Rdp 0x3 0x11 May 2026

The RDP error 0x3 (Extended Error 0x11) typically occurs on Windows Server 2022 and Windows 11 systems,

Start with ping and Test-NetConnection. These two commands alone will tell you whether you’re dealing with 0x3 or 0x11. From there, the fix is usually a simple toggle of a firewall rule or network profile. rdp 0x3 0x11

• Open the antivirus software and disable it.
• Attempt to establish the RDP connection.

Rollback Recent UpdatesIf the error began after a Windows Update, consider rolling back KB5055528 via Settings > Update & Security > View Update History > Uninstall Updates. The RDP error 0x3 (Extended Error 0x11) typically

• If connecting via an RD Gateway, validate gateway settings, certificates, and authentication methods.

Common Symptoms Associated with the Error

You will typically see a generic dialog box: "An internal error has occurred."
But behind the scenes, the Event Viewer tells the real story: Open the antivirus software and disable it

1. Open Group Policy Management (gpedit.msc).
2. Navigate to: Computer Configuration > Administrative Templates > Windows Components > Remote Desktop Services > Remote Desktop Session Host > Licensing
3. Enable "Use the specified Remote Desktop license servers" and enter the IP or hostname of your licensing server (often the local machine itself if it is a Domain Controller).
4. Run gpupdate /force in CMD.

Resolution Steps

To resolve the "rdp 0x3 0x11" error, follow these steps on the affected Session Host or Licensing Server.

• Share: Domain Users/Authenticated Users → Change
• NTFS: SYSTEM, Administrators, and CREATOR OWNER – Full control. Session Host computer account may also need access.