Replace <KMS_KEY> with your actual KMS product key.

: Often includes an option to create a scheduled task that runs every 7 days to automatically renew the 180-day activation, effectively providing "lifetime" activation as long as the device connects to the internet periodically. Supported Products

slmgr /xpr

: The legality of using KMS activation scripts can vary by region and how they are used. Generally, if you own the software or have a volume license agreement, using a KMS script for activation can be legitimate.

It supports most Volume and Retail editions of Windows (7 through 11) and Office (2013 through 2021).