To find out the date and time that Windows was originally installed:
- Click the Start button (Windows XP users should then click Run).
- Type cmd and press Enter. This will open the Command Prompt.
- Copy all the text on the line below:
systeminfo|find /i "Original Install Date"
- Right click in the Command Prompt, then click Paste.
- Press Enter. Once the information is loaded, the original install date will be shown.