Right-click the new folder, select > Security tab, and ensure the Everyone group has Full Control (you can revert this back to standard permissions once the keys are generated).
net stop termservice del /f /s /q /a "C:\ProgramData\Microsoft\Crypto\RSA\MachineKeys\*" net start termservice
Right-click the Remote Desktop certificate, go to , and select Manage Private Keys . Click Add , type NETWORK SERVICE , and click OK .
Navigate to: HKLM\SOFTWARE\Policies\Microsoft\Windows NT\Terminal Services\Client
If your problem persists, it may be time to audit the Event Viewer ( eventvwr.msc ). Navigating to will often give you a granular timestamp of exactly which service or certificate failure triggered the 0x904 (0x7) error during the dropped session. Right-click the new folder, select > Security tab,
Press Win + R , type mmc , and hit to open the Microsoft Management Console.
typically indicates a network instability or a security handshake failure
Following these steps in chronological order will systematically eliminate the certificate, permission, and network layer problems causing your Remote Desktop infrastructure to experience Error 0x904.
As a final step, consider if third-party software could be interfering with RDP. Some antivirus or security suites have features that inspect or block RDP traffic as a security measure. typically indicates a network instability or a security
Because extended error code 0x7 points to storage control blocks, the local license store is suspect. Deleting it forces Windows to request a fresh license.
Navigate to: Computer Configuration > Administrative Templates > Windows Components > Remote Desktop Services > Remote Desktop Session Host > Security .
Users often report this error after upgrading to Windows 11. This is sometimes due to how the newer OS handles hostname resolution or security layers.
On Windows RDP client, you can temporarily ignore certificate trust issues. your computer reached the server
Ultimate Guide to Fixing Remote Desktop Connection Error Code 0x904 (Extended Error Code 0x7)
While standard RDP errors usually point to network issues, specifically points to an authentication and handshake failure . Essentially, your computer reached the server, but the server rejected the security credentials or the connection protocol.
: Windows 11 may have hostname resolution bugs causing 0x904. Try connecting using the server's internal IP address (e.g., 192.168.1.100 ) instead of its computer name.
This is a critical troubleshooting step for the 0x7 security-related error. NLA is a security feature that requires the user to authenticate before establishing a full RDP session. Temporarily disabling it can help identify if the handshake process is the culprit.