Dual monitor. One vertically

Hello. Just received a 24" USB docking monitor and would like to use it vertically for apps such as little nav, etc. Does that mean my main simulator monitor would have to be in window mode? I prefer non window mode for fs2020. Is there a specific setting that I would need to use the 2 monitors in such a format? Not planning to pop out windows because I heard of the frame rate hit.

Thanks.

You should be able to go full screen on Flight Sim and use the other monitor normally, running different resolutions and aspect ratios even. It’s hit or miss if pop outs will halve your framerate (or significantly lower it). It does for me so I don’t bother with it, but I use LNM on the second screen all the time without any performance hit.

I have that exact setup too and if you run game on the main monitor only, using the vertical monitor as a regular Windows desktop to display there other apps, maps or whatever there´s no issue nor performance hit caused by the extra monitor. Game can run in fullscreen on your main monitor (well, game is still a borderless window in that mode indeed). In case it accidentally extends to the vertical monitor all you need to do is go to windowed mode, resize game window a bit so that it´s inside the main monitor again and switch back to full screen.

The only thing you may notice is that mouse pointer does not cross from the horizontal monitor to the vertical one at the same position (seamless). That´s caused by monitors using different resolutions as a result of turning the vertical one at Windows settings (its former horizontal resolution will be the final vertical resolution).

Important: always click back on main monitor (anywhere) in case you have clicked mouse on the second monitor to operate those other apps. You have to repeat that process everytime you have clicked on second monitor to do anything there. That will restore the game rendering focus. If you don´t do it GPU will be still rendering the Windows desktop instead of game, resulting in not an optimal performance for game. You should not see mouse pointer in game after few seconds once you have done that correctly. That means game is getting the rendering focus again. If you still see mouse pointer and it never disappears then Windows desktop is getting the rendering focus instead of game.

Cheers

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Thanks. I’ll be giving it a go by the weekend.