diff --git a/Core/Src/yunhorn_sts_presence_rss.c b/Core/Src/yunhorn_sts_presence_rss.c
index 9287bea..c8957d7 100644
--- a/Core/Src/yunhorn_sts_presence_rss.c
+++ b/Core/Src/yunhorn_sts_presence_rss.c
@@ -813,7 +813,8 @@ int sts_presence_rss_fall_rise_detection(void)
 	sts_presence_rss_score = average_score;
 
 	STS_Yunhorn_DistanceStandardDeviation();
-	APP_LOG(TS_OFF, VLEVEL_H, "\r\nAverage Distance: %d (mm) Score: %d  Singularity: %d \r\n",(int)average_distance, (int)average_score, sts_presence_singularity);
+
+	// APP_LOG(TS_OFF, VLEVEL_H, "\r\nAverage Distance: %d (mm) Score: %d  Singularity: %d \r\n",(int)average_distance, (int)average_score, sts_presence_singularity);
 	// uint8_t pre_sts_rss_result = (average_result > (DEFAULT_UPDATE_RATE_PRESENCE/5))? 1: 0;
 	// sts_rss_result=STS_RSS_Filter(pre_sts_rss_result);
 
@@ -947,12 +948,7 @@ void STS_Yunhorn_DistanceStandardDeviation(void)
 		sum_presence_distance 	+= (uint32_t)(sts_motion_dataset[j].presence_distance - average_presence_distance);
 	}
 
-	if (sum_presence_distance > 0)
-		{
-			sts_presence_singularity	= 0;
-		} else {
-			sts_presence_singularity 	= 1;
-		}
+	sts_presence_singularity	= (sum_presence_distance > 0)? 0:1;
 
 	// APP_LOG(TS_OFF, VLEVEL_M, "\r\n*** STS_Singularity=%u ***\r\n", sts_presence_singularity);
 }
diff --git a/LoRaWAN/App/lora_app.c b/LoRaWAN/App/lora_app.c
index 90c715d..92200ea 100644
--- a/LoRaWAN/App/lora_app.c
+++ b/LoRaWAN/App/lora_app.c
@@ -89,6 +89,8 @@ volatile static bool r_b=true;
 static uint8_t nvm_stored_value[2*YUNHORN_STS_MAX_NVM_CFG_SIZE]={0x0};
 static uint8_t sts_cfg_nvm_factory_default[YUNHORN_STS_MAX_NVM_CFG_SIZE];
 static void STS_Show_STS_CFG_NVM(uint8_t * store_value, uint16_t store_size);
+extern volatile uint8_t sts_rss_cfg_slid_win_threshold;
+extern volatile uint8_t sts_rss_cfg_slid_win_size;
 
 volatile sts_cfg_nvm_t sts_cfg_nvm = {
 		sts_mtmcode1,
@@ -2381,6 +2383,39 @@ void USER_APP_AUTO_RESPONDER_Parse(char *tlv_buf, uint8_t tlv_buf_size)
 					}
 			break;
 
+			case 'W':			// YWXYY  --- CHANGE RSS SLIDING WINDOW   X: THRESHOLD, YY: WINDOW LENGTH
+				if ( ((char)tlv_buf[CFG_CMD3] >= '0') && ((char)tlv_buf[CFG_CMD3] <= '9')
+				  && ((char)tlv_buf[CFG_CMD4] >= '0') && ((char)tlv_buf[CFG_CMD4] <= '9')
+				  && ((char)tlv_buf[CFG_CMD5] >= '0') && ((char)tlv_buf[CFG_CMD5] <= '9'))
+				{
+					uint8_t slid_win_threshold=0, slid_win_size=0;
+					slid_win_threshold 	= (tlv_buf[CFG_CMD3]  - 0x30)&0x0f;
+					slid_win_size		= ((tlv_buf[CFG_CMD4]  - 0x30)*10 + (tlv_buf[CFG_CMD5] - 0x30))&0x0f;
+					if (slid_win_size > slid_win_threshold)
+					{
+						sts_rss_cfg_slid_win_threshold			=	slid_win_threshold;
+						sts_rss_cfg_slid_win_size				= 	slid_win_size;
+
+						sts_cfg_nvm.p[RSS_CFG_SLID_WIN]			= (slid_win_threshold<<4)|(slid_win_size&0x0f);
+
+						APP_LOG(TS_OFF, VLEVEL_M, "\r\nSliding win threshold:%d window length: %d stored cfg:0x%02x \r\n",
+								sts_rss_cfg_slid_win_threshold, sts_rss_cfg_slid_win_size, sts_cfg_nvm.p[RSS_CFG_SLID_WIN]);
+
+						OnStoreSTSCFGContextRequest();
+
+					} else
+					{
+						APP_LOG(TS_OFF, VLEVEL_M, "\r\nCFG ERR, sliding win threshold/length incorrect");
+					}
+				}
+
+			    UTIL_MEM_set_8((void*)outbuf, 0x0, sizeof(outbuf));
+				UTIL_MEM_cpy_8((void*)outbuf,(void*)tlv_buf,tlv_buf_size);
+				i = tlv_buf_size;
+				STS_SENSOR_Upload_Message(LORAWAN_USER_APP_CTRL_REPLY_PORT, i, (uint8_t *)outbuf);
+
+
+			 break;
 
 			default:
 					//STS_SENSOR_Upload_Config_Invalid_Message();
diff --git a/STM32CubeIDE/Release/STS_O7.bin b/STM32CubeIDE/Release/STS_O7.bin
index e206585..b3c65db 100644
Binary files a/STM32CubeIDE/Release/STS_O7.bin and b/STM32CubeIDE/Release/STS_O7.bin differ