iPhone's "System Data" can take up a lot of space on your smartphone. Here's what we know. Credit: Future Publishing via Getty Images It's a dreaded notification that some iPhone users have come to ...

It's a dreaded notification that some iPhone users have come to experience. It happened to me at my most recent holiday gathering while taking family photos. It wasn't the first time, but it was ...

When an iPhone suddenly refuses to install a new app or take another photo, the culprit is often a mysterious bar in Settings labelled “System Data.” Instead of music, photos or apps you recognise, ...