diff --git a/backup/main.lfm b/backup/main.lfm
index 0701a5c..ddeea18 100644
--- a/backup/main.lfm
+++ b/backup/main.lfm
@@ -6066,6 +6066,7 @@ object GUIForm: TGUIForm
       end
       object miDisableScanlines: TMenuItem
         Caption = 'Disable Scanlines'
+        OnClick = miDisableScanlinesClick
       end
       object N4: TMenuItem
         Caption = '-'
diff --git a/backup/main.pas b/backup/main.pas
index c2c0559..ccd672e 100644
--- a/backup/main.pas
+++ b/backup/main.pas
@@ -411,6 +411,7 @@ type
     procedure miDHRMonoRasterClick(Sender: TObject);
     procedure miDHRMonoVoxelsClick(Sender: TObject);
     procedure miDisableFocusStealingClick(Sender: TObject);
+    procedure miDisableScanlinesClick(Sender: TObject);
     procedure miDisk1WPToggleClick(Sender: TObject);
     procedure miDisk2WPToggleClick(Sender: TObject);
     procedure miDiskMenuBlankClick(Sender: TObject);
@@ -1088,6 +1089,15 @@ begin
   disableFocusStealing:=(not disableFocusStealing);
 end;
 
+procedure TGUIForm.miDisableScanlinesClick(Sender: TObject);
+begin
+  miDisableScanlines.Checked := (not miDisableScanlines.Checked);
+  if miDisableScanlines.Checked then
+     UpdateConfig('video/init.video.scanlinedisable', '1', true)
+  else
+     UpdateConfig('video/init.video.scanlinedisable', '0', true);
+end;
+
 procedure TGUIForm.miDisk1WPToggleClick(Sender: TObject);
 begin
   SimpleGet( baseUrl + '/api/control/hardware/disk/wp/0/toggle' );
diff --git a/lib/x86_64-win64/main.o b/lib/x86_64-win64/main.o
index f80e960..b93c030 100644
Binary files a/lib/x86_64-win64/main.o and b/lib/x86_64-win64/main.o differ
diff --git a/lib/x86_64-win64/main.ppu b/lib/x86_64-win64/main.ppu
index 95ee57f..750b078 100644
Binary files a/lib/x86_64-win64/main.ppu and b/lib/x86_64-win64/main.ppu differ
diff --git a/lib/x86_64-win64/poc.obj b/lib/x86_64-win64/poc.obj
index 3e1c1c9..c05c9f7 100644
Binary files a/lib/x86_64-win64/poc.obj and b/lib/x86_64-win64/poc.obj differ
diff --git a/main.pas b/main.pas
index ccd672e..c9f69eb 100644
--- a/main.pas
+++ b/main.pas
@@ -1924,6 +1924,7 @@ procedure TGUIForm.tbFullscreenClick(Sender: TObject);
 begin
   UpdateConfig('video/current.fullscreen', '1', false);
   isFS := true;
+  SendOSDMessage('Alt/Option Enter to leave fullscreen');
 end;
 
 procedure TGUIForm.UpdateAllCaps;