Most modern laptops have some sort of volume control buttons. Usually these are a set of Fn keys on the keyboard, but convertible laptops with screens that can flip around for use in tablet mode often ...

You might have noticed that your iPhone shows a useful playback controls widget on the lock screen whenever you're listening to audio. It's multipurpose, too, since you'll see it whether you're ...

You can use it to adjust volume, smoothly scroll documents and web pages, or quickly search through videos. You can use it to adjust volume, smoothly scroll documents and web pages, or quickly ...