1<?xml version="1.0" encoding="utf-8"?>
2<font-family xmlns:app="http://schemas.android.com/apk/res-auto">
3  <!-- the tag inside font-family must be 'font' -->
4  <ttf app:fontStyle="normal" app:fontWeight="400" app:font="@font/samplefont" />
5</font-family>
6