You can activate a new or used iPhone for use with a cellular service provider in a few steps. Here's how to activate any ...

What does it mean if your iPhone is locked? If your iPhone is carrier-locked, it's only going to work with the cellular provider that locked it. However, if your iPhone isn't locked, you'll be able to ...

Your iPhone might go straight to voicemail on incoming calls for a number of reasons, including your Do Not Disturb settings or several other issues.

However, like all smartphones, new iPhones can come with new problems, and sometimes it takes Apple a while to work out all the bugs. The good news is that most glitches early adopters run into are ...