Sideloading apps violates Apple’s Terms of Service. While Apple rarely bans Apple IDs specifically for sideloading free apps like Facebook, they do revoke
Before hunting for external files, try the official route. This is safer and keeps the app linked to your Apple ID. Open the on your iOS 12 device. Tap your Profile Icon (Purchased section). Search for Facebook . Tap the Cloud Icon . download facebook ipa for ios 12