Use an on-device file manager like to locate your downloaded Facebook IPA, tap it, and select Install . Alternative: The Web Browser Workaround
However, you can still use Facebook on these devices by installing a compatible file. This guide covers the best, most stable versions, where to find them, and how to install them. Why You Need a Specific Facebook IPA
If you've never "bought" Facebook on your account before, the App Store may just block you. To fix this, you need to "purchase" it on a newer device or a computer first:
The Internet Archive contains massive, community-uploaded repositories of vintage iOS software. Look for collections named "Legacy iOS App Archive" or "iOS 9 Decrypted IPAs." This is generally the safest option as the platform is strictly non-profit and rigorously monitored for malware. 2. Momentum Store / MTMDev facebook+ipa+for+ios+935+best
iOS 9.3.5 runs on older 32-bit hardware. Modern Facebook apps are compiled strictly for 64-bit systems. You must use an older, archived version of the app.
Ensure you have installed (if using Windows) so your computer can recognize your iOS device.
, getting Facebook to run requires a bit of retro-tech magic. Use an on-device file manager like to locate
— The App Store blocks the download completely.
: If you previously owned Facebook on your Apple ID, go to the App Store > Purchased
Tap on (or your profile icon -> Purchased in newer layouts). Why You Need a Specific Facebook IPA If
Avoid unknown “IPA signing sites” (like iOSNinja or PandaHelper for this specific old version). They often inject ads that crash iOS 9.3.5 instantly.
If you ever suspect your account has been compromised, immediately reset your Facebook password and enable two‑factor authentication.