Open Control Center by swiping up from the bottom of the screen (or swiping down from the top right on iPhone X and newer). Tap the Lock Rotation / Lock Orientation button a second time, so that the ...

Rotating your iPhone screen to a landscape view can come in handy when watching videos. Usually, rotating the screen just involves moving the device sideways, unless its orientation is locked. You can ...

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 ...