Their a lots of software product keys hidden in window 7 setup that’s made unknown to the users especially the one installed on the pc but in tutorial you’ll be taught how to find such product key in your window 7 by following the steps below
Step1. Click on start button and click on computer in show up menu.
Step2. Click on cd drive after open computer
Step3. In the search bar at the top of the page, type the product name that you need the product key
Step4. Open the file and you have all product keys for window 7