I just think that because of the topic title, people running triple-screen setups (for example 3 TVs or 3 monitors, even on something like an RTX 3090) might not necessarily look in here. The topic title doesn’t really suggest multi-monitor setups.
You might get more relevant responses if you also post this in the thread linked below
https://forums.flightsimulator.com/t/multi-monitor-setup-help/553509