Ever since the release of Windows 8, all PC manufactures have started embedding product license key into the BIOS/EFI. That is, computers pre-installed with Windows 8, Windows 8.1, and Windows 10 don’t display product key information or Certificate of Authenticity (COA) sticker on the backup of the computer or in the battery bay.
Instead, PC manufactures have started embedding product key into the BIOS or EFI, and it can be seen by entering the BIOS/EFI of your computer.
While most users will never need to retrieve product key as the Windows image provided with the computer will automatically retrieve the product key from the BIOS or EFI during the installation. But if your have downloaded a fresh copy of Windows 8.1 or Windows 10 from Microsoft and want to install the same using the same product key, you need to take the help of third-party tools to recover the product key from the BIOS or UEFI.
Windows 10 Product Key Tool
Windows 10 Product Key Tool is a newly released utility from the developer behind the very popular EasyBCD software. With Windows 10 Product Key Tool, one can easily recover Windows 7, Windows 8, Windows 8.1, and Windows 10 product license keys from the BIOS or EFI.
To read Windows 7, Windows 8.1, or Windows 10 product key from the BIOS or UEFI, simply run OEM Product Key Tool on your PC. Upon running the tool, it will automatically scan your BIOS or EFI and display the product key. After recover the key, we recommend you store the product key in a safe location.
Windows 10 Product Key Tool is compatible with both 32-bit and 64-bit versions of Windows 7, Windows 8.1, and Windows 10. Visit the following page to download the latest version of Windows OEM Product Key Tool.
Note that you might get “Unable to open MSDM table!” message if the product key isn’t present in your PC’s BIOS/EFI. If you’re getting this message, the product key sticker must be located somewhere on your PC. Look for it!
Download: Windows OEM Product Key Tool 1.1