This is the only 100% functional way to access Facebook on iOS 9.3.5: Navigate to facebook.com button (the square with an arrow). "Add to Home Screen" to create a pseudo-app icon. 3. Checkmate! Store (Jailbreak Required) If your device is jailbroken, you can install the "Checkmate, Store!"
Instead of unverified IPAs, you can try these established methods to get a functional version: facebook ipa for ios 935 extra quality
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 This is the only 100% functional way to
To install Facebook on a device running iOS 9.3.5 (such as an iPad 2 or iPad Mini 1), you generally have three options, as the current version of the Facebook app requires iOS 13.4 or later 1. Download the Last Compatible Version (No Jailbreak) Checkmate
Jailbreak your device (e.g., using Phœnix for 9.3.5) and install the Checkmate, Store!