Often it is useful to know which version of Windows you are using, particularly if support people like me are wanting to know so that we can help you with a problem you are having.
So to get your Windows version press the Windows Flag Key and the letter "R" on your keyboard, this will bring up the "Run" dialog box (the Windows Key is shown below):
This will bring up the "Run" dialog:
As shown type "Winver" and then press "OK":
This works on all versions of Windows.
This ends the How To.