: Facebook's security systems can detect unofficial versions, which may result in your account being permanently disabled. Facebook Lite 280.0.0.9.119 (Android 4.0.3+) - APKMirror
If you specifically need the older 280.x version for compatibility reasons, you can find the original (non-modded) files on reputable archive sites:
: The safest way to get the latest version of Facebook Lite is through the official store.
Downloading "cracked" or "modded" social media apps can lead to:
: Offers various 280.x releases, such as version 280.0.0.9.119 or 280.0.0.2.119 beta. Important Security Note
: These files frequently contain viruses, spyware, or ransomware.