Press Win + R , type certlm.msc , and press Enter to open the Certificates MMC snap-in. Step 3: Navigate to Remote Desktop > Certificates .
Check the expiration date. If expired, right-click and Delete the old certificate. i remote desktop connection error code 0x904 install
A misconfigured firewall can block the TLS handshake necessary for the connection. Press Win + R , type certlm
Go to "Allow an app through Windows Firewall" and ensure both Remote Desktop and Remote Desktop (WebSocket) are checked for Private and Public networks. Press Win + R