Facebook Apk For Android 4.4.4 -

If you're experiencing issues with the Facebook Apk for Android 4.4.4 or prefer not to use it, there are alternative options:

If your device is rooted, install a lightweight kernel like or HellsCore for Android 4.4.4 to improve memory management for heavy apps like Facebook. Facebook Apk For Android 4.4.4

Since you aren't using the Play Store, you must enable "Unknown Sources." If you're experiencing issues with the Facebook Apk

Android 4.4.4 (KitKat) — many current Facebook app versions no longer support this OS; you’ll likely need an older APK built for KitKat. Facebook Apk For Android 4.4.4