diff --git a/Configuration.cpp b/Configuration.cpp
index e2ec754e7..f54290cab 100644
--- a/Configuration.cpp
+++ b/Configuration.cpp
@@ -752,6 +752,7 @@ Configuration::impl::impl (Configuration * self, QSettings * settings, QWidget *
   , default_audio_output_device_selected_ {false}
 {
   ui_->setupUi (this);
+  ui_->groupBox_6->setVisible(false);              //### Temporary ??? ###
 
 #if !defined (CMAKE_BUILD)
 #define WSJT_SHARE_DESTINATION "."
diff --git a/Configuration.ui b/Configuration.ui
index a8db0d077..b3f8c4650 100644
--- a/Configuration.ui
+++ b/Configuration.ui
@@ -2532,12 +2532,12 @@ soundcard changes</string>
   </connection>
  </connections>
  <buttongroups>
-  <buttongroup name="split_mode_button_group"/>
-  <buttongroup name="PTT_method_button_group"/>
   <buttongroup name="CAT_stop_bits_button_group"/>
+  <buttongroup name="split_mode_button_group"/>
   <buttongroup name="CAT_data_bits_button_group"/>
   <buttongroup name="CAT_handshake_button_group"/>
-  <buttongroup name="TX_audio_source_button_group"/>
+  <buttongroup name="PTT_method_button_group"/>
   <buttongroup name="TX_mode_button_group"/>
+  <buttongroup name="TX_audio_source_button_group"/>
  </buttongroups>
 </ui>