diff --git a/scripts/network.gd b/scripts/network.gd
index 093c117..524a2e2 100644
--- a/scripts/network.gd
+++ b/scripts/network.gd
@@ -26,10 +26,7 @@ class SocketSerial extends SerialPort:
         unit_instance.parse(data, tick)
 
     func on_settings_changed(unit_instance: unit.Unit):
-        var external_ctl = ProjectSettings.get_setting('application/config/Внешнее управление', false)
         try_close()
-        if external_ctl:
-            return
         var rc = try_open(on_serial_data.bind(unit_instance))
         if rc != Error.OK:
             log.message(log.ERROR, 'невозможно открыть %s для \"%s\"' % [self, unit_instance.name])