diff --git a/clients/windows/VoiceCat.App/Forms/MainForm.cs b/clients/windows/VoiceCat.App/Forms/MainForm.cs
index 269a39d..5c99163 100644
--- a/clients/windows/VoiceCat.App/Forms/MainForm.cs
+++ b/clients/windows/VoiceCat.App/Forms/MainForm.cs
@@ -84,8 +84,9 @@ public partial class MainForm : Form
         btnRefreshDevices.Click += (_, _) => LoadInputDevices();
         cboInputDevice.SelectedIndexChanged += CboInputDevice_SelectedIndexChanged;
 
-        // PTT (focus-scoped — works only while this form has focus; documented limitation)
+        // PTT and global hotkeys (focus-scoped — work only while this form has focus)
         KeyDown += MainForm_KeyDown;
+        KeyDown += MainForm_HotkeyDown;
         KeyUp += MainForm_KeyUp;
         Deactivate += (_, _) =>
         {
@@ -140,10 +141,12 @@ public partial class MainForm : Form
 
         _miJoinVoice = new ToolStripMenuItem("&Join Voice");
         _miJoinVoice.Click += BtnMicToggle_Click;
+        _miJoinVoice.ShortcutKeyDisplayString = "Ctrl+Shift+V";
         voiceMenu.DropDownItems.Add(_miJoinVoice);
 
         _miScreenShare = new ToolStripMenuItem("Share Screen &Audio");
         _miScreenShare.Click += BtnScreenShareToggle_Click;
+        _miScreenShare.ShortcutKeyDisplayString = "Ctrl+Shift+S";
         voiceMenu.DropDownItems.Add(_miScreenShare);
 
         menuStrip.Items.Add(voiceMenu);
@@ -726,6 +729,33 @@ public partial class MainForm : Form
         e.Handled = true;
     }
 
+    private void MainForm_HotkeyDown(object? sender, KeyEventArgs e)
+    {
+        if (!e.Control || !e.Shift) return;
+        if (ActiveControl is TextBox or RichTextBox) return;
+        switch (e.KeyCode)
+        {
+            case Keys.V:
+                BtnMicToggle_Click(null, EventArgs.Empty);
+                e.Handled = true;
+                break;
+            case Keys.S:
+                BtnScreenShareToggle_Click(null, EventArgs.Empty);
+                e.Handled = true;
+                break;
+            case Keys.M:
+                chkMute.Checked = !chkMute.Checked;
+                ApplySelfMute();
+                e.Handled = true;
+                break;
+            case Keys.D:
+                chkDeafen.Checked = !chkDeafen.Checked;
+                ApplySelfMute();
+                e.Handled = true;
+                break;
+        }
+    }
+
     private void MainForm_KeyUp(object? sender, KeyEventArgs e)
     {
         if (!radioPtt.Checked || e.KeyCode != _pttKey || _micStreamId == 0) return;