Manually set resolution?

//edit:
Fixed the problem by adding a custom resolution via crimson drivers.

But another question arises:
why can I just use native resolutions in fullscreen mode? Will this be fixed/added in the future? Would be great and add a lot more versatility especially if you're recording.

Hi folks,

I've got a problem:
Just bought a new display (3440x1440) and I can use this resolution in fullscreen, which is fine. The problem is, that I cant set the Resolution to 2560x1440 to just display it in the...

Manually set resolution?