If you cannot connect to your Azure VM due to error 0x904, utilize the Azure Portal's execution engine: Navigate to your virtual machine within the Azure Portal.
Ensure the remote computer is turned on, awake, and not in "Sleep" or "Hibernate" mode. Enable Remote Desktop: Open Settings on the remote PC. Navigate to System > Remote Desktop . Toggle Remote Desktop to On .
Navigate to: Computer Configuration > Administrative Templates > Windows Components > Remote Desktop Services > Remote Desktop Session Host > Security