Recently, A cool feature was detected in Samsung Galaxy Smartphones that will ,for sure, render your user’s manual useless. Although the internet is flooded with large number of the codes for Android Phones for various purposes but very some of them successfully run on the Samsung Smart Phones. But now, there is a cool feature that will allow you to Debug, Troubleshoot hardware issues and check your phone’s functionality.
To use this feature, open dial pad and enter *#0*# with no spaces in between . After it, wait for a moment and you will see the following screen :-
Now, in next step, you can perform numerous test some them includes tests for vibration, RGB colors, touch-screen sensitivity, speaker output and so on. One of the functionality which is really good is color checks because it will help us to single out dead pixels but as far as other tests are being concerned, they are not everybody’s cup of tea.
There’s a cool feature on the Samsung Galaxy smartphone that will render your user’s manual useless.
Some other tests includes sensor checks, accelerometer sensor check. Another functionality includes touch screen tracker which traces the path of the finger. The speaker test plays a generic song rather loudly so avoid testing this service in public .
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