diff --git a/octoprint_bambu_printer/printer/bambu_virtual_printer.py b/octoprint_bambu_printer/printer/bambu_virtual_printer.py
index 60f3c0c..78cfc52 100644
--- a/octoprint_bambu_printer/printer/bambu_virtual_printer.py
+++ b/octoprint_bambu_printer/printer/bambu_virtual_printer.py
@@ -264,7 +264,7 @@ class BambuVirtualPrinter:
             self._settings.get(["device_type"]) == ""
             or self._settings.get(["serial"]) == ""
             or self._settings.get(["username"]) == ""
-            or self._settings.get(["access_code"]) == ""
+            or (self._settings.get(["access_code"]) == "" and self._settings.get_boolean(["local_mqtt"]))
         ):
             msg = "invalid settings to start connection with Bambu Printer"
             self._log.debug(msg)