fix #33494

src/vs/platform/extensions/common/extensions.ts

@@ -12,6 +12,7 @@ import { IExtensionPoint } from 'vs/platform/extensions/common/extensionsRegistr
 export interface IExtensionDescription {
 	readonly id: string;
 	readonly name: string;
+	readonly displayName?: string;
 	readonly version: string;
 	readonly publisher: string;
 	readonly isBuiltin: boolean;

src/vs/workbench/api/electron-browser/mainThreadMessageService.ts

@@ -72,7 +72,7 @@ export class MainThreadMessageService implements MainThreadMessageServiceShape {
 			messageHide = this._messageService.show(severity, {
 				message,
 				actions,
-				source: extension && `${extension.name} (${extension.id})`
+				source: extension && `${extension.displayName || extension.name}`
 			});
 		});
 	}