diff --git a/README.md b/README.md
index f50dbc5..75d8885 100755
--- a/README.md
+++ b/README.md
@@ -77,8 +77,8 @@ Download and install [Arduino IDE](https://www.arduino.cc/en/Main/Software). If
 - Separate the URLs using a comma ( , ) if you have more than one URL
 - Open the **Tools > Board > Boards Manager...** menu item. [[Screenshot]](images/arduino-tools-boards-manager.png)
 - Wait for the platform indexes to finish downloading.
-- Type "MightyCore" in the search bar until you see the **MightyCore** entry and click on it. <img src="images/arduino-boards-manager-mightycore-install.png">
-- Click **Install** .
+- Type "MightyCore" in the search bar until you see the **MightyCore** entry and click on it and select  version **2.2.2** <img width="797" alt="image" src="https://github.com/lightaprs/LightAPRS-W-1.0/assets/48382675/e0e57d86-fab0-4267-b875-a9d958fefc2f">
+- Click **Install** . (Do not install version 3.0.0)
 - After installation is complete, close the **Boards Manager** window.
 
 ### 4.Configure MightyCore