diff --git a/ESP32_PrusaConnectCam/module_AI_Thinker_ESP32-CAM.h b/ESP32_PrusaConnectCam/module_AI_Thinker_ESP32-CAM.h
index b452d1b..4ddc23f 100644
--- a/ESP32_PrusaConnectCam/module_AI_Thinker_ESP32-CAM.h
+++ b/ESP32_PrusaConnectCam/module_AI_Thinker_ESP32-CAM.h
@@ -51,6 +51,8 @@
 
 /* --------------- OTA UPDATE CFG  --------------*/
 #define OTA_UPDATE_FW_FILE          PSTR("ESP32_PrusaConnectCam.ino.bin") ///< OTA update firmware file name
+#define FW_STATUS_LED_PIN           4      ///< GPIO pin for status FW update LED
+#define FW_STATUS_LED_LEVEL_ON      HIGH   ///< GPIO pin level for status LED ON
 
 /* --------------- FLASH LED CFG  ---------------*/
 #define ENABLE_CAMERA_FLASH         true    ///< Enable camera flash function
diff --git a/ESP32_PrusaConnectCam/module_ESP32-S3-EYE_2_2.h b/ESP32_PrusaConnectCam/module_ESP32-S3-EYE_2_2.h
index acad88c..0762e01 100644
--- a/ESP32_PrusaConnectCam/module_ESP32-S3-EYE_2_2.h
+++ b/ESP32_PrusaConnectCam/module_ESP32-S3-EYE_2_2.h
@@ -12,6 +12,7 @@
    Tools -> CPU Frequency -> 240MHz (WiFi/BT)
    Tools -> Core debug level -> None
    Tools -> USB DFU on BOOT -> Disable
+   Tools -> Erase all Flash Before Sketch Upload -> Disable (first flash, new board = enable. otherwise = disable)
    Tools -> Events Run On -> Core 0
    Tools -> Flash Mode -> DIO 80MHz
    Tools -> Flash Size -> 8MB
@@ -61,6 +62,8 @@
 
 /* --------------- OTA UPDATE CFG  --------------*/
 #define OTA_UPDATE_FW_FILE          PSTR("ESP32S3_EYE22_PrusaConnectCam.ino.bin") ///< OTA update firmware file name
+#define FW_STATUS_LED_PIN           3      ///< GPIO pin for status FW update LED
+#define FW_STATUS_LED_LEVEL_ON      LOW    ///< GPIO pin level for status LED ON
 
 /* --------------- FLASH LED CFG  ---------------*/
 #define ENABLE_CAMERA_FLASH         true    ///< Enable camera flash function
@@ -89,5 +92,5 @@
 #define STATUS_LED_GPIO_NUM         3       ///< GPIO pin for status LED
 #define STATUS_LED_OFF_PIN_LEVEL    HIGH    ///< GPIO pin level for status LED ON
 
-#endif  // ESP32_WROVER_DEV
+#endif  // CAMERA_MODEL_ESP32_S3_EYE_2_2
 /* EOF */
\ No newline at end of file
diff --git a/ESP32_PrusaConnectCam/module_ESP32-WROVER-DEV.h b/ESP32_PrusaConnectCam/module_ESP32-WROVER-DEV.h
index 28c3cf7..67f1477 100644
--- a/ESP32_PrusaConnectCam/module_ESP32-WROVER-DEV.h
+++ b/ESP32_PrusaConnectCam/module_ESP32-WROVER-DEV.h
@@ -8,7 +8,6 @@
 
    https://github.com/Freenove/Freenove_ESP32_WROVER_Board
 
-
    Board configuration in the arduino IDE 2.3.2
    Tools -> Board -> ESP32 Arduino -> ESP32 Wrover Module
    Tools -> CPU Frequency -> 240MHz (WiFi/BT)
@@ -51,6 +50,8 @@
 
 /* --------------- OTA UPDATE CFG  --------------*/
 #define OTA_UPDATE_FW_FILE          PSTR("ESP32_WROVERDEV_PrusaConnectCam.ino.bin") ///< OTA update firmware file name
+#define FW_STATUS_LED_PIN           2      ///< GPIO pin for status FW update LED
+#define FW_STATUS_LED_LEVEL_ON      LOW    ///< GPIO pin level for status LED ON
 
 /* --------------- FLASH LED CFG  ---------------*/
 #define ENABLE_CAMERA_FLASH         false   ///< Enable camera flash function
diff --git a/ESP32_PrusaConnectCam/module_ESP32_S3_CAM.h b/ESP32_PrusaConnectCam/module_ESP32_S3_CAM.h
index 514799f..0494484 100644
--- a/ESP32_PrusaConnectCam/module_ESP32_S3_CAM.h
+++ b/ESP32_PrusaConnectCam/module_ESP32_S3_CAM.h
@@ -61,6 +61,8 @@
 
 /* --------------- OTA UPDATE CFG  --------------*/
 #define OTA_UPDATE_FW_FILE          PSTR("ESP32S3_CAM_PrusaConnectCam.ino.bin") ///< OTA update firmware file name
+#define FW_STATUS_LED_PIN           34      ///< GPIO pin for status FW update LED
+#define FW_STATUS_LED_LEVEL_ON      LOW    ///< GPIO pin level for status LED ON
 
 /* --------------- FLASH LED CFG  ---------------*/
 #define ENABLE_CAMERA_FLASH         false   ///< Enable camera flash function
diff --git a/ESP32_PrusaConnectCam/system.cpp b/ESP32_PrusaConnectCam/system.cpp
index 839e915..0c30356 100644
--- a/ESP32_PrusaConnectCam/system.cpp
+++ b/ESP32_PrusaConnectCam/system.cpp
@@ -78,12 +78,13 @@ void System_UpdateInit() {
   Update.onProgress([](int progress, size_t total) {
     /* update from file */
     SystemCamera.SetFlashStatus(true);
+    digitalWrite(FW_STATUS_LED_PIN, FW_STATUS_LED_LEVEL_ON);
     uint8_t updateProgress = (progress * 100) / FirmwareUpdate.FirmwareSize;
     SystemLog.AddEvent(LogLevel_Info, "Updating: " + String(FirmwareUpdate.FirmwareSize) + "/" + String(progress) + " -> " + String(updateProgress) + "%");
     FirmwareUpdate.PercentProcess = updateProgress;
     FirmwareUpdate.TransferedBytes = progress;
     delay(10);
-    SystemCamera.SetFlashStatus(false);
+    digitalWrite(FW_STATUS_LED_PIN, !FW_STATUS_LED_LEVEL_ON);
   });
 }
 
@@ -252,7 +253,7 @@ bool System_OtaUpdateStart() {
   /* mcu configuration */
   httpUpdate.rebootOnUpdate(false);
   FirmwareUpdate.UpdatingStatus = SYSTEM_MSG_UPDATE_PROCESS;
-  httpUpdate.setLedPin(4, HIGH);
+  httpUpdate.setLedPin(FW_STATUS_LED_PIN, FW_STATUS_LED_LEVEL_ON);
 
   SystemLog.AddEvent(LogLevel_Info, F("Start OTA update URL: "), FirmwareUpdate.OtaUpdateFwUrl + ";");