diff --git a/README.md b/README.md
index 96400f0..467177b 100644
--- a/README.md
+++ b/README.md
@@ -36,11 +36,19 @@ More details about this driver can be found here: https://www.pololu.com/product
 
 Arduino IDE
 -----------
-When you are using the Arduino IDE, you will probalby need to install the Blynk library, so please follow this procedure:
+When you are using the Arduino IDE, you will probalby need to install the Blynk & ESP libraries, so please follow this procedure:
+First, go to the "File" menu and choose "Preferences".
+In the "Additional Boards Manager URLs:" add: "http://arduino.esp8266.com/stable/package_esp8266com_index.json".
+Confirm with "Ok".
+
 From the Arduino IDE menu:
 1. Go to "Sketch" --> "Include Library" --> "Manage Libraries"
 2. Search for "Blynk", and install it
 
+Choose the right ESP library:
+In your Aruduino IDE, from the main menu choose "Tools".
+Then choose Board: "NodeMCU 1.0 (ESP-12E Module).
+
 Download: https://www.arduino.cc/en/software
 
 License