When searching for the file, look for versions of Facebook Messenger or the original Facebook app from . (Early on, messaging was integrated into the main Facebook client before Messenger became a standalone required application).
The primary hurdle is that Facebook’s server-side protocols have changed drastically since iOS 4 was current. facebook messenger ipa for ios 4.2.1 download
Be very cautious when downloading old .ipa files from unofficial sources. Ensure the source is reputable to avoid malware. When searching for the file, look for versions
Because standard downloads are unavailable, users with legacy hardware typically rely on these community-driven methods: When searching for the file
You can still send and receive basic text messages via the mobile web interface without needing a separate Messenger app. Troubleshooting Potential Issues Operating systems that support the Messenger app - Facebook