iphone unavailable is appearing. Not going to restore mode
Iphone 6S
iPhone Unavailable is showing on black screen. How to do recovery
iPhone 6s Plus, iOS 15
Question marked as
Top-ranking reply
If you forgot the passcode on your iPhone, or your iPhone is disabled or unavailable -
Click on the link for instructions on how to reset your passcode without a computer if you have iOS 15.2 or higher.
If you see an iPhone or iPad unavailable message or Security Lockout screen - Apple Support
Click on the link for instructions on how to reset your passcode using a computer.
If you forgot your iPhone passcode - Apple Support