diff --git a/client/include/app.h b/client/include/app.h
index 128fecc7..7ac0fa75 100644
--- a/client/include/app.h
+++ b/client/include/app.h
@@ -162,4 +162,11 @@ void app_releaseKeybind(KeybindHandle * handle);
  */
 void app_releaseAllKeybinds(void);
 
+bool app_guestIsLinux(void);
+bool app_guestIsWindows(void);
+bool app_guestIsOSX(void);
+bool app_guestIsBSD(void);
+bool app_guestIsOther(void);
+
+
 #endif
diff --git a/client/src/app.c b/client/src/app.c
index 6826e1c6..19a85add 100644
--- a/client/src/app.c
+++ b/client/src/app.c
@@ -948,3 +948,28 @@ void app_invalidateOverlay(bool renderTwice)
     g_state.renderImGuiTwice = true;
   app_invalidateWindow(false);
 }
+
+bool app_guestIsLinux(void)
+{
+  return g_state.guestOS == KVMFR_OS_LINUX;
+}
+
+bool app_guestIsWindows(void)
+{
+  return g_state.guestOS == KVMFR_OS_WINDOWS;
+}
+
+bool app_guestIsOSX(void)
+{
+  return g_state.guestOS == KVMFR_OS_OSX;
+}
+
+bool app_guestIsBSD(void)
+{
+  return g_state.guestOS == KVMFR_OS_BSD;
+}
+
+bool app_guestIsOther(void)
+{
+  return g_state.guestOS == KVMFR_OS_OTHER;
+}
diff --git a/client/src/keybind.c b/client/src/keybind.c
index cfa85828..37569bc9 100644
--- a/client/src/keybind.c
+++ b/client/src/keybind.c
@@ -139,38 +139,83 @@ static void bind_toggleKey(int sc, void * opaque)
   purespice_keyUp((uintptr_t) opaque);
 }
 
-void keybind_register(void)
+void keybind_commonRegister(void)
 {
-  app_registerKeybind(KEY_F, bind_fullscreen   , NULL, "Full screen toggle");
-  app_registerKeybind(KEY_V, bind_video        , NULL, "Video stream toggle");
-  app_registerKeybind(KEY_R, bind_rotate       , NULL, "Rotate the output clockwise by 90° increments");
-  app_registerKeybind(KEY_Q, bind_quit         , NULL, "Quit");
-  app_registerKeybind(KEY_O, bind_toggleOverlay, NULL, "Toggle overlay");
+  app_registerKeybind(KEY_F, bind_fullscreen   , NULL,
+      "Full screen toggle");
+  app_registerKeybind(KEY_V, bind_video        , NULL,
+      "Video stream toggle");
+  app_registerKeybind(KEY_R, bind_rotate       , NULL,
+      "Rotate the output clockwise by 90° increments");
+  app_registerKeybind(KEY_Q, bind_quit         , NULL,
+      "Quit");
+  app_registerKeybind(KEY_O, bind_toggleOverlay, NULL,
+      "Toggle overlay");
+}
 
-  if (g_params.useSpiceInput)
+void keybind_spiceRegister(void)
+{
+  /* register the common keybinds for spice */
+  static bool firstTime = true;
+  if (firstTime)
   {
-    app_registerKeybind(KEY_I     , bind_input    , NULL        , "Spice keyboard & mouse toggle");
-    app_registerKeybind(KEY_INSERT, bind_mouseSens, (void*)true , "Increase mouse sensitivity in capture mode");
-    app_registerKeybind(KEY_DELETE, bind_mouseSens, (void*)false, "Descrease mouse sensitivity in capture mode");
+    app_registerKeybind(KEY_I, bind_input, NULL,
+        "Spice keyboard & mouse toggle");
 
-    app_registerKeybind(KEY_F1 , bind_ctrlAltFn, NULL, "Send Ctrl+Alt+F1 to the guest");
-    app_registerKeybind(KEY_F2 , bind_ctrlAltFn, NULL, "Send Ctrl+Alt+F2 to the guest");
-    app_registerKeybind(KEY_F3 , bind_ctrlAltFn, NULL, "Send Ctrl+Alt+F3 to the guest");
-    app_registerKeybind(KEY_F4 , bind_ctrlAltFn, NULL, "Send Ctrl+Alt+F4 to the guest");
-    app_registerKeybind(KEY_F5 , bind_ctrlAltFn, NULL, "Send Ctrl+Alt+F5 to the guest");
-    app_registerKeybind(KEY_F6 , bind_ctrlAltFn, NULL, "Send Ctrl+Alt+F6 to the guest");
-    app_registerKeybind(KEY_F7 , bind_ctrlAltFn, NULL, "Send Ctrl+Alt+F7 to the guest");
-    app_registerKeybind(KEY_F8 , bind_ctrlAltFn, NULL, "Send Ctrl+Alt+F8 to the guest");
-    app_registerKeybind(KEY_F9 , bind_ctrlAltFn, NULL, "Send Ctrl+Alt+F9 to the guest");
-    app_registerKeybind(KEY_F10, bind_ctrlAltFn, NULL, "Send Ctrl+Alt+F10 to the guest");
-    app_registerKeybind(KEY_F11, bind_ctrlAltFn, NULL, "Send Ctrl+Alt+F11 to the guest");
-    app_registerKeybind(KEY_F12, bind_ctrlAltFn, NULL, "Send Ctrl+Alt+F12 to the guest");
+    app_registerKeybind(KEY_INSERT, bind_mouseSens, (void *) true ,
+        "Increase mouse sensitivity in capture mode");
+    app_registerKeybind(KEY_DELETE, bind_mouseSens, (void *) false,
+        "Descrease mouse sensitivity in capture mode");
 
-    app_registerKeybind(KEY_LEFTMETA , bind_passthrough, NULL, "Send LWin to the guest");
-    app_registerKeybind(KEY_RIGHTMETA, bind_passthrough, NULL, "Send RWin to the guest");
+    app_registerKeybind(KEY_UP  , bind_toggleKey, (void *) PS2_VOLUME_UP  ,
+        "Send volume up to the guest");
+    app_registerKeybind(KEY_DOWN, bind_toggleKey, (void *) PS2_VOLUME_DOWN,
+        "Send volume down to the guest");
+    app_registerKeybind(KEY_M   , bind_toggleKey, (void *) PS2_MUTE       ,
+        "Send mute to the guest");
 
-    app_registerKeybind(KEY_UP  , bind_toggleKey, (void *) PS2_VOLUME_UP  , "Send volume up to the guest");
-    app_registerKeybind(KEY_DOWN, bind_toggleKey, (void *) PS2_VOLUME_DOWN, "Send volume down to the guest");
-    app_registerKeybind(KEY_M   , bind_toggleKey, (void *) PS2_MUTE       , "Send mute to the guest");
+    app_registerKeybind(KEY_LEFTMETA , bind_passthrough, NULL,
+        "Send LWin to the guest");
+    app_registerKeybind(KEY_RIGHTMETA, bind_passthrough, NULL,
+        "Send RWin to the guest");
+
+    firstTime = false;
+  }
+
+  /* release any OS based keybinds that have been bound */
+  static KeybindHandle handles[32] = { 0 }; // increase size as needed
+  static int handleCount = 0;
+  for(int i = 0; i < handleCount; ++i)
+    app_releaseKeybind(&handles[i]);
+  handleCount = 0;
+
+
+  /* register OS based keybinds */
+  if (app_guestIsLinux())
+  {
+    handles[handleCount++] = app_registerKeybind(KEY_F1 , bind_ctrlAltFn, NULL,
+        "Send Ctrl+Alt+F1 to the guest");
+    handles[handleCount++] = app_registerKeybind(KEY_F2 , bind_ctrlAltFn, NULL,
+        "Send Ctrl+Alt+F2 to the guest");
+    handles[handleCount++] = app_registerKeybind(KEY_F3 , bind_ctrlAltFn, NULL,
+        "Send Ctrl+Alt+F3 to the guest");
+    handles[handleCount++] = app_registerKeybind(KEY_F4 , bind_ctrlAltFn, NULL,
+        "Send Ctrl+Alt+F4 to the guest");
+    handles[handleCount++] = app_registerKeybind(KEY_F5 , bind_ctrlAltFn, NULL,
+        "Send Ctrl+Alt+F5 to the guest");
+    handles[handleCount++] = app_registerKeybind(KEY_F6 , bind_ctrlAltFn, NULL,
+        "Send Ctrl+Alt+F6 to the guest");
+    handles[handleCount++] = app_registerKeybind(KEY_F7 , bind_ctrlAltFn, NULL,
+        "Send Ctrl+Alt+F7 to the guest");
+    handles[handleCount++] = app_registerKeybind(KEY_F8 , bind_ctrlAltFn, NULL,
+        "Send Ctrl+Alt+F8 to the guest");
+    handles[handleCount++] = app_registerKeybind(KEY_F9 , bind_ctrlAltFn, NULL,
+        "Send Ctrl+Alt+F9 to the guest");
+    handles[handleCount++] = app_registerKeybind(KEY_F10, bind_ctrlAltFn, NULL,
+        "Send Ctrl+Alt+F10 to the guest");
+    handles[handleCount++] = app_registerKeybind(KEY_F11, bind_ctrlAltFn, NULL,
+        "Send Ctrl+Alt+F11 to the guest");
+    handles[handleCount++] = app_registerKeybind(KEY_F12, bind_ctrlAltFn, NULL,
+        "Send Ctrl+Alt+F12 to the guest");
   }
 }
diff --git a/client/src/keybind.h b/client/src/keybind.h
index 830cb446..600486d7 100644
--- a/client/src/keybind.h
+++ b/client/src/keybind.h
@@ -21,6 +21,7 @@
 #ifndef _H_LG_KEYBIND_
 #define _H_LG_KEYBIND_
 
-void keybind_register(void);
+void keybind_commonRegister(void);
+void keybind_spiceRegister(void);
 
 #endif
diff --git a/client/src/main.c b/client/src/main.c
index 55092789..7bec06b9 100644
--- a/client/src/main.c
+++ b/client/src/main.c
@@ -798,7 +798,7 @@ int main_frameThread(void * unused)
 
 static void checkUUID(void)
 {
-  if (!g_state.spiceUUIDValid || !g_state.guestUUIDValid)
+  if (!g_state.spiceReady || !g_state.guestUUIDValid)
     return;
 
   if (memcmp(g_state.spiceUUID, g_state.guestUUID,
@@ -836,9 +836,12 @@ void spiceReady(void)
     return;
 
   memcpy(g_state.spiceUUID, info.uuid, sizeof(g_state.spiceUUID));
-  g_state.spiceUUIDValid = true;
+  g_state.spiceReady = true;
   checkUUID();
 
+  if (g_params.useSpiceInput)
+    keybind_spiceRegister();
+
   purespice_freeServerInfo(&info);
 }
 
@@ -1034,6 +1037,9 @@ static int lg_run(void)
 
   initImGuiKeyMap(g_state.io->KeyMap);
 
+  // unknown guest OS at this time
+  g_state.guestOS = KVMFR_OS_OTHER;
+
   // search for the best displayserver ops to use
   for(int i = 0; i < LG_DISPLAYSERVER_COUNT; ++i)
     if (LG_DisplayServers[i]->probe())
@@ -1179,7 +1185,7 @@ static int lg_run(void)
   // interactivity.
   g_state.overlayFrameTime = min(g_state.frameTime, 1000000000ULL / 60ULL);
 
-  keybind_register();
+  keybind_commonRegister();
 
   // setup the startup condition
   if (!(e_startup = lgCreateEvent(false, 0)))
@@ -1449,6 +1455,11 @@ restart:
         DEBUG_INFO("OS       : %s", type);
         if (osInfo->name[0])
           DEBUG_INFO("OS Name  : %s", osInfo->name);
+
+        g_state.guestOS = osInfo->os;
+
+        if (g_state.spiceReady && g_params.useSpiceInput)
+          keybind_spiceRegister();
         break;
       }
 
diff --git a/client/src/main.h b/client/src/main.h
index 59d323c7..a1715b7c 100644
--- a/client/src/main.h
+++ b/client/src/main.h
@@ -70,9 +70,10 @@ struct AppState
   bool                         jitRender;
 
   uint8_t spiceUUID[16];
-  bool    spiceUUIDValid;
+  bool    spiceReady;
   uint8_t guestUUID[16];
   bool    guestUUIDValid;
+  KVMFROS guestOS;
 
   bool                 stopVideo;
   bool                 ignoreInput;