To download and install the app manually, follow these security-first steps: Enable Unknown Sources Settings > Security (or Privacy) and toggle Unknown Sources
: This is widely considered the final stable build that explicitly supports API 19 (Android 4.4+). Facebook Messenger Apk For Android 4.4.4 Free Download
The last stable versions that officially supported Android 4.4 (KitKat) were released in 2023. Using these versions is necessary because modern releases typically require Android 8.0 or higher. To download and install the app manually, follow