X11VNC

sudo mkdir -p /etc/x11vnc/x11pass
sudo x11vnc -storepasswd /etc/x11vnc/x11pass/${USER}
sudo cat /etc/x11vnc/x11pass/${USER}

Playground

cat /etc/X11/default-display-manager
sudo dpkg-reconfigure lightdm
sudo dpkg-reconfigure gdm3

References

X11vnc » LightDM » Change Display Manager Linux Virtual Display for iPad Pro
USB4 » Thunderbolt » iPad Pro iPad Pro » Specification VS Code on iPad Pro Apple iPad Pro Thunderbolt