0:00
Here I have Samsung Galaxy J5 and let me show you how to use secret codes on the following phone
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So at the very beginning let's open the phone's dialer right here. Let's activate keypad and let me use the following secret code
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Star hash, 1, 2, 3, 4, hash. And as you can see the version of the device just pops up on the screen
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Let's go back by using your back arrow and now let me show you another secret code
0:31
Let's use star hash, 1, 2, 5, 8, 0, star, 3, 6, 9, hash
0:42
And the main version just pops up. You can read some specifications about your hardware and the software
0:48
Let's go back. Now let me show you how to open testing menu
0:52
In test mode let's use star hash, 7, 3, 5, 3, hash and the test mode just pops up
1:03
You can test here some interesting features such as melody, vibration, speaker, camera
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bluetooth, light sensor and some other stuff. You may also open another secret code and another test mode by using star hash, 0, star hash
1:27
And now you can test for example your screen by using a color, red, green, blue
1:35
Let's go back. And let me show you how to enter service mode
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Let's use star hash, 0, 0, 1, 1, hash. And as you can see service mode just pops up in front of you
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Let's go back by using your back arrow and now let me show you how to enter battery status mode
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Let's use star hash, 0, 2, 2, 8, hash
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And the battery status just pops up. To close this window simply use your back arrow
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Now let me show you how to enter the USB settings mode
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Let's use star hash, 0, 8, 0, 8, hash. And the USB settings mode just pops up on the screen
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Let me also show you how to check email number by using secret code
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Let's use star hash, 0, 6, hash. And the email number just pops up
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You can read barcodes or just the numbers. And now you have okay to close this window. Excellent
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