diff --git a/Installation.md b/Installation.md
index 10b8a71..bac31f5 100644
--- a/Installation.md
+++ b/Installation.md
@@ -38,9 +38,20 @@ Once that is complete launch OBS and you should be able to see the Advanced Scen
 
 ![1745399015955](https://github.com/user-attachments/assets/0530ec3f-deb7-496e-b31f-ae4e249d301f)
 
-On some MacOS versions and depending on its security settings you might also have to explicitly allow the plugin to be loaded:
+### Notes
 
-![1745398902663](https://github.com/user-attachments/assets/451933fc-5744-448a-a590-01dbd84117b9)
+* It might be necessary to remove quarantine flag from the `pgk` file you downloaded, if you see a dialog like this, when trying to run the installer:
+  
+  <img width="267" height="340" alt="image" src="https://github.com/user-attachments/assets/058240f5-e3aa-42fc-a162-f3cb4a263ca9" />
+  
+  To do so run the following command in a `Terminal` window:
+  ```
+  xattr -d com.apple.quarantine Downloads/advanced-scene-switcher-*-macos-universal.pkg
+  ```
+
+* On some MacOS versions and depending on its security settings you might also have to explicitly allow the plugin to be loaded:
+
+  ![1745398902663](https://github.com/user-attachments/assets/451933fc-5744-448a-a590-01dbd84117b9)
 
 ## Manual install (*not* recommended)