diff --git a/installer/PowerToysSetup/Run.wxs b/installer/PowerToysSetup/Run.wxs
index 2f4f5a0b96..3186c17c31 100644
--- a/installer/PowerToysSetup/Run.wxs
+++ b/installer/PowerToysSetup/Run.wxs
@@ -106,14 +106,6 @@
   <?define PowerToysImagesCmpFilesPath=$(var.BinDir)modules\launcher\Plugins\PowerToys\Images\?>
 
   <Fragment>
-    <Component Id="launcherShortcutComponent" Directory="LauncherInstallFolder" >
-      <!-- Toast Notification AUMID -->
-      <RegistryKey Root="$(var.RegistryScope)" Key="SOFTWARE\Classes\AppUserModelId\PowerToysRun">
-        <RegistryValue Type="string" Name="DisplayName" Value="PowerToys Run" />
-        <RegistryValue Type="string" Name="IconUri" Value="[LauncherImagesFolder]RunAsset.ico" />
-      </RegistryKey>
-    </Component>
-
     <DirectoryRef Id="LauncherInstallFolder" FileSource="$(var.launcherFilesPath)">
     <!-- Generated by generateFileComponents.ps1 -->
     <!--launcherFiles_Component_Def-->
@@ -374,7 +366,6 @@
         <RemoveFolder Id="RemoveFolderPowerToysPluginFolder" Directory="PowerToysPluginFolder" On="uninstall"/>
         <RemoveFolder Id="RemoveFolderPowerToysImagesFolder" Directory="PowerToysImagesFolder" On="uninstall"/>
       </Component>
-      <ComponentRef Id="launcherShortcutComponent" />
     </ComponentGroup>
   </Fragment>
 </Wix>
diff --git a/src/common/notifications/notifications.cpp b/src/common/notifications/notifications.cpp
index f6d5dbb11b..c0bbd3ce80 100644
--- a/src/common/notifications/notifications.cpp
+++ b/src/common/notifications/notifications.cpp
@@ -49,7 +49,6 @@ namespace // Strings in this namespace should not be localized
     constexpr std::wstring_view TASK_NAME = L"PowerToysBackgroundNotificationsHandler";
     constexpr std::wstring_view TASK_ENTRYPOINT = L"BackgroundActivator.BackgroundHandler";
     constexpr std::wstring_view PACKAGED_APPLICATION_ID = L"PowerToys";
-    constexpr std::wstring_view APPIDS_REGISTRY = LR"(Software\Classes\AppUserModelId\)";
 
     std::wstring APPLICATION_ID = L"Microsoft.PowerToysWin32";
     constexpr std::wstring_view DEFAULT_TOAST_GROUP = L"PowerToysToastTag";
@@ -132,68 +131,6 @@ void notifications::run_desktop_app_activator_loop()
     CoRevokeClassObject(token);
 }
 
-bool notifications::register_application_id(const std::wstring_view appName, const std::wstring_view iconPath)
-{
-    std::wstring aumidPath{ APPIDS_REGISTRY };
-    aumidPath += APPLICATION_ID;
-    wil::unique_hkey aumidKey;
-    if (FAILED(RegCreateKeyW(HKEY_CURRENT_USER, aumidPath.c_str(), &aumidKey)))
-    {
-        return false;
-    }
-    if (FAILED(RegSetKeyValueW(aumidKey.get(),
-                               nullptr,
-                               L"DisplayName",
-                               REG_SZ,
-                               appName.data(),
-                               static_cast<DWORD>((size(appName) + 1) * sizeof(wchar_t)))))
-    {
-        return false;
-    }
-
-    if (FAILED(RegSetKeyValueW(aumidKey.get(),
-                               nullptr,
-                               L"IconUri",
-                               REG_SZ,
-                               iconPath.data(),
-                               static_cast<DWORD>((size(iconPath) + 1) * sizeof(wchar_t)))))
-    {
-        return false;
-    }
-
-    const std::wstring_view iconColor = L"FFDDDDDD";
-    if (FAILED(RegSetKeyValueW(aumidKey.get(),
-                               nullptr,
-                               L"IconBackgroundColor",
-                               REG_SZ,
-                               iconColor.data(),
-                               static_cast<DWORD>((size(iconColor) + 1) * sizeof(wchar_t)))))
-    {
-        return false;
-    }
-    return true;
-}
-
-void notifications::unregister_application_id()
-{
-    std::wstring aumidPath{ APPIDS_REGISTRY };
-    aumidPath += APPLICATION_ID;
-    wil::unique_hkey registryRoot;
-    RegOpenKeyW(HKEY_CURRENT_USER, aumidPath.c_str(), &registryRoot);
-    if (!registryRoot)
-    {
-        return;
-    }
-    RegDeleteTreeW(registryRoot.get(), nullptr);
-    registryRoot.reset();
-    RegOpenKeyW(HKEY_CURRENT_USER, APPIDS_REGISTRY.data(), &registryRoot);
-    if (!registryRoot)
-    {
-        return;
-    }
-    RegDeleteKeyW(registryRoot.get(), APPLICATION_ID.data());
-}
-
 void notifications::override_application_id(const std::wstring_view appID)
 {
     APPLICATION_ID = appID;
diff --git a/src/common/notifications/notifications.h b/src/common/notifications/notifications.h
index 4f4247f159..e0048012a1 100644
--- a/src/common/notifications/notifications.h
+++ b/src/common/notifications/notifications.h
@@ -14,9 +14,6 @@ namespace notifications
     void override_application_id(const std::wstring_view appID);
     void run_desktop_app_activator_loop();
 
-    bool register_application_id(const std::wstring_view appName, const std::wstring_view iconPath);
-    void unregister_application_id();
-
     struct snooze_duration
     {
         std::wstring label;
diff --git a/tools/BugReportTool/BugReportTool/RegistryUtils.cpp b/tools/BugReportTool/BugReportTool/RegistryUtils.cpp
index 1085d913bc..dba32b9b2b 100644
--- a/tools/BugReportTool/BugReportTool/RegistryUtils.cpp
+++ b/tools/BugReportTool/BugReportTool/RegistryUtils.cpp
@@ -23,7 +23,6 @@ namespace
     { HKEY_CLASSES_ROOT, L"CLSID\\{51B4D7E5-7568-4234-B4BB-47FB3C016A69}\\InprocServer32" },
     { HKEY_CLASSES_ROOT, L"CLSID\\{0440049F-D1DC-4E46-B27B-98393D79486B}" },
     { HKEY_CLASSES_ROOT, L"AllFileSystemObjects\\ShellEx\\ContextMenuHandlers\\PowerRenameExt" },
-    { HKEY_CURRENT_USER, L"SOFTWARE\\Classes\\AppUserModelId\\PowerToysRun" },
     { HKEY_CLASSES_ROOT, L".svg\\shellex\\{8895b1c6-b41f-4c1c-a562-0d564250836f}" },
     { HKEY_CLASSES_ROOT, L".svg\\shellex\\{E357FCCD-A995-4576-B01F-234630154E96}" },
     { HKEY_CLASSES_ROOT, L".md\\shellex\\{8895b1c6-b41f-4c1c-a562-0d564250836f}" },