diff --git a/MainSlidePanel.cs b/MainSlidePanel.cs
index 84f502ffc..7205a3b06 100644
--- a/MainSlidePanel.cs
+++ b/MainSlidePanel.cs
@@ -65,6 +65,7 @@ namespace MatterHackers.MatterControl
         public TabPage AboutTabPage;
         TextImageButtonFactory advancedControlsButtonFactory = new TextImageButtonFactory();
         RGBA_Bytes unselectedTextColor = ActiveTheme.Instance.TabLabelUnselected;
+        public EventHandler AdvancedControlsLoaded;
 
         GuiWidget LeftPanel
         {
@@ -211,6 +212,14 @@ namespace MatterHackers.MatterControl
             //Empty function used as placeholder
         }
 
+        void OnAdvancedControlsLoaded()
+        {
+            if (AdvancedControlsLoaded != null)
+            {
+                AdvancedControlsLoaded(this, null);
+            }
+        }
+
         SliceSettingsWidget.UiState sliceSettingsUiState;
         void DoChangePanel(object state)
         {
@@ -220,7 +229,9 @@ namespace MatterHackers.MatterControl
             // remove the advance control and replace it with new ones build for the selected printer
             int advancedControlsWidgetIndex = RightPanel.GetChildIndex(this.advancedControlsTabControl);
             RightPanel.RemoveChild(advancedControlsWidgetIndex);
-            this.advancedControlsTabControl = CreateNewAdvancedControlsTab(sliceSettingsUiState);
+
+            this.advancedControlsTabControl = CreateNewAdvancedControlsTab(sliceSettingsUiState);            
+
             RightPanel.AddChild(this.advancedControlsTabControl, advancedControlsWidgetIndex);
 
             // set the selected tab back to the one it was before we replace the control
@@ -231,6 +242,8 @@ namespace MatterHackers.MatterControl
             RectangleDouble localBounds = this.LocalBounds;
             this.LocalBounds = new RectangleDouble(0, 0, this.LocalBounds.Width - 1, 10);
             this.LocalBounds = localBounds;
+            OnAdvancedControlsLoaded();
+            
         }
 
         TabControl CreateNewAdvancedControlsTab(SliceSettingsWidget.UiState sliceSettingsUiState)
@@ -266,6 +279,8 @@ namespace MatterHackers.MatterControl
 			advancedControls.AddTab(new SimpleTextTabWidget(new TabPage(sliceSettingsWidget, new LocalizedString("Slice Settings").Translated), 18,
                         ActiveTheme.Instance.PrimaryTextColor, new RGBA_Bytes(), unselectedTextColor, new RGBA_Bytes()));
 
+
+            
             return advancedControls;
         }
 
diff --git a/PrinterCommunication.cs b/PrinterCommunication.cs
index bd6329279..c32762163 100644
--- a/PrinterCommunication.cs
+++ b/PrinterCommunication.cs
@@ -106,6 +106,12 @@ namespace MatterHackers.MatterControl
             get { return firmwareType; }
         }
 
+        string firmwareVersion;
+        public string FirmwareVersion
+        {
+            get { return firmwareVersion; }
+        }
+
         static PrinterCommunication globalInstance;
         string connectionFailureMessage = "Unknown Reason";
 
@@ -124,6 +130,7 @@ namespace MatterHackers.MatterControl
         public RootedObjectEventHandler ExtruderTemperatureRead = new RootedObjectEventHandler();
         public RootedObjectEventHandler ExtruderTemperatureSet = new RootedObjectEventHandler();
         public RootedObjectEventHandler FanSpeedSet = new RootedObjectEventHandler();
+        public RootedObjectEventHandler FirmwareVersionRead = new RootedObjectEventHandler();
         public RootedObjectEventHandler PrintFinished = new RootedObjectEventHandler();
         public RootedObjectEventHandler PositionRead = new RootedObjectEventHandler();
         public RootedObjectEventHandler ReadLine = new RootedObjectEventHandler();
@@ -531,7 +538,7 @@ namespace MatterHackers.MatterControl
             {
                 return CommunicationState == CommunicationStates.Paused;
             }
-        }
+        }        
 
         int NumberOfLinesInCurrentPrint
         {
@@ -965,6 +972,16 @@ namespace MatterHackers.MatterControl
                     firmwareType = FirmwareTypes.Sprinter;
                 }
             }
+            string firmwareVersionReported = "";
+            if (GCodeFile.GetFirstStringAfter("PROTOCOL_VERSION:", foundStringEventArgs.LineToCheck, " ", ref firmwareVersionReported))
+            {
+                //Firmware version was detected and is different
+                if (firmwareVersionReported != "" && firmwareVersion != firmwareVersionReported)
+                {                    
+                    firmwareVersion = firmwareVersionReported;
+                    OnFirmwareVersionRead(null);
+                }
+            }
         }
 
         public void FoundStart(object sender, EventArgs e)
@@ -1076,6 +1093,7 @@ namespace MatterHackers.MatterControl
             CommunicationState = CommunicationStates.AttemptingToConnect;
             this.stopTryingToConnect = false;
             firmwareType = FirmwareTypes.Unknown;
+            firmwareVersion = null;
 
             if (SerialPortIsAvailable(this.ActivePrinter.ComPort))
             {
@@ -1244,6 +1262,11 @@ namespace MatterHackers.MatterControl
             PrintFinished.CallEvents(this, new PrintItemWrapperEventArgs(this.ActivePrintItem));
         }
 
+        void OnFirmwareVersionRead(EventArgs e)
+        {
+            FirmwareVersionRead.CallEvents(this, e);
+        }
+
         void OnExtruderTemperatureRead(EventArgs e)
         {
             ExtruderTemperatureRead.CallEvents(this, e);
diff --git a/PrinterControls/ManualPrinterControls.cs b/PrinterControls/ManualPrinterControls.cs
index 79330bc5a..81753a280 100644
--- a/PrinterControls/ManualPrinterControls.cs
+++ b/PrinterControls/ManualPrinterControls.cs
@@ -198,6 +198,7 @@ namespace MatterHackers.MatterControl
             FlowLayoutWidget controlsTopToBottomLayout = new FlowLayoutWidget(FlowDirection.TopToBottom);
             controlsTopToBottomLayout.HAnchor = Agg.UI.HAnchor.Max_FitToChildren_ParentWidth;
             controlsTopToBottomLayout.VAnchor = Agg.UI.VAnchor.FitToChildren;
+            controlsTopToBottomLayout.Name = "ManualPrinterControls.ControlsContainer";
 
             controlsTopToBottomLayout.Padding = new BorderDouble(3, 0);