Update sd_yun/ui-config.json

sd_yun/ui-config.json

@@ -43,7 +43,7 @@
     "txt2img/Upscale by/visible": true,
     "txt2img/Upscale by/value": 2.0,
     "txt2img/Upscale by/minimum": 1.0,
-    "txt2img/Upscale by/maximum": 4.0,
+    "txt2img/Upscale by/maximum": 3.0,
     "txt2img/Upscale by/step": 0.05,
     "txt2img/Resize width to/visible": true,
     "txt2img/Resize width to/value": 0,
@@ -80,7 +80,7 @@
     "txt2img/Width/maximum": 2048,
     "txt2img/Width/step": 8,
     "txt2img/Height/visible": true,
-    "txt2img/Height/value": 512,
+    "txt2img/Height/value": 768,
     "txt2img/Height/minimum": 64,
     "txt2img/Height/maximum": 2048,
     "txt2img/Height/step": 8,