diff --git a/src/loraconf.sample.h b/src/loraconf.sample.h
index d5596162..ea8f3211 100644
--- a/src/loraconf.sample.h
+++ b/src/loraconf.sample.h
@@ -1,22 +1,25 @@
 /************************************************************
  * LMIC LoRaWAN configuration
  * 
- * Read the values from TTN console (or whatever applies)
+ * Read the values from TTN console (or whatever applies), insert them here,
+ * and rename this file to src/loraconf.h
+
+ * Set your DEVEUI here, if you have one. You can leave this untouched, 
+ * then the DEVEUI will be generated during runtime from device's MAC adress
+ * and will be displayed on device's screen as well as on serial console.
+ * 
+ * NOTE: Use MSB format (as displayed in TTN console, so you can cut & paste from there)
+ * For TTN, APPEUI in MSB format always starts with 0x70, 0xB3, 0xD5
+ *
+ * Note: If using a board with Microchip 24AA02E64 Uinique ID for deveui,
+ * the DEVEUI will be overwriten by the one contained in the Microchip module
  * 
  ************************************************************/
 
 #include <Arduino.h>
 
-// Set your DEVEUI here, if you have one. You can leave this untouched, 
-// then the DEVEUI will be generated during runtime from device's MAC adress
-// Note: Use same format as in TTN console (cut & paste, for your convenience)
-// *** Take care : If Using a board with Microchip 24AA02E64 Uinique ID for deveui, **
-// *** this DEVEUI will be overwriten by the one contained in the Microchip module ***
 static const u1_t DEVEUI[8]={ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
 
-// Note: Use msb format for APPEUI as in TTN console (cut & paste, for your convenience)
-// For TTN, APPEUI always starts with 0x70, 0xB3, 0xD5
 static const u1_t APPEUI[8]={ 0x70, 0xB3, 0xD5, 0x00, 0x00, 0x00, 0x00, 0x00 };
 
-// Note: Use msb format for APPEUI as in TTN console (cut & paste, for your convenience)
 static const u1_t APPKEY[16] = { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
\ No newline at end of file