diff --git a/main.c b/main.c
index 7ab77d5..a8c4c82 100644
--- a/main.c
+++ b/main.c
@@ -175,7 +175,7 @@ void report_lightbar_login(uint32_t tagCode) {
     LOG_I("Lightbar login report - payload: %s\n", payload);
     
     // 发送MQTT消息
-    mqtt_utils_publish(&mqtt_config, topic, 0, payload, strlen(payload));
+    //mqtt_utils_publish(&mqtt_config, topic, 0, payload, strlen(payload));
 }
 
 /*================================================================================*/
@@ -217,7 +217,7 @@ void report_lightbar_logout(uint32_t tagCode) {
     LOG_I("Lightbar logout report - payload: %s\n", payload);
     
     // 发送MQTT消息
-    mqtt_utils_publish(&mqtt_config, topic, 0, payload, strlen(payload));
+    //mqtt_utils_publish(&mqtt_config, topic, 0, payload, strlen(payload));
 }
 
 /*================================================================================*/
@@ -237,7 +237,7 @@ void update_lightbar_heartbeat(uint32_t tagCode) {
     time_t now = time(NULL);
     
     if (found >= 0) {
-        // 更新已存在灯条的心跳时间
+        // 心跳丢失后心跳返回，更新已存在灯条的心跳时间
         lightbarHeartbeat[found].lastHeartbeat = now;
         if (!lightbarHeartbeat[found].isOnline) {
             lightbarHeartbeat[found].isOnline = true;
@@ -245,7 +245,7 @@ void update_lightbar_heartbeat(uint32_t tagCode) {
             report_lightbar_login(tagCode);
         }
     } else if (lightbarHeartbeatCount < MAX_LIGHTBAR_NUM) {
-        // 添加新灯条
+        // 新灯条心跳存储
         lightbarHeartbeat[lightbarHeartbeatCount].tagCode = tagCode;
         lightbarHeartbeat[lightbarHeartbeatCount].lastHeartbeat = now;
         lightbarHeartbeat[lightbarHeartbeatCount].isOnline = true;