After test it results useless, so removed

esp-link/cgiwifi.c

@@ -522,8 +522,6 @@ int ICACHE_FLASH_ATTR cgiApSettingsChange(HttpdConnData *connData) {
         httpdSend(connData, "No changes allowed in STA mode", -1);
         return HTTPD_CGI_DONE;
     }
-    // Get Soft-Ap config, just in case
-    wifi_softap_get_config(&apconf);
 
     char buff[96];
     int len;