PreferenceScreen Intent to another Activity. Font: https://stackoverflow.com/questions/14810393/start-activity-from-preference-screen-intent-defined-in-xml-file
<PreferenceCategory
android:key="general"
android:title="@string/general">
<PreferenceScreen
android:summary="Name, password and phone number"
android:title="@string/account">
<intent android:action="ACCOUNT_SETTINGS"/>
</PreferenceScreen>
</PreferenceCategory>
<activity
android:name=".frontend.settings.AccountActivity"
android:label="@string/account"
android:screenOrientation="portrait"
android:theme="@style/AppTheme">
<intent-filter>
<action android:name="ACCOUNT_SETTINGS"/>
<category android:name="android.intent.category.DEFAULT" />
</intent-filter>
</activity>