May 23, 2013, 1:30 PM — Here's how you can clear and change the default apps on Android.
1. Go to settings.
2. Go to Application Manager.
3. Switch to the All listing with a right swipe.
4. Tap on the app you want to change.
5. Tap the Launch By Default to remove the default privilege for that app.
For more, see the original article at the link below.