diff --git a/EnvelopeGenerator.ReceiverUI/wwwroot/appsettings.json b/EnvelopeGenerator.ReceiverUI/wwwroot/appsettings.json
index 291be071..fc7343a6 100644
--- a/EnvelopeGenerator.ReceiverUI/wwwroot/appsettings.json
+++ b/EnvelopeGenerator.ReceiverUI/wwwroot/appsettings.json
@@ -4,14 +4,13 @@
     "ForceToUseFakeDocument": false
   },
   "PdfViewer": {
-    "_comment": "PDF Viewer Quality Settings - Changes are applied automatically via IOptionsMonitor",
     "ThumbnailBaseScale": 0.75,
     "ThumbnailEnableHiDPI": true,
     "ThumbnailMaxDPR": 2.0,
     "MainCanvasEnableHiDPI": true,
     "MainCanvasMaxDPR": 2.0,
     "EnableSmoothZoom": true,
-    "ZoomTransitionDuration": 150,
+    "ZoomTransitionDuration": 900,
     "RenderingOpacity": 0.85,
     "ThumbnailRenderDelay": 50,
     "ZoomStepPercentage": 5