How to Test for Level with Bubble Level on Android
How do you test whether an object is level with the surface? There are lots of free apps known as Bubble Level on Android which do the job, but ...
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A cool feature on Android is the Quick Setting button on Notification Bar. To Add, Remove, Change the toggle buttons on Samsung Galaxy S4 Notification panel you just need to follow these simple steps:
1. Go to Setting
2. Go to My Device tab
3. Tap On Display
4. Go to Notification panel
5. Tap and Hold then drag buttons to add or reorder the quick setting button to customize which quick setting buttons appear at the top of the notification panel
Read More Galaxy S4 Tips and Tricks