If your iPhone suddenly starts refusing to rotate its screen no matter how much you spin the device around, it may not necessarily be due to a bug or hardware issue.

How to lock or unlock screen rotation on your iPhone or iPad If you want to flip your screen around, swipe down from the top-right of the home screen. This will open Control Center.

If your iPhone or iPad screen doesn't rotate into landscape mode when you hold it lengthways, then you've likely got the Portrait Orientation Lock turned on. Here's how you can disable it.

How to rotate your iPhone screen Open an app that supports the landscape view, such as YouTube or Netflix. Instead of holding your phone in the normal portrait orientation, rotate it on its side.