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 ...

We tend to take automatic screen rotation for granted on Android phones, and that’s by design — it’s supposed to enable seamless transitions when an app needs more vertical or horizontal space, say ...

Since the launch of the very first iPhone, every single model that followed — not to mention just about every other smartphone in existence — has had a rotating screen feature. It's simple in its ...