nextcloud-talk-android/app/src/main/res/xml/auth.xml

<?xml version="1.0" encoding="utf-8"?>
<!--
  ~ Nextcloud Talk application
  ~  
  ~ @author Tobias Kaminsky
  ~ Copyright (C) 2020 Tobias Kaminsky <tobias.kaminsky@nextcloud.com>
  ~  
  ~ This program is free software: you can redistribute it and/or modify
  ~ it under the terms of the GNU General Public License as published by
  ~ the Free Software Foundation, either version 3 of the License, or
  ~ at your option) any later version.
  ~  
  ~ This program is distributed in the hope that it will be useful,
  ~ but WITHOUT ANY WARRANTY; without even the implied warranty of
  ~ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  ~ GNU General Public License for more details.
  ~  
  ~ You should have received a copy of the GNU General Public License
  ~ along with this program.  If not, see <http://www.gnu.org/licenses/>.
  -->

<account-authenticator xmlns:android="http://schemas.android.com/apk/res/android"
    android:accountType="com.nextcloud.talk2"
    android:icon="@mipmap/ic_launcher"
    android:smallIcon="@mipmap/ic_launcher"
    android:label="@string/nc_app_product_name"/>