Found it! Nano Imprint Lithography (NIL).

Then it would be best to check the version of your distro and session, then go to their github issue list and search for it, if there isn’t one provide a issue for them to look at. I also recommend verifying if it’s not a hardware issue or cable fault.

3 monitors here and working fine on Elementary OS, Super+P works as well. Are you on Wayland or X11?