If the licensing mode isn't recognized, you can force it using the Local Group Policy Editor :
One of the most frustrating experiences for IT administrators managing a Remote Desktop Services (RDS) environment is the sudden appearance of licensing errors. Users might be greeted with messages like "The remote session was disconnected because there are no Remote Desktop client access licenses available," often despite the administrator knowing that licenses exist on the server. remote desktop licensing diagnoser
Here are a few options for a write-up on the , depending on where you intend to use it (e.g., a technical blog post, an internal IT documentation wiki, or a quick reference guide). If the licensing mode isn't recognized, you can
Enable and choose Per User or Per Device . Enable and choose Per User or Per Device
Expand > Role Administration Tools > Remote Desktop Services Tools .
The Licensing Diagnoser is a built-in administrative tool included in the Remote Desktop Services role. It acts as a specialized health checker for your RDS licensing infrastructure. Instead of manually digging through Event Viewer logs or Registry keys, the Diagnoser scans your environment to identify configuration issues preventing the RD Session Host from communicating with the RD License server.