Unlike the main app, Facebook Lite includes messaging features, so you don't need to download a separate Messenger app. Where to find it: You can download it from the Official Facebook Lite page or find older, compatible APKs on 2. Finding an Older Version (Standard App)

No directamente. Messenger también dejó de soportar Android 5.1. Necesitará "Messenger Lite" versión 45.0.0 o inferior, o usar la web.

For older devices, is the superior choice. It is designed to work on Android 5.0+ and continues to receive updates even for older operating systems. Size : Lite is ~2MB vs. the main app's 60MB+.