To ensure security and get the latest features, always download the app from official sources: Facebook - App Store Facebook App - App Store. Facebook - Apps on Google Play
"Facebook.m" is not a separate application but a common shorthand for , the mobile browser version of the official Facebook site. While you cannot "download" this version as a standalone software file, you can download the official Facebook app for free from authorized stores like the Google Play Store for Android or the Apple App Store for iOS. How to Download the Official Facebook App
