If you have a broken, older version already installed, remove it first.
The official Facebook app no longer supports (KitKat). The current minimum requirement for the standard Facebook app is Android 6.0 or greater . Users with older devices must rely on legacy APKs or alternative versions. Summary of Facebook for Android 4.4.2 Facebook For Android 4.4.2 Apk
These APKs require extensive permissions, including access to GPS location, camera, microphone, and contacts. 3. Core Features of the Legacy APK If you have a broken, older version already