Older hardware struggles with the full Facebook app. If you successfully install facebook para android 5.1 9 apk, apply these tweaks:
Cause: The old Facebook APK uses deprecated SSL certificates. Fix:
1. Redesigned Navigation (Bottom Bar)
2. Faster News Feed Loading
3. Chat Heads (Floating Bubbles)
4. Rich Sharing Options
5. Notifications & Requests
6. App Center & Games
7. Contact Sync
8. Data Saving Mode (Early version)
9. Support for Older Android Versions
If you are downloading an APK (presumably from sites like APKMirror or Uptodown) for Android 5.1:
A: No. The Play Store will not let you install it. Sideloading a newer version (v350+) will result in "missing shared library" errors. facebook para android 5.1 9 apk