How to convert pdf file into app in android studio

How to convert pdf file into the app in android studio

Gradule: implementation 'com.github.barteksc:android-pdf-viewer:2.8.2'

<com.github.barteksc.pdfviewer.PDFView    android:layout_width="match_parent"    android:layout_height="match_parent"    android:id="@+id/pdfbook">

</com.github.barteksc.pdfviewer.PDFView>

<uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE"></uses-permission>

PDFView pdfView;


PDFView pdfView= (PDFView) findViewById(R.id.pdfbook);
pdfView.fromAsset("Quran e Paak.pdf").load();

manifest

<?xml version="1.0" encoding="utf-8"?><manifest xmlns:android="http://schemas.android.com/apk/res/android"    package="com.example.quranepaak">
    <uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE"></uses-permission>

    <application        android:allowBackup="true"        android:icon="@mipmap/ic_launcher"        android:label="@string/app_name"        android:roundIcon="@mipmap/ic_launcher_round"        android:supportsRtl="true"        android:theme="@style/AppTheme">
        <activity android:name=".MainActivity">
            <intent-filter>
                <action android:name="android.intent.action.MAIN" />

                <category android:name="android.intent.category.LAUNCHER" />
            </intent-filter>
        </activity>
    </application>

</manifest>

main-activity

package com.example.quranepaak;

import androidx.appcompat.app.AppCompatActivity;

import android.os.Bundle;

import com.github.barteksc.pdfviewer.PDFView;

public class MainActivity extends AppCompatActivity {
    PDFView pdfView;

    @Override    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        PDFView pdfView= (PDFView) findViewById(R.id.pdfbook);
        pdfView.fromAsset("Quran e Paak.pdf").load();
    }
}





activity-main-xml

<?xml version="1.0" encoding="utf-8"?><androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"    xmlns:app="http://schemas.android.com/apk/res-auto"    xmlns:tools="http://schemas.android.com/tools"    android:layout_width="match_parent"    android:layout_height="match_parent"    tools:context=".MainActivity">
    <com.github.barteksc.pdfviewer.PDFView        android:layout_width="match_parent"        android:layout_height="match_parent"        android:id="@+id/pdfbook">

    </com.github.barteksc.pdfviewer.PDFView>