diff --git a/mainwindow.ui b/mainwindow.ui
index aa7ed6197..0091f546d 100644
--- a/mainwindow.ui
+++ b/mainwindow.ui
@@ -864,7 +864,7 @@ QLabel[oob="true"] {
                  <item row="1" column="1">
                   <widget class="QPushButton" name="pbTxMode">
                    <property name="enabled">
-                    <bool>false</bool>
+                    <bool>true</bool>
                    </property>
                    <property name="toolTip">
                     <string>Toggle Tx mode</string>