: It uses significantly less mobile data, which is ideal for older devices that may not support high-speed 4G or 5G bands.
It looks like you’re asking about a specifically tied to version 42.2 and the year 2021 — likely because you have an older device (e.g., running Android 4.2.2 Jelly Bean) or you’re looking for a lightweight, older build that performed better for you. facebook apk for android 42 2 better 2021
For devices running Android 4.2.2 (Jelly Bean), the standard Facebook app is generally no longer supported as current versions typically require Android 9.0, 11.0, or higher : It uses significantly less mobile data, which