Pop quiz: How often do you need to restart your computer for best performance? Here’s a hint. If you only do it when your machine crashes or needs to update, that’s not enough.

Pop quiz: How often do you need to restart your computer for best performance? Here’s a hint. If you only do it when your machine crashes or needs to update, that’s not enough. Tap or click ...

Expert: Connecting computer science to everyday experiences is one way to help K-8 students learn about one of the 21st century's most important topics.

Patrick Marshall answers questions about a persistent freezing computer and how to find the right level of security for your PC.

Is your computer getting slower, or are you imagining it? We'll walk you through the ways to check your computer's speed.

Everything You Can Do to Keep an Old Computer Running You have options that don’t involve saying goodbye to your hardware. Photograph: master1305/Getty Images ...

Yes, you can download and install the new version of Windows 11 on your PC, and here are four ways to do it.

But if you do have problems booting up your computer as normal, a recovery USB drive can save your system and restore access to your files and apps.