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 ...

Well, my iPhone updated when I connected it this evening. I just got to work, tapped the web browser and got this message:<BR><BR><B>Could not activate cellular data network: You are not subscribed to ...

AT&T has a new ‘Unlimited Day Pass’ plan launching today that allows iPad users to activate cellular coverage on a convenient ...

If you've ever needed iPad data for a day or two without signing a contract or paying for an entire month, AT&T has a new ...

Stephanie Barnes has been writing about technology for many years. She fell in love with tech after building her first PC as a little girl. She later followed that passion to become a front-end/iOS ...