Tap the icon. A prompt will appear: "Do you want to download the last compatible version?" . Select Download .
The Facebook IPA for iOS 9.3.5 represents a moment in the evolution of both Facebook's mobile presence and Apple's iOS ecosystem. It showcases the efforts made by developers to ensure that their applications remain accessible to a broad user base, across various device and OS configurations. facebook ipa for ios 935
This is the most reliable way to use Facebook on older devices. Tap the icon
Also, using IPA files not from the App Store is against Apple's terms of service unless it's a beta version through TestFlight. Maybe the user is a developer testing compatibility, but that's a stretch. I should mention legal and technical reasons why this isn’t feasible. Maybe guide them to check if their device can be upgraded. iOS 9 is way past end of life. The minimum iOS version Facebook supports is probably higher, maybe iOS 10 or 11. The Facebook IPA for iOS 9
. For legacy devices like the iPad 2 or iPhone 4S stuck on iOS 9.3.5, you must use specific workarounds to access older, compatible (iOS App Store Package) files. Methods for Installation Old iPad version 9.3.5 app download issues