Close all running activities in an android application?

Question

I create one application and never use finish() for each activity. If my user clicks on the logout button it goes to the previous page.

How can I close my previous

Answer 1

you can use this
Intent intent = new Intent(Intent.ACTION_MAIN);
intent.addCategory(Intent.CATEGORY_HOME);
intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
startActivity(intent);

from this question answer How to exit from the application and show the home screen?