diff --git a/Configuration.ui b/Configuration.ui
index f86214cca..9274244a8 100644
--- a/Configuration.ui
+++ b/Configuration.ui
@@ -1312,6 +1312,9 @@ radio interface behave as expected.</string>
          <layout class="QGridLayout" name="gridLayout_12">
           <item row="0" column="2">
            <widget class="QRadioButton" name="split_emulate_radio_button">
+            <property name="toolTip">
+             <string>&lt;html&gt;&lt;head/&gt;&lt;body&gt;&lt;p&gt;Use only VFO A for split operation (the program temporarily changes the QRG of your rig during transmission).&lt;/p&gt;&lt;/body&gt;&lt;/html&gt;</string>
+            </property>
             <property name="text">
              <string>Fake It</string>
             </property>
@@ -1322,6 +1325,9 @@ radio interface behave as expected.</string>
           </item>
           <item row="0" column="1">
            <widget class="QRadioButton" name="split_rig_radio_button">
+            <property name="toolTip">
+             <string>&lt;html&gt;&lt;head/&gt;&lt;body&gt;&lt;p&gt;Use VFO A+B for split operation (works with many rigs, but requires the use of both VFOs).&lt;/p&gt;&lt;/body&gt;&lt;/html&gt;</string>
+            </property>
             <property name="text">
              <string>Rig</string>
             </property>
@@ -1332,6 +1338,9 @@ radio interface behave as expected.</string>
           </item>
           <item row="0" column="0">
            <widget class="QRadioButton" name="split_none_radio_button">
+            <property name="toolTip">
+             <string>&lt;html&gt;&lt;head/&gt;&lt;body&gt;&lt;p&gt;Don't use split (not recommended).&lt;/p&gt;&lt;/body&gt;&lt;/html&gt;</string>
+            </property>
             <property name="text">
              <string>None</string>
             </property>
@@ -3267,13 +3276,13 @@ Right click for insert and delete options.</string>
   </connection>
  </connections>
  <buttongroups>
-  <buttongroup name="split_mode_button_group"/>
-  <buttongroup name="PTT_method_button_group"/>
-  <buttongroup name="TX_mode_button_group"/>
-  <buttongroup name="CAT_stop_bits_button_group"/>
   <buttongroup name="TX_audio_source_button_group"/>
-  <buttongroup name="CAT_data_bits_button_group"/>
-  <buttongroup name="CAT_handshake_button_group"/>
+  <buttongroup name="PTT_method_button_group"/>
   <buttongroup name="special_op_activity_button_group"/>
+  <buttongroup name="CAT_stop_bits_button_group"/>
+  <buttongroup name="split_mode_button_group"/>
+  <buttongroup name="TX_mode_button_group"/>
+  <buttongroup name="CAT_handshake_button_group"/>
+  <buttongroup name="CAT_data_bits_button_group"/>
  </buttongroups>
 </ui>