Index: dll/cpl/sysdm/advanced.c
===================================================================
--- dll/cpl/sysdm/advanced.c	(revision 75846)
+++ dll/cpl/sysdm/advanced.c	(working copy)
@@ -81,6 +81,7 @@
 
         RegCloseKey(hKey);
     }
+    ShowWindow (hwndDlg, SW_SHOW);
 }
 
 INT_PTR CALLBACK