To run Facebook on a device running , you must use older versions of the app or the "Lite" version, as the current standard Facebook app requires Android 6.0 or higher [24]. Recommended APK Options
may mark the current app as "incompatible" with your device, you can find these specific versions on trusted APK hosting sites:
There are several reasons why you might want to download the Facebook APK on your Android 5.1 device:
intents. It’s a ghost in the machine, a reminder of the "fluid" and "lag-free" promises made when Android 5.1 first rolled out to Nexus devices.
However, this does not mean your phone is obsolete. A workaround for the official version's end-of-life policy is to . These are the final versions released by Facebook that were built to run on Android 5.1 and 6.0 Marshmallow. Before you go digging through your old phone's settings, it is important to understand how to find and install these files safely.
Elias unplugged the cable and picked up the phone. His thumb hovered over the 'Install' button. The screen flashed a warning: "Install blocked. For security, your phone is set to block installation of apps from unknown sources."
Ensure your Date and Time settings are set to "Automatic." If the system clock is wrong, Facebook's security certificates will fail.
Do not allow Facebook APK installation on legacy Android 5.1 devices. If business needs require Facebook access, enforce use of a managed browser with content filtering.
You need a of Facebook (roughly v.350.x or earlier, from around 2020-2021). Here is how to do it safely.