ReaderForSelfoss-multiplatform/androidApp/src/main/res/xml/pref_experimental.xml

<PreferenceScreen xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto">

    <EditTextPreference
        android:inputType="number"
        android:key="api_timeout"
        android:selectAllOnFocus="true"
        android:singleLine="true"
        android:title="@string/pref_api_timeout"
        app:iconSpaceReserved="false"/>

</PreferenceScreen>