: Old iOS versions sometimes struggle with 2FA codes. If prompted, type your password followed immediately by the 6-digit code in the same password field.
iOS 9.3.5 is a 32-bit operating system. Modern apps are designed for 64-bit systems. Meta officially ended support for iOS 9 years ago, meaning the current version in the App Store will not install directly on your vintage device. How to Download Messenger on iOS 9.3.5 messenger ios 9.3.5 download
A pop-up will appear: "Download an older version of this app?" Select . 2. The "New Apple ID" Workaround : Old iOS versions sometimes struggle with 2FA codes