The kernel plays an essential role, as it manages how your phone, tablet, and PC's hardware and operating system.

Four Ways in Which an Operating System Controls the Hardware of a Computer. Everything you do on your computer is the direct result of hardware and software working together. The hardware provides ...

What does operating system actually mean? Find out inside PCMag's comprehensive tech and computer-related encyclopedia.

Last week I wrote about keeping your computer’s operating system up to date. I mentioned that you need to pay attention to software update notifications from your computer and keep current with ...

Microsoft will be ending support for Windows 10 in October. If your computer isn't compatible with Windows 11, you still have options.

Finally, keep your computer healthy and secure by accepting updates provided by your operating system vendor or by the developers of third-party software you use.

Patrick Marshall answers questions about how to find out if you have a pirated version of a Windows operating system and how secure are VPNs.