Unable To Activate Update Required
update to activate update required iphone 12
update to activate update required iphone 12
See these Apple articles below:
If you can't activate your iPhone
If you can't activate your iPhone or iPad (Wi-Fi + Cellular) - Apple Support
Manually update your carrier settings on your iPhone or iPad
Manually update your carrier settings on your iPhone or iPad - Apple Support
Update your network provider settings manually on your iPhone or iPad
Update your network provider settings manually on your iPhone or iPad – Apple Support (UK)
Unable To Activate Update Required