diff --git a/Assets/uWindowCapture/Editor/UwcWindowTextureEditor.cs b/Assets/uWindowCapture/Editor/UwcWindowTextureEditor.cs
index 5f7a61a..0df883a 100644
--- a/Assets/uWindowCapture/Editor/UwcWindowTextureEditor.cs
+++ b/Assets/uWindowCapture/Editor/UwcWindowTextureEditor.cs
@@ -47,6 +47,7 @@ string error
     SerializedProperty captureRequestTiming;
     SerializedProperty captureFrameRate;
     SerializedProperty drawCursor;
+    SerializedProperty defaultTexture;
     SerializedProperty scaleControlType;
     SerializedProperty scalePer1000Pixel;
 
@@ -60,6 +61,7 @@ void OnEnable()
         captureRequestTiming = serializedObject.FindProperty("captureRequestTiming");
         captureFrameRate = serializedObject.FindProperty("captureFrameRate");
         drawCursor = serializedObject.FindProperty("drawCursor");
+        defaultTexture = serializedObject.FindProperty("defaultTexture");
         scaleControlType = serializedObject.FindProperty("scaleControlType");
         scalePer1000Pixel = serializedObject.FindProperty("scalePer1000Pixel");
     }
@@ -150,6 +152,7 @@ void DrawCaptureSettings()
         EditorGUILayout.PropertyField(captureRequestTiming);
         EditorGUILayout.PropertyField(captureFrameRate);
         EditorGUILayout.PropertyField(drawCursor);
+        EditorGUILayout.PropertyField(defaultTexture);
 
         EditorGUILayout.Space();
     }
@@ -189,4 +192,4 @@ void DrawWindowInformation()
     }
 }
 
-}
\ No newline at end of file
+}
diff --git a/Assets/uWindowCapture/Runtime/UwcWindowTexture.cs b/Assets/uWindowCapture/Runtime/UwcWindowTexture.cs
index db463a8..9459583 100644
--- a/Assets/uWindowCapture/Runtime/UwcWindowTexture.cs
+++ b/Assets/uWindowCapture/Runtime/UwcWindowTexture.cs
@@ -133,6 +133,7 @@ public int desktopIndex
     public WindowTextureCaptureTiming captureRequestTiming = WindowTextureCaptureTiming.OnlyWhenVisible;
     public int captureFrameRate = 30;
     public bool drawCursor = true;
+    public Texture defaultTexture = null;
     public bool updateTitle = true;
     public bool searchAnotherWindowWhenInvalid = false;
 
@@ -226,7 +227,7 @@ void Update()
         UpdateTargetWindow();
 
         if (!isValid) {
-            material_.mainTexture = null;
+            material_.mainTexture = defaultTexture;
             return;
         }
 
@@ -438,4 +439,4 @@ static public RayCastResult RayCast(Vector3 from, Vector3 dir, float distance, L
     }
 }
 
-}
\ No newline at end of file
+}