Lyall

Are you using borderless mode or windowed/fullscreen? If you use borderless, the game will always display at your desktop resolution.

Hmm it should be applying the custom resolution correctly in fullscreen and windowed mode. Can you try running in windowed mode and then pressing alt+enter to switch to fullscreen? If...

Looking at this more, it seems to be a quirk of UE4. When in fullscreen mode it stretches based on your desktops aspect ratio. Even setting scaling options in your...

Sorry for the late reply. I can only suggest either changing your desktop resolution and scaling before starting the game. Or you could use something like SpecialK which has excellent...

Sorry for the late reply here. I probably wouldn't be up for converting this to a Reloaded II mod. I would however be open to adding compatibility for it. I'm...

That's interesting, so the map is a place where the issue consistently crops up? I'll have a look and see what can be done.

Hmm, if you set `r.postprocessing.disablematerials` to 1 it seems to help. The [UE4 docs](https://docs.unrealengine.com/4.27/en-US/RenderingAndGraphics/ScreenPercentage/#viewsizeandrendertargetsize) point out something that looks similar to this issue.  

Also it appears to occur regardless of which UE4 upscaler algorithm is used. The offending option is simply turning on `r.TemporalAA.Upsampling`. I guess we've found out why the game ships...

> so what's the fix The fix is to not use `r.TemporalAA.Upsampling`. I looked into it but I think it would require material changes and that is out of the...

Not sure what I could do with regards to actual portrait scaling. The whole UI is very much designed around that 1080p target. One option might be to run the...