on iOS 9.3.5 means the standard App Store will tell you Facebook is incompatible, often requiring iOS 13.4 or higher. However, by obtaining a specifically compatible and using side-loading methods, you can restore functionality to your vintage device. 3.5 and how to install it. The Best Facebook IPA for iOS 9.3.5

If the App Store method fails, sideloading a specific IPA is your best bet. Many users in the retro-tech community prefer or v26.0 , as these were some of the most stable builds for 32-bit devices.

You will likely need a separate, older Messenger IPA, as the combined app of that era may not function.

Older devices only have 512MB to 1GB of RAM.

The current official Facebook app requires iOS 13 or later. Devices like the iPhone 4s, iPad 2, and iPad 3 cannot update beyond iOS 9.3.5 and will not run the modern app. To get the "best" experience on these devices, you must install an older version of the app via an IPA (iOS App Store Package).

Find in your list of purchased apps and tap the Cloud/Download icon.

If you plan to keep the device forever, jailbreak it using .

Download and install the latest version of (available for Windows and macOS).

Method 1: The Official App Store Trick (No Computer Required)

, which allows you to install any IPA without needing to worry about digital signatures expiring. Third-Party Repos : Community members on platforms like Reddit's Sideloaded community

Drag and drop your downloaded Facebook IPA file into the Sideloadly interface.

: Since the iOS 9 version of Safari is no longer updated, some users recommend using a third-party browser that might still offer better security and site compatibility . Legacy Options (IPA and Jailbreak)

This is the easiest way if you have previously "owned" Facebook on your Apple ID. on your iOS 9.3.5 device. Tap on the Purchased tab at the bottom. Search for "Facebook" in your list of apps.

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