Ugly black bars on each sides of my monitor

Bug Report
1

Hi, I just bought a brand new monitor to be able to play my games in 3840x1080, I can play literally every game with my resolution BUT, in overwatch 2, it’s not working, I have huge ugly black bars on each side of my monitor which I… paid a lot ?

Thanks,

Yan

2

A brand new Monitor with 3840x1600, let me guess…
LG 38GN950 ?

At least i bought this monitor recently, and i have like 50px wide black bars on each side.
I have the LG 38GN950 with 3840x1600.

Black Bars on Ultrawide Monitors