FGUIProject/settings/Adaptation.json

{
  "scaleMode": "ScaleWithScreenSize",
  "screenMathMode": "MatchWidth",
  "designResolutionX": 900,
  "designResolutionY": 1600,
  "devices": [
    {
      "name": "noname",
      "resolutionX": 1600,
      "resolutionY": 900
    }
  ],
  "fileName": "Adaptation"
}