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 ...

iPhone users have reported that their device is stuck on “SOS mode,” preventing them from making calls or sending text messages amid a major cell phone outage Thursday affecting thousands of users ...

Learn how to fix an iPhone stuck in SOS mode and restore your cellular connection quickly.

Stephanie Barnes has been writing about technology for almost a decade. She fell in love with tech after building her first PC as a little girl. She later followed that passion to become a ...

Add Yahoo as a preferred source to see more of our stories on Google. iPhone carrier settings updates can provide new features and improvements. Some of these updates are mandatory and installed ...