Tap Install . If you see App not installed – means the APK is incompatible or corrupted.

. However, there are still ways to maintain connectivity on older hardware. Installation Challenges for Android 4.4.2 Official Support : Meta officially recommends Android 5.0 (Lollipop)

: This is the lightweight version optimized for older hardware and slow connections. It is often a better choice for Android 4.4.2 because it uses fewer resources. Version 334 is the last known compatible version for KitKat. Where to Download

Downloading APKs from third-party websites carries risks. Google Play Protect scans apps from the Play Store, but external files can sometimes contain malware. Proceed with caution and use reputable sources.

For Android 4.4.2 users, is often the superior choice. Although Meta officially discontinued the Lite version in September 2023, legacy APKs still work on many older devices.

: This is widely cited as one of the last full versions of the app to support Android 4.4.