Windows Activation Check
Open Command
Prompt.
In Windows XP: Goto Start menu > Open Run > Type cmd > Hit enter.
In Windows 7 and 8: Goto start > Type cmd > Hit enter.
Now enter the following command in the command prompt,
slmgr/xpr
And wait for a second
Then a dialog box will appear which will tell you the status of your windows activation as follows
In Windows XP: Goto Start menu > Open Run > Type cmd > Hit enter.
In Windows 7 and 8: Goto start > Type cmd > Hit enter.
Now enter the following command in the command prompt,
slmgr/xpr
And wait for a second
Then a dialog box will appear which will tell you the status of your windows activation as follows