frozen phone
reaching out through another phone, my iphone is completely frozen on the lock screen with all buttons not working.
iPhone 13
Try a Forced Restart. Follow the instructions very carefully.
Force restart iPhone - Apple SupportOfficial Apple Support › guide › iphone › ios
There are only 2 possible results:
1) The phone returns to normal operation
2) The phone has a hardware problem. Take it to the Apple Store or authorized Apple Service shop