In registry: Press 'Windows +R' to open Run dialog, type in 'regedit' and press Enter to open Registry Editor.

On the Email: If you purchased Windows 7/8 online, you may find the activation key on the email that Microsoft sent you at the time of purchase. If the product key is not that, check the top, back, bottom, and the other place it might be. On the side of desktop case: If you are using a desktop computer, look on the side of the desktop's case. Your Windows product key may be printed on the sticker.

On the bottom of your laptop: If you are using a laptop, look at the bottom of your laptop. Guide Steps Where can you find Windows 10 product key from your Computer? Retrieve Windows 7/8 product key with VBScript Recover Windows 7/8 product key from computer with a tool Where to find your Windows 7/8 product key? In case some day you need to reinstall them on your current or other computer again. If you are planting to upgrade your Windows 7/8 PC device to Windows 10, it is highly recommended you to find out the corresponding product keys and store them in a safe place. Find your Windows 7/8 Product Key from computer before upgrading to Windows 10

Product key finder windows 7 free