Rds Cal License Registry Key Review

Located at HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Terminal Server\RCM\Licensing Core , the LicensingMode DWORD sets the mode (2 for Device, 4 for User). License servers are specified under HKLM\SYSTEM\CurrentControlSet\Services\TermService\Parameters\LicenseServers . 2. Group Policy and Troubleshooting License Remote Desktop session hosts | Microsoft Learn

There are several critical registry keys used to manage RDS Client Access Licenses (CALs), depending on whether you are defining the licensing mode, specifying a license server, or managing the grace period. Registry Path Value Name rds cal license registry key

While most admins use Group Policy, the registry is where the real configuration lives. ( LicensingMode ): specifying a license server