For that, you will need to replace the installed product key with the one that allows activation, e.g. However, you may change your mind and decide to make it fully functional. So, once you have installed Windows 11 with a generic product key, you won't be able to activate it. KMS Client Product Keys for Windows 11 Windows 11 Edition If your OS is supposed to work with a KMS server, you must install the appropriate product key (GVLK) instead of the retail one. Windows 11 EditionĪdditionally, there are also product keys for KMS clients. To install Windows 11 with a generic product key, use the following values. Change the Windows 11 product key in Settings Generic Keys for Windows 11