diff --git a/inc/config.h b/inc/config.h
index 2bf06ad..abaa180 100644
--- a/inc/config.h
+++ b/inc/config.h
@@ -101,6 +101,7 @@ typedef struct CNCDDRAWCONFIG
     BOOL infantryhack;
     BOOL stronghold_hack;
     BOOL mgs_hack;
+    BOOL tlc_hack;
 
 } CNCDDRAWCONFIG;
 
diff --git a/src/IDirectDraw/IDirectDraw.c b/src/IDirectDraw/IDirectDraw.c
index 1e6f6a4..3bd8379 100644
--- a/src/IDirectDraw/IDirectDraw.c
+++ b/src/IDirectDraw/IDirectDraw.c
@@ -487,7 +487,7 @@ HRESULT __stdcall IDirectDraw__RestoreAllSurfaces(IDirectDrawImpl* This)
 HRESULT __stdcall IDirectDraw__TestCooperativeLevel(IDirectDrawImpl* This)
 {
     TRACE_EXT("-> %s(This=%p)\n", __FUNCTION__, This);
-    HRESULT ret = DD_OK;
+    HRESULT ret = g_config.tlc_hack ? DDERR_NOEXCLUSIVEMODE : DD_OK;
     TRACE_EXT("<- %s\n", __FUNCTION__);
     return ret;
 }
diff --git a/src/config.c b/src/config.c
index dbf2f20..e868036 100644
--- a/src/config.c
+++ b/src/config.c
@@ -111,6 +111,7 @@ void cfg_load()
     GET_BOOL(g_config.infantryhack, "infantryhack", FALSE);
     GET_BOOL(g_config.stronghold_hack, "stronghold_hack", FALSE);
     GET_BOOL(g_config.mgs_hack, "mgs_hack", FALSE);
+    GET_BOOL(g_config.tlc_hack, "tlc_hack", FALSE);
 
     GameHandlesClose = GameHandlesClose || g_config.infantryhack;
 
@@ -1359,6 +1360,18 @@ static void cfg_create_ini()
             "game_handles_close=true\n"
             "max_resolutions=32\n"
             "\n"
+            "; The Learning Company Launcher\n"
+            "[TLCLauncher]\n"
+            "tlc_hack=true\n"
+            "windowed=true\n"
+            "fullscreen=false\n"
+            "adjmouse=false\n"
+            "width=0\n"
+            "height=0\n"
+            "resizable=false\n"
+            "maintas=false\n"
+            "boxing=false\n"
+            "\n"
             "; Three Kingdoms: Fate of the Dragon\n"
             "[sanguo]\n"
             "maxgameticks=60\n"