Overview
- The standalone apps for Windows and macOS will stop working, with logins disabled and users redirected to Facebook in a browser.
- Desktop access will continue via Facebook or the Messenger.com web app.
- Users will receive an in‑app notice that starts a 60‑day grace period before deactivation.
- To keep chat history accessible on other devices, users must enable secure storage and set a PIN in the desktop app before shutdown.
- The Messenger apps on Android and iOS will continue to operate.