In Android How do I change colour of status bar transparent as shown in bellow photograph : <p><a href="https://i.stack.imgur.com/Y9rDh.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/Y9rDh.png" alt="This is a image of Android home screen."></a></p>

<p>Can I change status bar colour like this in my app?</p>
