I Remote Desktop Connection Error Code 0x904 Install [ 8K ]

If it shows “Not Installed” — there’s your problem.

Press Win + R , type certlm.msc , and hit Enter to open the Certificates snap-in. Navigate to . Locate the expired certificate, right-click, and Delete it. i remote desktop connection error code 0x904 install

Windows 11 builds (22H2 and later) sometimes have hostname resolution bugs that trigger 0x904. In the Remote Desktop Connection window, enter the IP address of the target machine (e.g., 192.168.1.50 ) instead of the computer name. Alternatively, use the Microsoft Store Remote Desktop app If it shows “Not Installed” — there’s your problem

These tools will connect instantly even when the native Windows RDP client throws error 0x904. Locate the expired certificate, right-click, and Delete it

: Windows Defender or third-party security software (like Bitdefender ) blocking mstsc.exe or port 3389. Verified Solutions to Fix Error 0x904 1. Renew the RDP Certificate (Most Common Fix)

Ensure TLS 1.2 is enabled in Group Policy (GPO). Unable to RDP into some Windows Servers - Error code: 0x904

:: Check for read-only System32 attrib %WinDir%\System32\mstsc.exe