From d85bea78722f22a5db4e7d37fb8903395c759ca6 Mon Sep 17 00:00:00 2001
From: CJKmkp <2564608840@qq.com>
Date: Mon, 19 Jan 2026 18:17:07 +0800
Subject: [PATCH] =?UTF-8?q?improve:PPT=E8=81=94=E5=8A=A8?=
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---
 Ink Canvas/Helpers/PPTROTConnectionHelper.cs | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/Ink Canvas/Helpers/PPTROTConnectionHelper.cs b/Ink Canvas/Helpers/PPTROTConnectionHelper.cs
index cd067f5d..feaeee3f 100644
--- a/Ink Canvas/Helpers/PPTROTConnectionHelper.cs	
+++ b/Ink Canvas/Helpers/PPTROTConnectionHelper.cs	
@@ -473,13 +473,14 @@ namespace Ink_Canvas.Helpers
             }
         }
 
-        public static bool IsValidSlideShowWindow(SlideShowWindow pptSlideShowWindow)
+        public static bool IsValidSlideShowWindow(object pptSlideShowWindow)
         {
             if (pptSlideShowWindow == null) return false;
 
             try
             {
-                var _ = pptSlideShowWindow.Active;
+                dynamic ssw = pptSlideShowWindow;
+                var _ = ssw.Active;
                 return true;
             }
             catch