Starting and Stopping VNC Connect – RealVNC Help Center
help.realvnc.com › hc › en-usAug 15, 2019 · vncserver.exe -service -stop. Operating VNC Viewer at the command line. If you installed VNC Viewer, then it will be in C:\Program Files\RealVNC\VNC Viewer by default. If you downloaded standalone VNC Viewer, perhaps because you didn’t have administrative privileges to install, then it can just be run from the download location.