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Elastic Compute Service:Resolve RDP license error and 60-minute disconnect

Last Updated:Apr 27, 2026

Fix the RDP license error that disconnects your Windows ECS instance session after 60 minutes.

Problem description

After you restart a Windows ECS instance, the following error appears when you connect via Remote Desktop.

Cause

Remote Desktop Services (RDS) is installed but the license authorization is invalid.

Solution

Configure the RDS CAL correctly. See Apply for and activate a multi-user RDS CAL license.