/package.json
@@ -288,7 +288,7 @@
     "csv-parse": "5.5.2",
     "danger": "11.1.2",
     "debug": "4.3.3",
-    "electron": "29.1.0",
+    "electron": "29.1.5",
     "electron-builder": "24.6.3",
     "electron-mocha": "12.2.0",
     "endanger": "7.0.4",
diff --git a/ts/util/unreadIcon.ts b/ts/util/unreadIcon.ts
deleted file mode 100644
index f68221f376..0000000000
--- a/ts/util/unreadIcon.ts
+++ /dev/null
@@ -1,26 +0,0 @@
-// Copyright 2024 Signal Messenger, LLC
-// SPDX-License-Identifier: AGPL-3.0-only
-
-import { join } from 'path';
-import type { NativeImage } from 'electron';
-import { nativeImage } from 'electron';
-
-export function getUnreadIcon(unreadCount: number): NativeImage {
-  const filename =
-    unreadCount > 9 ? '9-plus.png' : `${String(unreadCount)}.png`;
-  const path = join(__dirname, '..', '..', 'images', 'unread-icon', filename);
-  // if path does not exist, this returns an empty NativeImage
-  return nativeImage.createFromPath(path);
-}
-
-export function getMarkedUnreadIcon(): NativeImage {
-  const path = join(
-    __dirname,
-    '..',
-    '..',
-    'images',
-    'unread-icon',
-    'marked-unread.png'
-  );
-  return nativeImage.createFromPath(path);
-}
diff --git a/yarn.lock b/yarn.lock
index 82e94bd036..9a42c724f4 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -9205,10 +9205,10 @@ electron-window@^0.8.0:
   dependencies:
     is-electron-renderer "^2.0.0"
 
-electron@29.1.0:
-  version "29.1.0"
-  resolved "https://registry.yarnpkg.com/electron/-/electron-29.1.0.tgz#37f0e4915226db3c87bc54b187795272bf61fc39"
-  integrity sha512-giJVIm0sWVp+8V1GXrKqKTb+h7no0P3ooYqEd34AD9wMJzGnAeL+usj+R0155/0pdvvP1mgydnA7lcaFA2M9lw==
+electron@29.1.5:
+  version "29.1.5"
+  resolved "https://registry.yarnpkg.com/electron/-/electron-29.1.5.tgz#b745b4d201c1ac9f84d6aa034126288dde34d5a1"
+  integrity sha512-1uWGRw/ffA62lcrklxGUgVxVtOHojsg/nwsYr+/F9cVjipZJn8iPv/ABGIIexhmUqWcho8BqfTJ4osCBa29gBg==
   dependencies:
     "@electron/get" "^2.0.0"
     "@types/node" "^20.9.0"