In the fast-moving world of social media, app updates are constant. But not every update is welcome. Many iOS users find themselves searching for “Facebook old version for iOS 1255 install” — a specific legacy build that has gained a cult following among those who prefer the classic Facebook experience. This feature explains what version 1255 is, why people want it, how to install it (if possible), and the critical risks you need to know.
To understand version 1255, we must rewind the clock to late 2015 / early 2016. The iPhone 6s had just launched with 2GB of RAM. 3D Touch was the new gimmick. And Facebook was racing to become a "video-first" platform. facebook old version for ios 1255 install
Version 125.0 (Build 1255) sat at a unique crossroads: In the fast-moving world of social media, app
Why version 1255 specifically? For users on jailbroken iPhones (iOS 9, 10, 11), version 1255 was often cited as the last build before Facebook injected the "Canvas" web browser engine (which broke many tweaks) and the last version that ran smoothly on 1GB RAM devices like the iPhone 6. Why version 1255 specifically
If you downloaded version 1255 before using the same Apple ID, you might be able to re-download an older version:
Reality check: Facebook pushes server-side changes. Even if you install an old IPA, Facebook’s backend will likely block login or force an update.
For a brief period (2014-2018), Apple allowed you to download "last compatible version" if you had previously downloaded an app.