I’ve been experimenting with a dichotomy of second screens for quite a long time at this rate. I've used a second phone-as-monitor, a laptop on the desk next to me, and, naturally, a "typical" ...

I have a lg c2 tv as my main pc display via hdmi...then I have a msi monitor via display port as my 2nd monitor. The lg c2 is always shown as monitor 2 and the msi as monitor 1. I think it's a hdmi ...