diff --git a/AndroidManifest.xml b/AndroidManifest.xml
index 405acaa..42c076b 100644
--- a/AndroidManifest.xml
+++ b/AndroidManifest.xml
@@ -100,6 +100,7 @@
         </activity-alias>
 
         <activity android:name=".wifi.WifiSettingsForSetupWizardXL"
+                  android:theme="@android:style/Theme.NoTitleBar"
                   android:clearTaskOnLaunch="true"
                   android:screenOrientation="landscape"
                   android:exported="true" />
@@ -228,8 +229,10 @@
             </intent-filter>
         </activity-alias>
 
-        <activity android:name="DateTimeSettingsSetupWizard" android:label="@string/date_and_time"
-            android:screenOrientation="behind">
+        <activity android:name="DateTimeSettingsSetupWizard"
+                  android:label="@string/date_and_time"
+                  android:theme="@android:style/Theme.NoTitleBar"
+                  android:screenOrientation="behind">
             <intent-filter>
                 <action android:name="android.intent.action.MAIN" />
             </intent-filter>