Rds Cal License Registry Key [verified] Jun 2026

Doing so will completely break Remote Desktop Services, requiring a repair installation or full server rebuild.

When Group Policy or the UI fails to point an RD Session Host to the correct license server, administrators often force the connection using this key. It can be created as a multi-string ( REG_MULTI_SZ ) value under:

If the RDSH cannot find the license server, you may need to manually specify it. This is configured under a separate registry path: rds cal license registry key

: Open PowerShell as administrator and run:

The Remote Desktop Services (RDS) Client Access License (CAL) Registry Key: A Complete Guide Doing so will completely break Remote Desktop Services,

In Windows Remote Desktop Services (RDS), license configuration and grace period data are managed through specific registry keys. These keys allow administrators to define licensing modes, specify license servers, and troubleshoot activation issues. 1. Primary RDS Licensing Registry Locations

Modifying these values directly can fix issues where the Licensing Manager GUI fails to update the policy. 2. Troubleshooting "RDS CAL License Registry Key" Issues This is configured under a separate registry path:

HKLM\SYSTEM\CurrentControlSet\Services\TermService\Parameters\LicenseServers SpecifiedLicenseServers Group Policy Overrides

For domain-joined machines, it is recommended to use Group Policy to set the License Server and Licensing Mode ( Computer Configuration > Policies > Administrative Templates > Windows Components > Remote Desktop Services > RD Licensing ) rather than direct registry edits.

Running the client as an administrator on the first subsequent connection is mandatory. It grants the Remote Desktop client the necessary permissions to recreate the deleted registry keys and successfully request a fresh, valid token from the license server. 2. Terminal Server Client Settings (Host-Side)