Get the current TeamViewer ID to latterly check if the setup here works as expected: sudo teamviewer info.Otherwise, you can refer to the installation guide here. Hence, if you change the MAC address, then re-configure TeamViewer, the TeamViewer ID will change.Īssume that you already installed TeamViewer in /opt/teamviewer. By default, TeamViewer guests and generates your unique ID based on the MAC address of some specific interfaces of your machine.