Remote Desktop Connection Error Code 0x904 Extended Error Code 0x7 |verified|

When combined, these errors tell a clear story: Your RDP client and server cannot complete a TLS handshake. The server may support only older, insecure protocols (like RDP Security Layer instead of TLS 1.0/1.1/1.2), or a network device is interfering with the encrypted traffic.

mstsc.exe /v:<remote_ip> /restrictedAdmin When combined, these errors tell a clear story:

Navigate to: HKEY_LOCAL_MACHINE\System\CurrentControlSet\Control\Terminal Server\WinStations\RDP-Tcp Find the DWORD. When combined, these errors tell a clear story:

: Outdated or corrupted passwords in Windows Credential Manager. When combined, these errors tell a clear story:

Ensure both and Remote Desktop (WebSocket) are checked for Private and Public networks.

: Strict security layers enforced by system administrators. Step-by-Step Solutions 1. Clear Saved RDP Credentials