Operating Systems
Need help choosing a new operating system for your computer or getting that OS installed? wikiHow’s Operating Systems category can help. Our step-by-step articles can guide you through unfamiliar operating systems and help you work around any issues you run into. Learn how to format a PC, set an administrator password, dual boot two different operating systems, and more.
Articles about Operating Systems
![](./images/2233737711--crop-375-300-375px-nowatermark-1579123-30.jpg.webp)
How to
Open EXE Files
Expert
![](./images/1694582036--crop-375-300-375px-nowatermark-Install-Windows-from-a-USB-Flash-Drive-Step-35-Version-2.jpg.webp)
How to
Enable Function Keys
Expert
![](./images/2201170328--crop-375-300-375px-nowatermark-Format-a-PC-Step-29-Version-2.jpg.webp)
How to
Format a PC
Expert
![](./images/2885562443--crop-375-300-375px-nowatermark-Format-a-Hard-Drive-Step-43.jpg.webp)
How to
Format a Hard Drive
Expert