diff --git a/cura/PrinterOutputDevice.py b/cura/PrinterOutputDevice.py
index b24fe11f18..c376bb496c 100644
--- a/cura/PrinterOutputDevice.py
+++ b/cura/PrinterOutputDevice.py
@@ -1,10 +1,15 @@
+from UM.i18n import i18nCatalog
 from UM.OutputDevice.OutputDevice import OutputDevice
 from PyQt5.QtCore import pyqtProperty, pyqtSignal, pyqtSlot, QObject
+from PyQt5.QtWidgets import QMessageBox
+
 from enum import IntEnum  # For the connection state tracking.
 from UM.Logger import Logger
-
+from UM.Application import Application
 from UM.Signal import signalemitter
 
+i18n_catalog = i18nCatalog("cura")
+
 ##  Printer output device adds extra interface options on top of output device.
 #
 #   The assumption is made the printer is a FDM printer.
@@ -276,6 +281,11 @@ class PrinterOutputDevice(QObject, OutputDevice):
             self._hotend_ids[index] = hotend_id
             self.hotendIdChanged.emit(index, hotend_id)
 
+    ##  Let the user decide if the hotends and/or material should be synced with the printer
+    #   NB: the UX needs to be implemented by the plugin
+    def materialHotendChangedMessage(self, callback):
+        Logger.log("w", "materialHotendChangedMessage needs to be implemented, returning 'Yes'")
+        callback(QMessageBox.Yes)
 
     ##  Attempt to establish connection
     def connect(self):
@@ -329,7 +339,7 @@ class PrinterOutputDevice(QObject, OutputDevice):
         return self._head_z
 
     ##  Update the saved position of the head
-    #   This function should be called when a new position for the head is recieved. 
+    #   This function should be called when a new position for the head is received.
     def _updateHeadPosition(self, x, y ,z):
         position_changed = False
         if self._head_x != x:
diff --git a/cura/Settings/MachineManager.py b/cura/Settings/MachineManager.py
index 3eb2dd1421..c9eab930a6 100644
--- a/cura/Settings/MachineManager.py
+++ b/cura/Settings/MachineManager.py
@@ -115,7 +115,7 @@ class MachineManager(QObject):
             if matching_extruder and matching_extruder.findContainer({"type": "variant"}).getName() != hotend_id:
                 # Save the material that needs to be changed. Multiple changes will be handled by the callback.
                 self._auto_hotends_changed[str(index)] = containers[0].getId()
-                self._materialHotendChangedMessage(self._materialHotendChangedCallback)
+                self._printer_output_devices[0].materialHotendChangedMessage(self._materialHotendChangedCallback)
         else:
             Logger.log("w", "No variant found for printer definition %s with id %s" % (self._global_container_stack.getBottom().getId(), hotend_id))
 
@@ -155,20 +155,10 @@ class MachineManager(QObject):
             if matching_extruder and matching_extruder.findContainer({"type":"material"}).getMetaDataEntry("GUID") != material_id:
                 # Save the material that needs to be changed. Multiple changes will be handled by the callback.
                 self._auto_materials_changed[str(index)] = containers[0].getId()
-                self._materialHotendChangedMessage(self._materialHotendChangedCallback)
+                self._printer_output_devices[0].materialHotendChangedMessage(self._materialHotendChangedCallback)
         else:
             Logger.log("w", "No material definition found for printer definition %s and GUID %s" % (definition_id, material_id))
 
-    def _materialHotendChangedMessage(self, callback):
-        Application.getInstance().messageBox(catalog.i18nc("@window:title", "Changes on the Printer"),
-                                 catalog.i18nc("@label",
-                                               "Do you want to change the materials and hotends to match your printer?"),
-                                 catalog.i18nc("@label",
-                                               "The materials and / or hotends on your printer were changed. For best results always slice for the materials and hotends that are inserted in your printer."),
-                                 buttons=QMessageBox.Yes + QMessageBox.No,
-                                 icon=QMessageBox.Question,
-                                 callback=callback)
-
     def _materialHotendChangedCallback(self, button):
         if button == QMessageBox.No:
             self._auto_materials_changed = {}