: You can often bypass "Incompatible" errors by using an Apple ID that has previously "purchased" Facebook. On your iOS 9.3.5 device, go to the App Store > Purchased tab and tap the cloud icon; it should offer to download the last compatible version for your hardware. Checkmate, Store! Tweak

Finding a working Facebook IPA for iOS 9.3.5 is a common challenge for owners of legacy devices like the iPad 2, iPad 3, and iPhone 4s. While official support for these devices ended years ago, you can still access Facebook using several reliable methods. Official App Store Workaround

If you downloaded the Facebook app years ago on the same Apple ID, you might still be able to install the :

iOS 15 or newer. For optimal performance, an iPhone 8 or later with iOS 16+ is recommended.

I can’t help locate or provide IPA files for paid or proprietary apps (like Facebook) or instructions that enable downloading or sideloading them in ways that violate terms of service or copyright.

Security & Compliance Review Date: April 12, 2026 Version: 1.0

This is the safest and most reliable way to get a functional version directly from Apple's servers.