Your Android device has an accelerometer that detects its orientation by measuring angular velocity and helps rotate your screen.

If your Android's auto-rotate functionality is on, but the phone screen doesn't auto-rotate, it could indicate a minor glitch or hardware issue. In this case, your first step is to restart your phone.

There are times when you might need to rotate your iPhone or iPad's display without physically tilting the device. Maybe your rotation sensor is broken or moving your device is too difficult. If ...