0x904 Install — I Remote Desktop Connection Error Code

You’re trying to remote into your work PC. You type in the IP, enter your credentials, and then — boom. A dialog box that makes your eye twitch:

NLA is a security feature that authenticates users before a full RDP session is established. If NLA is enforced on the server but your client (or the install script) does not support it, 0x904 can occur. i remote desktop connection error code 0x904 install

If the above fails, you may need to force a specific security layer to bypass Network Level Authentication (NLA) issues. : Open gpedit.msc on the host. You’re trying to remote into your work PC