Troubleshooting Entra ID Authentication for RDP Services

Cause: The VM name and the FQDN DNS hostname do not match.

Resolution: Verify that the DNS hostname matches the Entra ID device name exactly.

Review Section E, Step 14.

Cause: The App Registration has not been approved for RDP connections.

Resolution: Run the approve-rdp-client-cloudshell.ps1 script against the App Registration.

Review Section B, Step 7.

Cause: The user has not completed the required initial RDP authentication on this VM

Resolution: The user must connect to the VM via standard RDP once before using the feature.

Review Section E, Step 15.

Cause: MFA is being enforced for the user or the app registration.

Resolution: Disable MFA for the RDP app registration via a Conditional Access policy.

Review Section C, Step 8.

Cause: The Tenant ID provided was not found.

Resolution: Verify the Tenant ID value is correct.

Review Section A, Step 1 or Section B, Step 4.

Cause: The Application Registration was not found in the specified tenant.

Resolution: Verify the Application ID value captured is correct and belongs to the same tenant.

RevieReview Section A, Step 1 or Section B, Step 4.

Cause: Invalid username or password.

Resolution: Verify the Entra ID username and password entered in the connection settings are correct.