Here is a simple guide on how to modify the save file to customize your resolution and setting.
Located the Files
Look in C:\Users\(your username)\AppData\Local\SDGundamBA\Saved\Config\WindowsNoEditor – Find GameUserSettings.ini
or %LOCALAPPDATA% in your window search bar
How to set the resolution
ResolutionSizeX=1980 ResolutionSizeY=1080 Edit resolution you want it ResolutionSizeX=1280 ResolutionSizeY=720
For custom setting
[ScalabilityGroups] sg.ResolutionQuality=100.000000 / your desire sg.ViewDistanceQuality=3 / Don't recommended below 2 sg.AntiAliasingQuality=3 / 0 if you need performance sg.ShadowQuality=3 / 0 made game too bright sg.PostProcessQuality=3 / i don't see difference sg.TextureQuality=3 / i don't see difference 0 for performance sg.EffectsQuality=3 / Don't recommended below 2 it made beam saber look weird sg.FoliageQuality=3 / i don't see difference sg.ShadingQuality=3 / i don't see difference