diff --git a/engine/api.py b/engine/api.py
index e57663a..67409a3 100644
--- a/engine/api.py
+++ b/engine/api.py
@@ -53,6 +53,10 @@ def startEngine(nsmClient, additionalData:dict={}): # type: ignore
     callbacks._soundfontChanged()
     callbacks._ignoreProgramChangesChanged()
 
+    #Maybe autoconnect the mixer.
+    if session.standaloneMode and additionalData["autoconnectMixer"]: #this is only for startup.
+        connectMixerToSystemPorts()
+
     logger.info("Fluajho api startEngine complete")
 
 
@@ -83,6 +87,9 @@ def _registerMidiCallbacks():
     session.data.midiInput.midiProcessor.register_ProgramChange(_programChange)
 
 
+def connectMixerToSystemPorts():
+    session.data.connectMixerToSystemPorts()
+
 #Sampler
 def playTestSignal(channel:int):
     """Channel 1-16
diff --git a/engine/main.py b/engine/main.py
index a1e5ec1..922635d 100644
--- a/engine/main.py
+++ b/engine/main.py
@@ -63,6 +63,6 @@ class Data(template.engine.sampler_sf2.Sampler_sf2):
 
         if not filePath: #First start or save file with no filePath -> Default GM soundfont
             #The default sf2 has a dynamic path. It depends on where the program is run from. We need to prevent an absolute path.
-            super().__init__(parentSession, filePath, activePatches, ignoreProgramChanges, mixer=True, defaultSoundfont=DEFAULT_GM_SF2)
+            super().__init__(parentSession, filePath, activePatches, ignoreProgramChanges, defaultSoundfont=DEFAULT_GM_SF2)
         else:
-            super().__init__(parentSession, filePath, activePatches, ignoreProgramChanges, mixer=True)
+            super().__init__(parentSession, filePath, activePatches, ignoreProgramChanges)
diff --git a/qtgui/mainwindow.py b/qtgui/mainwindow.py
index a7c6a47..d18066a 100644
--- a/qtgui/mainwindow.py
+++ b/qtgui/mainwindow.py
@@ -35,6 +35,7 @@ from template.qtgui.midiinquickwidget import QuickMidiInputComboController
 
 #Client modules
 import engine.api as api
+from engine.config import METADATA
 
 class MainWindow(TemplateMainWindow):
 
@@ -127,6 +128,31 @@ class MainWindow(TemplateMainWindow):
 
         #New menu entries and template-menu overrides
         self.menu.connectMenuEntry("actionOpen_sf2_Soundfont", self.openSoundfontDialog)
+
+        #Show and parse the options to autconnect the mixer ports, but only when not in NSM mode
+        #We will send the var autoconnectMixer to the engine in any case, but it will default to False.
+
+        autoconnectMixer = False
+        if api.isStandaloneMode():
+            self.menu.addSubmenu("menuSettings", QtCore.QCoreApplication.translate("mainWindow", "Settings"))
+            settings = QtCore.QSettings("LaborejoSoftwareSuite", METADATA["shortName"])
+            if settings.contains("autoconnectMixer"):
+                autoconnectMixer = settings.value("autoconnectMixer", type=bool)
+            else:
+                autoconnectMixer = False
+
+            self.menu.addMenuEntry(
+                submenu = "menuSettings",
+                actionAsString = "actionAutoconnectMixer",
+                text = QtCore.QCoreApplication.translate("mainWindow", "Autoconnect Mixer Ports"),
+                connectedFunction = self.reactToAutoconnectMixerCheckbox,
+                tooltip = QtCore.QCoreApplication.translate("mainWindow", "Wether to autoconnect the mixer ports on program start. Not for NSM."),
+                checkable=True,
+                startChecked=autoconnectMixer,
+                )
+            self.menu.orderSubmenus(["menuFile", "menuSettings", "menuHelp"])
+
+
         #self.menu.addMenuEntry("menuEdit", "actionNils", "Nils", lambda: print("Merle"))
         #self.menu.connectMenuEntry("actionNils", lambda: print("Perle"))
 
@@ -134,7 +160,7 @@ class MainWindow(TemplateMainWindow):
         self.ui.actionRedo.setVisible(False)
         self.ui.menuEdit.menuAction().setVisible(False)
 
-        self.start()  #Starts the engine, starts the eventLoop, shows the GUI, or not, depends on the NSM gui save setting. We need to call that after the menu, otherwise the about dialog will block and then we get new menu entries, which looks strange.
+        self.start(additionalData={"autoconnectMixer":autoconnectMixer})  #Starts the engine, starts the eventLoop, shows the GUI, or not, depends on the NSM gui save setting. We need to call that after the menu, otherwise the about dialog will block and then we get new menu entries, which looks strange.
 
         #There is so much going on in the engine, we never reach a save status on load.
         #Here is the crowbar-method.
@@ -164,6 +190,13 @@ class MainWindow(TemplateMainWindow):
                     channelTreeItem.unloadData()
 
 
+    def reactToAutoconnectMixerCheckbox(self, state:bool):
+        assert api.isStandaloneMode()
+        settings = QtCore.QSettings("LaborejoSoftwareSuite", METADATA["shortName"])
+        settings.setValue("autoconnectMixer", state)
+        if state:
+            api.connectMixerToSystemPorts()
+
     def saveCheckBox_playTestAfterSelectingProgram(self, state:int):
         """#one parameter: int state. 0 is unchecked, 1 is partially, 2 is checked"""
         api.session.guiSharedDataToSave["playTestAfterSelectingProgram"] = state