fixes #70058

src/vs/platform/menubar/electron-main/menubar.ts

@@ -571,7 +571,7 @@ export class Menubar {
 
 			case StateType.Ready:
 				return [new MenuItem({
-					label: this.mnemonicLabel(nls.localize('miRestartToUpdate', "Restart to &&Update...")), click: () => {
+					label: this.mnemonicLabel(nls.localize('miRestartToUpdate', "Restart to &&Update")), click: () => {
 						this.reportMenuActionTelemetry('RestartToUpdate');
 						this.updateService.quitAndInstall();
 					}

src/vs/workbench/browser/parts/titlebar/menubarControl.ts

@@ -458,7 +458,7 @@ export class MenubarControl extends Disposable {
 				return new Action('update.updating', nls.localize('installingUpdate', "Installing Update..."), undefined, false);
 
 			case StateType.Ready:
-				return new Action('update.restart', nls.localize({ key: 'restartToUpdate', comment: ['&& denotes a mnemonic'] }, "Restart to &&Update..."), undefined, true, () =>
+				return new Action('update.restart', nls.localize({ key: 'restartToUpdate', comment: ['&& denotes a mnemonic'] }, "Restart to &&Update"), undefined, true, () =>
 					this.updateService.quitAndInstall());
 		}
 	}