Determining the Service Pack Installed in Windows

Service Packs
1. Service packs are the means by which Microsoft Windows product updates are distributed.
2. Service packs keep the product current, extend, and update your computer's functionality.
3. Service packs include updates, system administration tools, drivers, and additional components.
4. All are conveniently bundled for easy downloading.
5. Service packs are cumulative - each new service pack contains all the fixes in previous service packs, as well as any new fixes.

Determining the Service Pack Installed

There are two methods to determine which Microsoft Windows Service Pack is installed on an system. Choose the method best suited for you.

Method One
From a command window or from the Run dialog box, type winver and click OK.

Method Two
From a command window or from the Run dialog box, type winmsd and click OK.