Secret Codes SAMSUNG Galaxy J3 2017 - Hidden Mode / Test Menu / Advanced Options

Check out the all secret codes for SAMSUNG Galaxy J3 2017. If you would like get access to hidden mode you need to open the phone's dialer and type in special codes. As a result you will be able to use the test mode, USB Mode, Battery Info, Firmware specification, service menu and other secret menus. Let's enjoy using the advanced options and great features for SAMSUNG Galaxy J3 2017.

How to use secret codes in SAMSUNG Galaxy J3 2017? Which codes works for SAMSUNG Galaxy J3 2017? How to open hidden  mode for SAMSUNG Galaxy J3 2017? How to enter secret menu in SAMSUNG Galaxy J3 2017? How to open test mode in SAMSUNG Galaxy J3 2017?

More Info:
https://www.hardreset.info/devices/sa...

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