If you need to download a specific version for testing or legacy hardware, reputable repositories maintain extensive archives:
Version 412.0.0 was a standard release in the Facebook for Android lifecycle. Users often revert to versions like this to bypass performance issues in newer updates or to maintain compatibility with older Android operating systems. Key Features of Older Versions facebook 4120005 apk older versions for and exclusive
| Android Version | Compatibility with 4120005 | Notes | | :--- | :--- | :--- | | Android 8.0 (Oreo) | ✅ Excellent | Original target OS | | Android 9 (Pie) | ✅ Excellent | Runs smoother than stock | | Android 10 (Q) | ✅ Perfect | The "Goldilocks" OS for this build | | Android 11 (R) | ✅ Good | May have minor notification delays | | Android 12 (S) | ⚠️ Fair | Requires disabling "Android WebView" updates occasionally | | Android 13+ | ❌ Poor | Force closes due to legacy storage permissions | If you need to download a specific version