<?xml version="1.0" encoding="utf-8"?> <com.google.android.material.appbar.MaterialToolbar xmlns:android="http://schemas.android.com/apk/res/android" xmlns:app="http://schemas.android.com/apk/res-auto" android:layout_width="match_parent" android:layout_height="wrap_content" style="@style/Widget.MaterialComponents.Toolbar.Surface"/>Download file