If you attempt to download the official Facebook application from the App Store on an iPhone 4s or iPad 2 today, you will likely be rejected. According to Facebook's official support page, the native app requires the device to be running for iPhones and iPads. Older versions of the iOS operating system—specifically versions 9, 10, and 11—were officially dropped from support years ago.
Some users find that Puffin Browser handles older web standards better on legacy iOS versions. Important Safety Warning facebook ipa for ios 9.3.5
When the prompt appears saying the current version requires a newer iOS, tap to install the "last compatible version". 🔓 Option 2: Using Checkmate, Store! (Jailbreak Required) If you attempt to download the official Facebook
Click . You may be prompted to enter your Apple ID password. Wait for the status bar to show "Success." Step 3: Trust the Developer Profile Some users find that Puffin Browser handles older
Without this specific IPA, your iOS 9.3.5 device cannot talk to Facebook's modern servers. The web browser version (m.facebook.com) works, but it’s clunky, slow, and lacks push notifications. The IPA offers a native, fluid experience.
If the App Store method is unavailable, you can manually sideload a legacy IPA file:
If the standard App Store method fails, legacy users often turn to specialized tools: