If you bought a new computer or for some reason there is no operating system in your computer, follow these steps to install Windows 11 on your PC.

As of Oct. 14, Windows will be ending support for Windows 10. If you don't have a Windows 11 compatible computer, there are still some options to keep access to security updates.

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

A new cloud-based operating system for all kinds of computer is being developed.

This operating system not only loaded programs automatically, like earlier batch systems, but could also run several at the same time on its single CPU. It did this through clever scheduling.