Since the App Store no longer serves these versions, the IPA must be sideloaded.
Because official downloads are blocked, users are forced to look for an archived file (the file extension for iOS applications) that corresponds with the final compatible version of Facebook for iOS 9. Method 1: The Native App Store Trick (Easiest) facebook ipa for ios 935
Before hunting for third-party IPA files, try the official "purchased" trick. Apple allows users to download the "last compatible version" of an app if it is already tied to their Apple ID history. Since the App Store no longer serves these
Click the Start button. You will be prompted to enter your Apple ID password to allow Sideloadly to sign the app locally. Apple allows users to download the "last compatible
Drag and drop your downloaded file into the IPA box in Sideloadly.
Launch Sideloadly. It should automatically detect your iPhone or iPad.
The very first challenge is finding a version of Facebook that not only installs but also functions on such an old OS. The last versions of Facebook built to support 32-bit iOS 9 devices were released around 2016–2017. While it's challenging to pinpoint an exact version number, these older legacy builds are what users seek. Some community-driven efforts, like the qnblackcat/FBSideloadfix tool, aim to repair issues with side-loaded Facebook installs, such as login crashes. This highlights the main difficulty: even if you install an old IPA, you may immediately encounter errors or find that many core features are now broken.