It typically offers one-click activation for various versions of Windows (including Windows 7, 8, 10, and 11) and Microsoft Office (2010 through 2021).
It is a "crack" or "activator" that emulates a server on a local machine. In legitimate corporate environments, a KMS server allows multiple computers on a network to activate software without connecting individually to Microsoft. This tool mimics that behavior to trick the software into thinking it has been legally activated. Key Details and Risks windows-and-office-kms-activator-by-xiaoma
If you are looking for legitimate ways to use or activate these products: windows-and-office-kms-activator-by-xiaoma