<PreferenceScreen  xmlns:app="http://schemas.android.com/apk/res-auto"
    xmlns:android="http://schemas.android.com/apk/res/android">
    <Preference
        app:key="Scan"
        app:title="Scan now"
        app:selectable="false"
        app:summary="@string/scan_now"/>

  <com.android.settingslib.widget.LayoutPreference
      android:key="qr_code"
      android:layout="@layout/layout_trusted_qrcode" />

    <Preference
        app:key="Continue"
        app:title="Continue"
        app:summary="Follow the prompts on the evaluated device. When prompted, press here to continue on this device"/>
</PreferenceScreen>
