How to navigate to another Activity (screen)

In this tutorial you'll learn how to navigate from Activity1 to Activity2 using a button.

1. Create 2 activities. (MainActivity & SecondActivity)
2. In the first Activity layout create a button.
3. In MainActivity.java add below bold codes:

public class MainActivity extends Activity implements OnClickListener {

Button next;

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

next = (Button) findViewById(R.id.button1);
next.setOnClickListener(this);