How to change sound settings in Android
To adjust sound settings in Android go to Settings > Sound.
There are many things that you can adjust here. Using the Vibrate option, you can ...
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one of the benefits of Lock Screen Widgets on Samsung Galaxy S4 with Jelly Bean, is to access your favorite apps, just from Lock Screen
To Change the default Applications on Galaxy S4, do as follows:
**If you already know, where the main setting is, just jump to number 5 (SEE ALSO: How to Add App shortcut to Lock Screen on Galaxy S4)
1. Go to "Setting" App
2. Go to "My Device" tab
3. Tap on "Lock Screen"
4. Find "Shortcuts" under the Swipe options
5. Make sure it is enabled and tap on it
6.Tap on each shortcut to assign application
7.Drag and drop to delete or change order
Read More Galaxy S4 Tips and Tricks