diff --git a/plugins/UM3NetworkPrinting/src/Cloud/CloudOutputDeviceManager.py b/plugins/UM3NetworkPrinting/src/Cloud/CloudOutputDeviceManager.py
index c562f7988e..7ee8322ba1 100644
--- a/plugins/UM3NetworkPrinting/src/Cloud/CloudOutputDeviceManager.py
+++ b/plugins/UM3NetworkPrinting/src/Cloud/CloudOutputDeviceManager.py
@@ -9,6 +9,7 @@ from PyQt5.QtNetwork import QNetworkReply
 from UM import i18nCatalog
 from UM.Logger import Logger  # To log errors talking to the API.
 from UM.Message import Message
+from UM.Settings.Interfaces import ContainerInterface
 from UM.Signal import Signal
 from cura.API import Account
 from cura.API.Account import SyncState
@@ -49,6 +50,8 @@ class CloudOutputDeviceManager:
 
         self._syncing = False
 
+        CuraApplication.getInstance().getContainerRegistry().containerRemoved.connect(self._printerRemoved)
+
     def start(self):
         """Starts running the cloud output device manager, thus periodically requesting cloud data."""
 
@@ -287,3 +290,16 @@ class CloudOutputDeviceManager:
         output_device_manager = CuraApplication.getInstance().getOutputDeviceManager()
         if device.key not in output_device_manager.getOutputDeviceIds():
             output_device_manager.addOutputDevice(device)
+
+    def _printerRemoved(self, container: ContainerInterface) -> None:
+        """
+        Callback connected to the containerRemoved signal. Invoked when a cloud printer is removed from Cura to remove
+        the printer's reference from the _remote_clusters.
+
+        :param container: The ContainerInterface passed to this function whenever the ContainerRemoved signal is emitted
+        :return: None
+        """
+        if isinstance(container, GlobalStack):
+            container_cluster_id = container.getMetaDataEntry(self.META_CLUSTER_ID, None)
+            if container_cluster_id in self._remote_clusters.keys():
+                del self._remote_clusters[container_cluster_id]
diff --git a/plugins/USBPrinting/AutoDetectBaudJob.py b/plugins/USBPrinting/AutoDetectBaudJob.py
index 36e9637c47..04fe64baaa 100644
--- a/plugins/USBPrinting/AutoDetectBaudJob.py
+++ b/plugins/USBPrinting/AutoDetectBaudJob.py
@@ -18,7 +18,7 @@ class AutoDetectBaudJob(Job):
     def __init__(self, serial_port: int) -> None:
         super().__init__()
         self._serial_port = serial_port
-        self._all_baud_rates = [115200, 250000, 500000, 230400, 57600, 38400, 19200, 9600]
+        self._all_baud_rates = [115200, 250000, 500000, 230400, 76800, 57600, 38400, 19200, 9600]
 
     def run(self) -> None:
         Logger.log("d", "Auto detect baud rate started.")
diff --git a/plugins/USBPrinting/USBPrinterOutputDevice.py b/plugins/USBPrinting/USBPrinterOutputDevice.py
index bfc5385a81..f8d344839c 100644
--- a/plugins/USBPrinting/USBPrinterOutputDevice.py
+++ b/plugins/USBPrinting/USBPrinterOutputDevice.py
@@ -58,7 +58,7 @@ class USBPrinterOutputDevice(PrinterOutputDevice):
 
         self._baud_rate = baud_rate
 
-        self._all_baud_rates = [115200, 250000, 500000, 230400, 57600, 38400, 19200, 9600]
+        self._all_baud_rates = [115200, 250000, 500000, 230400, 76800, 57600, 38400, 19200, 9600]
 
         # Instead of using a timer, we really need the update to be as a thread, as reading from serial can block.
         self._update_thread = Thread(target = self._update, daemon = True, name = "USBPrinterUpdate")
diff --git a/resources/definitions/fdmprinter.def.json b/resources/definitions/fdmprinter.def.json
index 9ab33b3a6c..a1598a0aa6 100644
--- a/resources/definitions/fdmprinter.def.json
+++ b/resources/definitions/fdmprinter.def.json
@@ -4219,7 +4219,7 @@
                     "default_value": 1,
                     "minimum_value": "0",
                     "minimum_value_warning": "1 if support_pattern == 'concentric' else 0",
-                    "maximum_value_warning": "3",
+                    "maximum_value_warning": "0 if (support_skip_some_zags and support_pattern == 'zigzag') else 3",
                     "type": "int",
                     "value": "1 if support_tree_enable else (1 if (support_pattern == 'grid' or support_pattern == 'triangles' or support_pattern == 'concentric') else 0)",
                     "enabled": "support_enable or support_tree_enable",