diff --git a/QuickLook.Plugin/QuickLook.Plugin.ImageViewer/ImagePanel.xaml.cs b/QuickLook.Plugin/QuickLook.Plugin.ImageViewer/ImagePanel.xaml.cs
index 6196dd1..11419b5 100644
--- a/QuickLook.Plugin/QuickLook.Plugin.ImageViewer/ImagePanel.xaml.cs
+++ b/QuickLook.Plugin/QuickLook.Plugin.ImageViewer/ImagePanel.xaml.cs
@@ -103,9 +103,7 @@ public partial class ImagePanel : UserControl, INotifyPropertyChanged, IDisposab
         ContextObject = context;
         Meta = meta;
 
-        var s = meta.GetSize();
-        //_minZoomFactor = Math.Min(200d / s.Height, 400d / s.Width);
-        //_maxZoomFactor = Math.Min(9000d / s.Height, 9000d / s.Width);
+        _ = meta.GetSize();
 
         ShowMeta();
         Theme = ContextObject.Theme;
diff --git a/QuickLook.Plugin/QuickLook.Plugin.ImageViewer/Webview/Svg/SvgImagePanel.cs b/QuickLook.Plugin/QuickLook.Plugin.ImageViewer/Webview/Svg/SvgImagePanel.cs
index d5d7052..028f999 100644
--- a/QuickLook.Plugin/QuickLook.Plugin.ImageViewer/Webview/Svg/SvgImagePanel.cs
+++ b/QuickLook.Plugin/QuickLook.Plugin.ImageViewer/Webview/Svg/SvgImagePanel.cs
@@ -22,6 +22,7 @@ using QuickLook.Plugin.HtmlViewer;
 using System;
 using System.Collections.Generic;
 using System.Diagnostics;
+using System.Drawing;
 using System.IO;
 using System.Linq;
 using System.Reflection;
@@ -67,6 +68,9 @@ public class SvgImagePanel : WebpagePanel, IWebImagePanel
             {
                 UserDataFolder = Path.Combine(SettingHelper.LocalDataPath, @"WebView2_Data\"),
             },
+
+            // Prevent white flash in dark mode
+            DefaultBackgroundColor = OSThemeHelper.AppsUseDarkTheme() ? Color.FromArgb(255, 32, 32, 32) : Color.White,
         };
         _webView.CoreWebView2InitializationCompleted += WebView_CoreWebView2InitializationCompleted;
         Content = _webView;