If you are having Windows 7 Home edition, then you can use it on Windows 7 Professional. Not only there is different product keys for different Windows versions but also Windows editions. You just can’t use a single product key on Windows 7, 8, and 10. However in a newer version of Windows (like Windows 10 or Windows 11), you will be limited with a number of features.Įach version of Windows has different product keys. Earlier versions of Windows can be used within a few days (trail days). PRODUCT KEY: XXXXX-XXXXX-XXXXX-XXXXX-XXXXX Why should I activate my Windows 7?Īs we mentioned before, you will need to activate your Windows 7 with the product key. On the cover of any Windows 7 CD, you will find the product key something like this As all the product keys are verified by Microsoft for Windows and can be used if Microsoft Software License Terms are allowed. While inserting your product during the installation, make sure that you have a valid product key. After inserting your product key, you will be able to use features and OS. After performing the clean installation of Windows, you will be asked for the product key. What is the product key? Windows 7 product keyĪ product key is a 25-character-based code that is used to activate your Windows. On the other hand, users who have purchased the keys from the online store will get their product key through email. If you have brought your Windows from a retail store, then you will find the product key on the cover of Windows. In Windows 10 or Windows 11, a watermark will appear with limits to features, if you haven’t activated your Windows.

While on Windows 7 or earlier version, you will need a product key to use the OS. This product key will enable you to use Windows and most of its features. On purchasing any Windows OS, you will also buy a product key.

Windows 7 64 bit activation key