Add Yahoo as a preferred source to see more of our stories on Google. If you see a pop-up the first time you do it, select Continue. Each time you press these keys at the same time, the screen rotates ...

Check if the Portrait Orientation Lock is on; it stops the iPhone screen from rotating. Open Control Center and tap the lock icon to turn off rotation lock if it's active. Some apps don't rotate; test ...

One of the most important reasons smartphones have taken off to such a massive degree is versatility. If you need a camera, most smartphones will do the trick. On-the-go media consumption? A phone isn ...