diff --git a/applications/func/func.c b/applications/func/func.c
index d67bed5..8fbd6a8 100644
--- a/applications/func/func.c
+++ b/applications/func/func.c
@@ -22,6 +22,7 @@ extern rt_sem_t okToreport;
 extern void resetTM(void);
 unsigned long getFileSize(char *file);
 void updateSysRTC(uint8_t *din, size_t len);
+int isFileExit(char *f);
 #define CFG_ACK
 /**
  * 配置文件后的ack信号
@@ -956,8 +957,13 @@ void clearAllData()
 //去掉原static
 //static int cmd_rm(int argc, char **argv)
 //MSH_CMD_EXPORT_ALIAS(cmd_rm, rm, Remove(unlink) the FILE(s).);
-    char *arg[]={"rm","-r",ROOT_PATH_DATA};
-    cmd_rm(3,arg);
+    DIR  *dir = opendir(ROOT_PATH_DATA);
+    if (dir && isFileExit("/sd/tosend.ini"))
+    {
+        closedir(dir);
+        char *arg[]={"rm","-r",ROOT_PATH_DATA,"/sd/tosend.ini" };
+        cmd_rm(4,arg);
+    }
     LOG_D("files deleted.");
 }