diff --git a/Core/Inc/sys_conf.h b/Core/Inc/sys_conf.h
index 1e93206..28260d7 100644
--- a/Core/Inc/sys_conf.h
+++ b/Core/Inc/sys_conf.h
@@ -52,7 +52,7 @@ extern "C" {
 /**
   * @brief Enable trace logs
   */
-#define APP_LOG_ENABLED                      1
+#define APP_LOG_ENABLED                      0
 
 /**
   * @brief Activate monitoring (probes) of some internal RF signals for debug purpose
diff --git a/Core/Src/yunhorn_sts_process.c b/Core/Src/yunhorn_sts_process.c
index 943efa5..6e5528a 100644
--- a/Core/Src/yunhorn_sts_process.c
+++ b/Core/Src/yunhorn_sts_process.c
@@ -272,22 +272,21 @@ void STS_YunhornSTSEventP3_Process(void)
 void STS_YunhornSTSEventP4_Process(void)
 {
 	STS_SENSOR_Power_ON(0);
+#ifdef	LED_ONBOARD
 	LED_ON;
-	HAL_Delay(20);
+	HAL_Delay(10);
 	LED_OFF;
-
+#endif
 #if defined(TOF_1)||defined(TOF_2)
-	APP_LOG(TS_OFF, VLEVEL_H, "\r\n TOF_1, TOF_2 Testing Process\r\n");
+	APP_LOG(TS_OFF, VLEVEL_H, "\r\n TOF_1, TOF_2 RANGING Process\r\n");
 	STS_TOF_VL53L0X_Range_Process();
 #endif
 
 #ifdef TOF_3
-	APP_LOG(TS_OFF, VLEVEL_L, "\r\n TOF 3 Testing Process ---- TOF250 Ranging \r\n");
+	APP_LOG(TS_OFF, VLEVEL_H, "\r\n TOF 3 RANGING Process ---- TOF250 Ranging \r\n");
 	STS_TOF250_Range_Process();
 #endif
 
-
-	LED_OFF;
 	STS_SENSOR_Power_OFF(0);
 
 }
@@ -314,13 +313,11 @@ void STS_YunhornSTSEventP6_Process(void)
 {
 	APP_LOG(TS_OFF, VLEVEL_L, "\r\n P6 Testing Process\r\n");
 	STS_SENSOR_Power_ON(0);
+#ifdef LED_ONBOARD
 	LED_ON;
-	HAL_Delay(50);
-	LED_OFF;
 	HAL_Delay(20);
-	LED_ON;
-	HAL_Delay(50);
 	LED_OFF;
+#endif
 /* 1. Sensor  Power On */
 #if defined(SOAP_LEVEL_SENSOR)
 	HAL_GPIO_WritePin(SOAP_SWITCH_GPIO_Port, SOAP_SWITCH_Pin, GPIO_PIN_SET);
@@ -330,16 +327,21 @@ void STS_YunhornSTSEventP6_Process(void)
 	sts_soap_level_state = 0;
 	sts_soap_level_state = HAL_GPIO_ReadPin(SOAP_STATUS_GPIO_Port,SOAP_STATUS_Pin);
 	APP_LOG(TS_OFF, VLEVEL_L, "\r\n Soap State = %d \r\n", sts_soap_level_state);
-	if (sts_soap_level_state == 1) LED_ON;
+
 	HAL_GPIO_WritePin(SOAP_SWITCH_GPIO_Port, SOAP_SWITCH_Pin, GPIO_PIN_RESET);
+
+	if (sts_soap_level_state == 1)
+	{
+#ifdef LED_ONBOARD
+		LED_ON;
+		HAL_Delay(20);
+		LED_OFF;
+#endif
+	}
+
 #endif
 /* 3. Sensor  Power Off */
 	STS_SENSOR_Power_OFF(0);
-
-    LED_ON;
-    HAL_Delay(500);
-    LED_OFF;
-
 }
 
 
diff --git a/LoRaWAN/App/lora_app.c b/LoRaWAN/App/lora_app.c
index 1f82d1b..226c848 100644
--- a/LoRaWAN/App/lora_app.c
+++ b/LoRaWAN/App/lora_app.c
@@ -486,7 +486,7 @@ void LoRaWAN_Init(void)
   /* USER CODE END LoRaWAN_Init_LV */
 
   /* USER CODE BEGIN LoRaWAN_Init_1 */
-  APP_LOG(TS_OFF, VLEVEL_H, "\r\n\n\n##### YUNHORN_STS_FW:%d SWV%d HWV:%d MTM:%d.%d R:%d.%d.%d ####\r\n\n\n",
+  APP_LOG(TS_OFF, VLEVEL_L, "\r\n\n\n##### YUNHORN_STS_FW:%d SWV%d HWV:%d MTM:%d.%d R:%d.%d.%d ####\r\n\n\n",
   	FirmwareVersion, sts_version, sts_hardware_ver, sts_mtmcode1,sts_mtmcode2, MajorVer, MinorVer, SubMinorVer);
 
   /* Get LoRaWAN APP version*/
@@ -875,7 +875,7 @@ static void SendTxData(void)
     status = LmHandlerSend(&AppData, LmHandlerParams.IsTxConfirmed, false);
     if (LORAMAC_HANDLER_SUCCESS == status)
     {
-      APP_LOG(TS_ON, VLEVEL_M, "SEND REQUEST\r\n");
+      APP_LOG(TS_ON, VLEVEL_H, "SEND REQUEST\r\n");
     }
     else if (LORAMAC_HANDLER_DUTYCYCLE_RESTRICTED == status)
     {
@@ -991,18 +991,16 @@ static void OnJoinRequest(LmHandlerJoinParams_t *joinParams)
 
       STS_LoRa_WAN_Joined = (uint8_t) joinParams->Mode;
       //STS_REBOOT_CONFIG_Init();
-      //OnTxPeriodicityChanged(HeartBeatPeriodicity);
+      OnYunhornSTSHeartBeatPeriodicityChanged(HeartBeatPeriodicity);
       OnTxPeriodicityChanged(TxPeriodicity);
-      APP_LOG(TS_OFF, VLEVEL_L,"\r\n STS_LoRa_WAN_Joined = %d \r\n", STS_LoRa_WAN_Joined);
-
-
+      APP_LOG(TS_OFF, VLEVEL_L,"\r\n STS_LoRa_WAN_Joined = %s \r\n", (STS_LoRa_WAN_Joined == 1)?"ABP":"OTAA");
     }
     else
     {
       APP_LOG(TS_OFF, VLEVEL_M, "\r\n###### = JOIN FAILED\r\n");
     }
 
-    APP_LOG(TS_OFF, VLEVEL_H, "###### U/L FRAME:JOIN | DR:%d | PWR:%d\r\n", joinParams->Datarate, joinParams->TxPower);
+    APP_LOG(TS_OFF, VLEVEL_M, "###### U/L FRAME:JOIN | DR:%d | PWR:%d\r\n", joinParams->Datarate, joinParams->TxPower);
   }
   /* USER CODE END OnJoinRequest_1 */
 }
@@ -1086,7 +1084,7 @@ static void OnTxPeriodicityChanged(uint32_t periodicity)
   UTIL_TIMER_SetPeriod(&TxTimer, TxPeriodicity);
   UTIL_TIMER_Start(&TxTimer);
   /* USER CODE BEGIN OnTxPeriodicityChanged_2 */
-  APP_LOG(TS_OFF, VLEVEL_L,"\r\n TxPeriodicity changed to %u (msec) \r\n", TxPeriodicity);
+  APP_LOG(TS_OFF, VLEVEL_H,"\r\n TxPeriodicity changed to %u (msec) \r\n", TxPeriodicity);
   /* USER CODE END OnTxPeriodicityChanged_2 */
 }
 
@@ -1292,7 +1290,7 @@ static void OnYunhornSTSHeartBeatPeriodicityChanged(uint32_t periodicity)
 	  UTIL_TIMER_Start(&YunhornSTSHeartBeatTimer);
 
   /* USER CODE BEGIN OnTxPeriodicityChanged_2 */
-  APP_LOG(TS_OFF, VLEVEL_L,"**************** HeartBeatPeriodicity Changed to: %u (ms)\r\n", HeartBeatPeriodicity );
+  APP_LOG(TS_OFF, VLEVEL_H,"**************** HeartBeatPeriodicity Changed to: %u (ms)\r\n", HeartBeatPeriodicity );
   /* USER CODE END OnTxPeriodicityChanged_2 */
 }
 
@@ -1727,7 +1725,7 @@ void USER_APP_AUTO_RESPONDER_Parse(char *tlv_buf, size_t tlv_buf_size)
 						sts_cfg_nvm.sts_service_mask = (uint8_t)sts_service_mask;
 
 						OnStoreSTSCFGContextRequest();
-						APP_LOG(TS_OFF, VLEVEL_M, "###### YUNHORN Periodicity Changed to [ %d ] Seconds\r\n", periodicity_length);
+						APP_LOG(TS_OFF, VLEVEL_H, "###### YUNHORN Periodicity Changed to [ %d ] Seconds\r\n", periodicity_length);
 
 					} else {
 						STS_SENSOR_Upload_Config_Invalid_Message();
@@ -1773,7 +1771,7 @@ void USER_APP_AUTO_RESPONDER_Parse(char *tlv_buf, size_t tlv_buf_size)
 						sts_cfg_nvm.sts_service_mask = (uint8_t)sts_service_mask;
 
 						OnStoreSTSCFGContextRequest();
-						APP_LOG(TS_OFF, VLEVEL_M, "###### YUNHORN Sampling Or Heart-Beat Interval Changed to [ %d ] Seconds\r\n", heart_beat_or_sampling_periodicity_length);
+						APP_LOG(TS_OFF, VLEVEL_H, "###### YUNHORN Sampling Or Heart-Beat Interval Changed to [ %d ] Seconds\r\n", heart_beat_or_sampling_periodicity_length);
 
 					} else {
 						STS_SENSOR_Upload_Config_Invalid_Message();
@@ -1813,7 +1811,7 @@ void USER_APP_AUTO_RESPONDER_Parse(char *tlv_buf, size_t tlv_buf_size)
 							for (j =0; j < CFG_CMD_TOF_SIMPLE_SIZE; j++)
 							{
 								sts_cfg_nvm.p[j] = (uint8_t)((tlv_buf[CFG_CMD4+j] - 0x30)&0xff);
-								APP_LOG(TS_OFF,VLEVEL_L,"\r\n tlv_buf %d = %02x cfg->p[%d]=%02x \r\n",
+								APP_LOG(TS_OFF,VLEVEL_H,"\r\n tlv_buf %d = %02x cfg->p[%d]=%02x \r\n",
 										j,tlv_buf[CFG_CMD4+j], j, sts_cfg_nvm.p[j]);
 							}
 
@@ -1832,7 +1830,7 @@ void USER_APP_AUTO_RESPONDER_Parse(char *tlv_buf, size_t tlv_buf_size)
 							{
 								outbuf[i++] = (uint8_t)(sts_cfg_nvm.p[j]+0x30)&0xff;
 							}
-							APP_LOG(TS_OFF, VLEVEL_L, "###### RSS Simple CFG=%s\r\n",*outbuf);
+							APP_LOG(TS_OFF, VLEVEL_H, "###### RSS Simple CFG=%s\r\n",*outbuf);
 
 							// Step 2: Save valid config to NVM
 							sts_cfg_nvm.mtmcode1 = sts_mtmcode1;
@@ -1954,14 +1952,14 @@ void STS_SENSOR_Upload_Message(uint8_t appDataPort, uint8_t appBufferSize, char
 		status = LmHandlerSend(&AppData, LmHandlerParams.IsTxConfirmed, false);
 		if (LORAMAC_HANDLER_SUCCESS == status)
 		{
-			APP_LOG(TS_ON, VLEVEL_L, "SEND REQUEST\r\n");
+			APP_LOG(TS_ON, VLEVEL_H, "SEND REQUEST\r\n");
 		}
 		else if (LORAMAC_HANDLER_DUTYCYCLE_RESTRICTED == status)
 		{
 			nextTxIn = LmHandlerGetDutyCycleWaitTime();
 			if (nextTxIn > 0)
 			{
-				APP_LOG(TS_ON, VLEVEL_L, "Next Tx in  : ~%d second(s)\r\n", (nextTxIn / 1000));
+				APP_LOG(TS_ON, VLEVEL_H, "Next Tx in  : ~%d second(s)\r\n", (nextTxIn / 1000));
 			}
 		}
 
@@ -2048,7 +2046,7 @@ void STS_REBOOT_CONFIG_Init(void)
 #if defined(YUNHORN_STS_O6_ENABLED) || defined(YUNHORN_STS_R0_ENABLED) || defined(YUNHORN_STS_R5_ENABLED)
   if ((nvm_stored_value[NVM_MTM1] != sts_mtmcode1) || (nvm_stored_value[NVM_MTM2] != sts_mtmcode2) || (nvm_stored_value[NVM_VER] != sts_version))
 	{
-		APP_LOG(TS_OFF, VLEVEL_L, "\r\nInitial Boot with Empty Config, Flash with default config....\r\n");
+		APP_LOG(TS_OFF, VLEVEL_H, "\r\nInitial Boot with Empty Config, Flash with default config....\r\n");
 		OnStoreSTSCFGContextRequest();
 		UTIL_MEM_set_8((void *)sts_ac_code, 0x00, YUNHORN_STS_AC_CODE_SIZE);
 		HAL_Delay(1000);
diff --git a/readme.txt b/readme.txt
index 645fe5e..7cf6a0b 100644
--- a/readme.txt
+++ b/readme.txt
@@ -28,6 +28,7 @@ Pre-defines
 	TOF_3	, P6,P7,P10 out interface, XSHUT:PA-10,INT:PB-5
 	SOAP_LEVEL_SENSOR, Switch/XSHUT: PB-3, INPUT-STATUS: PA-10
 	ROCTEC_R5, for upload payload format with distance only, 2 bytes
+	LED_ONBOARD, If LED soldered on board
 
 
 @par Description