mstsc /console /v IPADDRESS.
Where IPADDRESS is the IP address of the VPS you’re trying to connect to. Once connected you’ll be able to work on the VPS as if you had a keyboard, mouse and monitor connected to your VPS as you would with a physical machine.
If you need more than two concurrent users on your server please contact email@example.com for pricing for additional user licenses.
Content retrieved from: https://support.appliedi.net/kb/a99/all-terminal-service-sessions-busy-error.aspx.