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 ...

This article explains how to enable and disable screen locking on devices running iOS 4 and up. It's broken down by iOS version and covers the ways to tell if screen locking is enabled. What if you ...

Looks like Apple has been hard at work making some final tweaks to the design and functionalist of the iPad. As you can see in the image above, previously there was a mute switch above the volume ...