diff --git a/platformio.ini b/platformio.ini
index b2cb2bfa..5afa8b70 100644
--- a/platformio.ini
+++ b/platformio.ini
@@ -29,8 +29,9 @@ lib_deps =
     ESP32 BLE Arduino@>=0.4.9
 build_flags = 
 ;set log level, we need build_flag for this, otherwise we can't use ESP_LOGx in arduino framework
-    -DCORE_DEBUG_LEVEL=ARDUHAL_LOG_LEVEL_VERBOSE
-;    -DCORE_DEBUG_LEVEL=ARDUHAL_LOG_LEVEL_NONE
+    -DCORE_DEBUG_LEVEL=ARDUHAL_LOG_LEVEL_INFO
+;   -DCORE_DEBUG_LEVEL=ARDUHAL_LOG_LEVEL_VERBOSE
+;   -DCORE_DEBUG_LEVEL=ARDUHAL_LOG_LEVEL_NONE
 ;needed for ESP32 BLE Ardunio v0.4.9
     -fexceptions
     -std=c++11
@@ -52,8 +53,9 @@ lib_deps =
     ESP32 BLE Arduino@>=0.4.9
 build_flags = 
 ;set log level, we need build_flag for this, otherwise we can't use ESP_LOGx in arduino framework
-;  -DCORE_DEBUG_LEVEL=ARDUHAL_LOG_LEVEL_VERBOSE
-   -DCORE_DEBUG_LEVEL=ARDUHAL_LOG_LEVEL_NONE
+    -DCORE_DEBUG_LEVEL=ARDUHAL_LOG_LEVEL_INFO
+;   -DCORE_DEBUG_LEVEL=ARDUHAL_LOG_LEVEL_VERBOSE
+;   -DCORE_DEBUG_LEVEL=ARDUHAL_LOG_LEVEL_NONE
 ;needed for ESP32 BLE Ardunio v0.4.9
     -fexceptions
     -std=c++11
@@ -76,8 +78,8 @@ lib_deps =
     ESP32 BLE Arduino@>=0.4.9
 build_flags = 
 ;set log level, we need build_flag for this, otherwise we can't use ESP_LOGx in arduino framework
-;    -DCORE_DEBUG_LEVEL=ARDUHAL_LOG_LEVEL_VERBOSE
-     -DCORE_DEBUG_LEVEL=ARDUHAL_LOG_LEVEL_INFO
+    -DCORE_DEBUG_LEVEL=ARDUHAL_LOG_LEVEL_INFO
+;   -DCORE_DEBUG_LEVEL=ARDUHAL_LOG_LEVEL_VERBOSE
 ;   -DCORE_DEBUG_LEVEL=ARDUHAL_LOG_LEVEL_NONE
 ;needed for ESP32 BLE Ardunio v0.4.9
     -fexceptions
@@ -101,8 +103,9 @@ lib_deps =
     SmartLeds
 build_flags = 
 ;set log level, we need build_flag for this, otherwise we can't use ESP_LOGx in arduino framework
-   -DCORE_DEBUG_LEVEL=ARDUHAL_LOG_LEVEL_VERBOSE
-;    -DCORE_DEBUG_LEVEL=ARDUHAL_LOG_LEVEL_NONE
+    -DCORE_DEBUG_LEVEL=ARDUHAL_LOG_LEVEL_INFO
+;   -DCORE_DEBUG_LEVEL=ARDUHAL_LOG_LEVEL_VERBOSE
+;   -DCORE_DEBUG_LEVEL=ARDUHAL_LOG_LEVEL_NONE
 ;needed for ESP32 BLE Ardunio v0.4.9
     -fexceptions
     -std=c++11
@@ -125,8 +128,9 @@ lib_deps =
      SmartLeds
 build_flags =
 ;set log level, we need build_flag for this, otherwise we can't use ESP_LOGx in arduino framework
-   -DCORE_DEBUG_LEVEL=ARDUHAL_LOG_LEVEL_VERBOSE
-;    -DCORE_DEBUG_LEVEL=ARDUHAL_LOG_LEVEL_NONE
+    -DCORE_DEBUG_LEVEL=ARDUHAL_LOG_LEVEL_INFO
+;   -DCORE_DEBUG_LEVEL=ARDUHAL_LOG_LEVEL_VERBOSE
+;   -DCORE_DEBUG_LEVEL=ARDUHAL_LOG_LEVEL_NONE
 ;needed for ESP32 BLE Ardunio v0.4.9
     -fexceptions
     -std=c++11
@@ -149,8 +153,9 @@ lib_deps =
     SmartLeds
 build_flags =
 ;set log level, we need build_flag for this, otherwise we can't use ESP_LOGx in arduino framework
-    -DCORE_DEBUG_LEVEL=ARDUHAL_LOG_LEVEL_VERBOSE
-;    -DCORE_DEBUG_LEVEL=ARDUHAL_LOG_LEVEL_NONE
+    -DCORE_DEBUG_LEVEL=ARDUHAL_LOG_LEVEL_INFO
+;   -DCORE_DEBUG_LEVEL=ARDUHAL_LOG_LEVEL_VERBOSE
+;   -DCORE_DEBUG_LEVEL=ARDUHAL_LOG_LEVEL_NONE
 ;needed for ESP32 BLE Ardunio v0.4.9
     -fexceptions
     -std=c++11
@@ -173,8 +178,9 @@ lib_deps =
     SmartLeds
 build_flags =
 ;set log level, we need build_flag for this, otherwise we can't use ESP_LOGx in arduino framework
-    -DCORE_DEBUG_LEVEL=ARDUHAL_LOG_LEVEL_VERBOSE
-;    -DCORE_DEBUG_LEVEL=ARDUHAL_LOG_LEVEL_NONE
+    -DCORE_DEBUG_LEVEL=ARDUHAL_LOG_LEVEL_INFO
+;   -DCORE_DEBUG_LEVEL=ARDUHAL_LOG_LEVEL_VERBOSE
+;   -DCORE_DEBUG_LEVEL=ARDUHAL_LOG_LEVEL_NONE
 ;needed for ESP32 BLE Ardunio v0.4.9
     -fexceptions
     -std=c++11
diff --git a/src/hal/lolin32_lora.h b/src/hal/lolin32_lora.h
index c6c44337..2b44d105 100644
--- a/src/hal/lolin32_lora.h
+++ b/src/hal/lolin32_lora.h
@@ -5,7 +5,7 @@
 #define DISABLE_BROWNOUT 1 // comment out if you want to keep brownout feature
 
 #define HAS_DISPLAY U8X8_SSD1306_128X64_NONAME_HW_I2C // OLED-Display on board
-#define HAS_LED NOT_A_PIN // Led os on same pin than Lora SS pin, to avoid pb, we don't use it
+#define HAS_LED NOT_A_PIN // Led os on same pin as Lora SS pin, to avoid problems, we don't use it
 #define LED_ACTIVE_LOW 1  // Onboard LED is active when pin is LOW
                           // Anyway shield is on over the LoLin32 board, so we won't be able to see this LED
 #define HAS_RGB_LED   13  // ESP32 GPIO13 (pin13) On Board Shield WS2812B RGB LED
diff --git a/src/hal/lopy.h b/src/hal/lopy.h
index 47ba20f9..fffb2294 100644
--- a/src/hal/lopy.h
+++ b/src/hal/lopy.h
@@ -1,7 +1,7 @@
 // Hardware related definitions for Pycom LoPy Board (not: LoPy4)
 
 #define CFG_sx1272_radio 1
-#define HAS_LED NOT_A_PIN // we use RGB LED on LoPy
+#define HAS_LED NOT_A_PIN // LoPy4 has no on board LED, so we use RGB LED on LoPy4
 #define HAS_RGB_LED   0  // WS2812B RGB LED on GPIO0
 
 // Hardware pin definitions for Pycom LoPy board
diff --git a/src/hal/lopy4.h b/src/hal/lopy4.h
index 0764dd05..4ff9ac72 100644
--- a/src/hal/lopy4.h
+++ b/src/hal/lopy4.h
@@ -1,7 +1,7 @@
 // Hardware related definitions for Pycom LoPy Board (not: LoPy4)
 
 #define CFG_sx1276_radio 1
-#define HAS_LED NOT_A_PIN // we use RGB LED on LoPy4
+#define HAS_LED NOT_A_PIN // LoPy4 has no on board LED, so we use RGB LED on LoPy4
 #define HAS_RGB_LED   0  // WS2812B RGB LED on GPIO0
 
 // Hardware pin definitions for Pycom LoPy4 board