New iPhone owners transferring existing cell phone numbers, especially from rival carriers, have reported AT&T activation delays that prevent them from using the phone except to make 911 emergency ...
The "could not activate cellular data network" error means your iPhone won't be able to use the mobile data you're paying for. Fixing it likely entails turning the ...
The Waiting for Activation error appears when Apple cannot validate your number or Apple ID token through carrier and Apple servers. These methods refresh activation ...
Introduction It is quite common to forget your Apple ID credentials in fact; it is more common than most iPhone users think.