To change the power mode on Windows 11, use these steps: Open Settings. Click on System. Click the "Power & battery" (or ...

An operating system (OS) is software that manages computer resources, controls program execution, ... Examples of operating systems include Windows, MacOS, Linux, Android and iOS.

1. Back up. No matter how you go about reinstalling Windows, it’s a good idea to review your backups and make sure you don’t have any files on your computer that you don’t have at least one ...