title: Download file apk from server and install it
body: <p>I have feature check newest version the application, if current version is lesser than version in server it will show dialog to update the application like this .
  <br>
  <img src="https://i.stack.imgur.com/RQBox.jpg" height="400"></p>
  
  <p>in above update, if i click <strong>copy link and download</strong>, it will copy url and open the browser,after that download .apk from url server i already setting.
  <p> it's work , but i want make it more efficient. I want if i click the button , it will download .apk from server and show the progress download without open the browser. How can i do this ? <br><br>
  Thank's
  <p></p>