Samsung Galaxy S4 Secret Hidden Codes, test your LCD,Camera,Sensors etc

Samsung Galaxy S4 Secret Hidden Codes, test your LCD,Camera,Sensors etc

Samsung has some secret codes for your Galaxy S4 and other Galaxy smartphones too, for their service center employees to find easy way work round.

With these internal function (secret codes) of Galaxy S4 you can find out if your smartphone is working properly or not. You can test your LCD, Vibration, Camera, Sensors (accelerometer sensor, proximity sensor, magnetic sensor), touch screen, speaker, sub key etc.

To test, you can do following steps :

Open your Keypad
Then dial the secret code *#0*#.
Now you get a screen with title LCD TEST and below that you have lots of option to test various hardware parts of your phone such as speaker, sensor, lcd, etc

To go back use right physical button (back button), while testing the touch, TSP Hovering you have to touch and mark all the squares back button does not work.

Other useful secret codes for android phones are provided below :-

* #1234# to check software version of phone.
*#12580*369# to check software and hardware information.
*#0228# Battery status (ADC, RSSI reading)
*#0011# Service Menu

Enable/Disable Wi-Fi Power Saving Mode, the secret way

Find more Android hidden codes in this article.

About Raghav T

is a tech writer, passionate about everything gadgetry in general and loves android devices. When he’s not writing about technology or playing with various gadgets (which he’s doing most of the time), he enjoys listening to a lot of music and watching movies and going out with friends for a beer.

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