Most cell phone carriers offer generous upgrade plans nowadays, making it easy to snag the latest iPhone without dropping tons of cash. The official upgrade process at the majority of retailers ...

Restarting is a helpful tool to clear cache, enhance speed and improve an iPhone’s performance–here’s how it’s done. If you're having troubles with your phone, here's how restarting it can help.

Turning your iPhone off and on again is the closest thing there is to a magical, just-fix-it solution. Image: D. Griffin Jones/Cult of Mac If your iPhone ever experiences odd technical problems, the ...