Here is a method for you on how to fix ultrawide issue when you are playing the game with widescreens.
How to Fix Ultrawide Issue
You’re doing to need to open the Engine.ini which can be found below
Steam\steamapps\common\MaraudersAlpha\RaidGame\Saved\Config\WindowsNoEditor
underneath all the text in there paste this
[/script/engine.localplayer]
AspectRatioAxisConstraint=AspectRatio_MaintainYFOV
now just save the file and you should be good to go 😀
Thanks to Styx for his great guide, all credit to his effort. you can also read the original guide from Steam Community. enjoy the game.