盗難デバイス保護
盗難デバイス保護のところに常にってとこにしてそれを変えたいのにTouch IDが反応しなくなって変えられなくなった
iPhone SE, iOS 18
Go to Settings > Touch ID & Passcode and make sure that iPhone Unlock or iTunes & App Store is on, and that you've enrolled one or more fingerprints.
If Touch ID isn't working on your iPhone or iPad