True story: A friend who asks for help, is very upset because his teenage son has blocked his iPhone after he missed the unlock code several times. The only way out: restore the device. But for that you need a Mac or PC. Vacations require, there will be nothing in sight for a good week. So the journey continued and the teen’s screen time saw a brutal lull for a few days.
From now on, a teenager with his head in the air will be able to regain use of his phone more quickly, with some conditions but much less restrictive than before.
Starting with iOS 15.2 and iPadOS 15.2, your iPhone or iPad can be taken out of this mess without the help of a computer. You just need a Wi-Fi or cellular connection and you haven’t forgotten your Apple ID credentials with which the device is initially configured.
New Help Sheet explain That after losing its unlock code multiple times – or by forcing incorrect entries when we know we won’t find that code – we’ll end up with the Erase iPhone option displayed on the screen.
After touching this command, you will need to enter your Apple ID and password, after which the device will completely wipe itself. It will then be ready to be restored to the new state, with a recent iCloud backup if possible to get off to a good start.
If there is no Wi-Fi or cellular connection then it is The previous method is still valid With a connection to iTunes (or Finder on newer macOS)