:Category:Microsoft Windows
{{Catmain|Microsoft Windows}}
{{Commons cat|Microsoft Windows}}
{{wikibooks|Category:Windows}}
Microsoft Windows — a range of commercial {{C|Computing platforms|computing platform}} operating environments for personal computers. The {{C|Window-based operating systems|Window-based operating system}} was first introduced by Microsoft in {{C|1985 software|1985}} and eventually came to dominate the world personal computer market. All recent versions of Windows are fully-fledged operating systems.
Category:Window-based operating systems