If you are getting "internal server error" while connecting to windows vps then here is a permanent solution to it. Please follow the steps below
You will need to configure group policies on your server.
· open gpedit.msc applet,
· Navigate to Computer Configuration > Administrative Templates > Windows Components > Remote Desktop Services > Remote Desktop Session Host > Security.
· Enable ‘Require use of specific security layer for remote (RDP) connections’ and select ‘RDP’ as Security Layer.
· Disable ‘Require user authentication for remote connections by using Network Level Authentication policy’.
· Finally, reboot the terminal server or use this command : gpupdate /force
If you are not able to follow the steps above or confused about it, please do not hesitate to open a support ticket. Out tech team will assist you.