How to admob ads on Android app project | Android Studio

Add ads on your android app and earn money, Use Google’s adMob ad and earn lots of money from your created android app. So use given steps using computer or laptop.

How to Do

• Open your android project first.
• Give permission and Add meta-data on manifest file.

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

<meta-data
    android:name="com.google.android.gms.ads.APPLICATION_ID"
    android:value="ca-app-pub-xxxxxxxxxxxxx~xxxxxxxx" />

• Then open activity_main.xml.

<com.google.android.gms.ads.AdView
    android:id="@+id/adView"
    android:layout_width="match_parent"
    android:layout_height="49dp"
    android:layout_below="@+id/btnsend"
    android:layout_marginTop="30dp"
    app:adSize="BANNER"
    app:adUnitId="ca-app-pub-xxxxxxxxxxx/xxxxxx"></com.google.android.gms.ads.AdView>

• Then open Main.Activity and add functionality for ads.

In Kotlin language

class MainActivity : AppCompatActivity() {

     lateinit var mAdView : AdView

    override fun onCreate(savedInstanceState: Bundle?) {
        super.onCreate(savedInstanceState)
        setContentView(R.layout.activity_main)

        MobileAds.initialize(this) {}

        mAdView = findViewById(R.id.adView)
        val adRequest = AdRequest.Builder().build()
        mAdView.loadAd(adRequest)

        val adView = AdView(this)
        adView.adUnitId = "ca-app-pub-xxxxxxxxxxx/xxxxxxxxxx"         

        mAdView.adListener = object: AdListener() {
            override fun onAdClicked() {
                // Code to be executed when the user clicks on an ad.
            }

            override fun onAdClosed() {
                // Code to be executed when the user is about to return
                // to the app after tapping on an ad.
            }

            override fun onAdFailedToLoad(adError : LoadAdError) {
                // Code to be executed when an ad request fails.
            }

            override fun onAdImpression() {
                // Code to be executed when an impression is recorded
                // for an ad.
            }

            override fun onAdLoaded() {
                // Code to be executed when an ad finishes loading.
            }

            override fun onAdOpened() {
                // Code to be executed when an ad opens an overlay that
                // covers the screen.
            }
        }

    }
}

In Java language

public class MainActivity2 extends AppCompatActivity {
    private AdView adView;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main2);

        MobileAds.initialize(this, new OnInitializationCompleteListener() {
            @Override
            public void onInitializationComplete(InitializationStatus initializationStatus) {
            }
        });

        adView = findViewById(R.id.adView);
        AdRequest adRequest = new AdRequest.Builder().build();
        adView.loadAd(adRequest);

        AdView adView = new AdView(this);
        adView.setAdSize(AdSize.BANNER);
        adView.setAdUnitId("ca-app-pub-xxxxxxxxxxxxx/xxxxxxx");

        adView.setAdListener(new AdListener() {
            @Override
            public void onAdClicked() {
                // Code to be executed when the user clicks on an ad.
            }

            @Override
            public void onAdClosed() {
                // Code to be executed when the user is about to return
                // to the app after tapping on an ad.
            }

            @Override
            public void onAdFailedToLoad(LoadAdError adError) {
                // Code to be executed when an ad request fails.
            }

            @Override
            public void onAdImpression() {
                // Code to be executed when an impression is recorded
                // for an ad.
            }

            @Override
            public void onAdLoaded() {
                // Code to be executed when an ad finishes loading.
            }

            @Override
            public void onAdOpened() {
                // Code to be executed when an ad opens an overlay that
                // covers the screen.
            }
        });

    }
}

Now SAVE your project and Try this. Thanks for visiting.