Rds Cal License Registry Key [EXTENDED]

Managing RDS CALs via the Windows Registry is typically done to define licensing servers, set licensing modes, or reset the 120-day grace period. While Group Policy is the preferred management tool, these registry keys provide direct control over how a Session Host interacts with the License Server.  Core RDS Licensing Registry Keys 

Reboot: A restart is required for this change to take effect and for the server to reach out to the specified license server. 4. Verify Activation rds cal license registry key

management handle three main functions: defining the licensing mode, identifying the license server, and managing the 120-day grace period. 1. Licensing Mode and Server Configuration Managing RDS CALs via the Windows Registry is

HKLM\SYSTEM\CurrentControlSet\Control\Terminal Server\RCM\Licensing Core LicensingMode (Per Device) or (Per User). Specified License Servers : Lists the addresses of the servers that issue the CALs. Configure licensing centrally via Group Policy or Server

Best Practices

• Configure licensing centrally via Group Policy or Server Manager rather than manual registry changes.
• Use RD Licensing Manager to manage CALs and activation; avoid direct registry manipulation except for documented troubleshooting steps.
• Keep accurate records of installed CALs and activations to avoid compliance issues.
• Automate backups of licensing servers and export RD Licensing configuration periodically.
• If client licenses are repeatedly corrupted, investigate client imaging processes to ensure unique machine SIDs and avoid cloning issues that cause license collisions.