If you cannot find your product key and Office was previously installed on your machine, you can use a free third-party utility like or ProduKey . These tools scan your registry and display the product keys for software currently installed on your PC.
If you are currently installing the software, the setup wizard will prompt you for the key.
Please note that Microsoft ended official support for Office 2010 in October 2020. While the software still works and can be activated, it no longer receives security updates, making it more vulnerable to modern security threats.
sticker on the bottom or back of your computer. Note that this sticker might be for