No good news re Multi Monitor Support - #20 by MeridianOwl4306 - General Discussion - Microsoft Flight Simulator Forums
Multiple Monitors | The Unofficial Microsoft Flight Simulator 2020 FAQ / Wiki
Using Multiple Monitors
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WidevieW and Widetraffic for Flight Simulator. Multi monitor support on networked compture… | Flight simulator, Flight simulator cockpit, Microsoft flight simulator
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How To Use Two Monitors To Play Microsoft Flight Simulator 2020 (Dual Monitor Or Triple Monitor) - YouTube
Microsoft Flight Simulator 2020 Multiple Monitor Setup Problem and Solution (Game Dev Perspective) - YouTube