51342 - Which Version of Windows Am I Using?

How to find out what version of Windows you have:

1. Click on the Start menu button in the lower-left corner.
2. Click 'Run...' in the menu that appears.
3. A new window will appear. In the text box, type "winver" (without the quotes).

A window will pop up with your version information.

4. To exit the 'About Windows' window, click 'OK'.