Definition: Abbreviated as OS, it is a powerful, and usually large, program that controls and manages the hardware and other software on a computer.
The most popular operating systems today include versions of Microsoft Windows (like Windows 8, Windows 7, Windows Vista, and Windows XP), Apple's Mac OS, and flavors of the open source operating system Linux.
Microsoft Windows Operating System
The operating system that I deal with most here on my PC Support site is Windows. Here is a small selection of popular Windows operating system related articles you can find on my site:
How To Clean Install Windows
How To Repair Windows
How To Recover a Lost Windows Password
What is a Product Key?
Windows Gadgets for System Monitoring
How To Format a Hard Drive
- What is the Windows Registry?
Also Known As: OS
Examples: "I have a number of friends that use different versions of the Linux operating system but I've always been a huge fan of Microsoft Windows. In fact, my last upgrade was from Microsoft Windows Vista to Microsoft Windows 7."