Key Management Server – slmgr command reference

Slmgr Commands

slmgr [MachineName [username[password]]] [option]

Slmgr Command Options
Item	Explanation
MachineName	The machine to administer. Defaults to the local machine if omitted.
username	The username of an administrator account on the remote machine.
password	The password for username.
/ato	Activate Windows license and product key against Microsoft’s server.
/atp Confirmation_ID	Activate the product with a user-provided Confirmation_ID.
/cdns	Disable DNS publishing by the KMS host.
/ckhc	Disable KMS host caching.
/ckms	Clear the name of KMS server used to default and port to default.
/cpky	Delete the Windows product key from Windows Registry.
/cpri	Set the KMS priority to low.
/dli	Display the current license information with activation status and partial product key.
/dlv	Display additional license information. Similar to /dli but more detailed.
/dti	Display Installation ID for offline activation.
/ipk key	Change the Windows product key. Replaces the current product key if present.
/ilc file	Install a license file.
/lil	List installed token-based activation issuance licenses.
/ril	Remove installed token-based activation issuance license.
/rilc	Reinstall system license files.
/rearm	Reset the evaluation period/licensing status and activation state of the computer. Use /rearm-app to specify an app, or /rearm-sku for a specific sku.
/skms	Set the Volume Licensing KMS server and/or the port used for KMS activation.
/skhc	Enable KMS host caching (enabled by default). This blocks the use of DNS priority and weight after the initial discovery of a working KMS host.
/sai interval	Sets the interval in minutes for unactivated clients to attempt KMS connection.
/spri	Set the KMS priority to normal (default).
/sprt port	Set the port on which the KMS host listens for client activation requests (default TCP port is 1688).
/sdns	Enable DNS publishing by the KMS host (default).
/upk	Uninstall the currently installed Windows product key and return the license status back to a trial state.
/xpr	Show the expiry date of the current license or indicate whether activation is permanent.

MachineName can’t be used across platforms. For example, you can’t manage Windows activation on a Windows 7 computer from a Windows Vista computer.