Forget about using modern stickers, reactions, vanish mode, or high-definition video filters.

He pressed ‘Later’ aggressively. He knew what would happen if he updated. The new file was 80 megabytes. It would eat 20% of his remaining storage, and once installed, it would demand RAM his phone simply did not have. It would crash on launch, trapping his messages in a server he could no longer access.

Facebook Messenger APK for Android 4.4.4 (KitKat): The Last Compatible Version