iphone password
I changed my phone password on iphone 8 and I cant get into phone
iPhone 8 Plus, iOS 15
After you have changed the password you should wait a while, the server needs time to process the new change.
If you have forgotten your Apple ID password, sign in to your Apple ID account page.
https://support.apple.com/en-gb/HT203993
Click: Forgot Apple ID or password?