Go to Settings > Security and toggle on Unknown Sources .

Meta terminated all services for this operating system, making it impossible for the standard, modern app to connect to servers from this outdated platform. Moving forward, the app requires Android 6.0 or newer .

Put your phone into to cut off internet access. Go to Settings > Date & Time . Turn off Automatic date & time .

He navigated the browser to a trusted archive site. He searched for the latest compatible version

A: You might restore a backup from 2024, but once the app stops syncing, you will lose any new messages received. Furthermore, restoring a 2026 backup on a 2024 app version is likely to cause database corruption.