Hidden Secret Service Codes for Chinese Mobile Phones

As we all know Chinese mobile phones are getting BIG market in India and other countries. Today in this article, we are sharing some hidden secret codes to access service menus (engineering mode) and useful options in Chinese smartphones.

These codes have been tested in a few Chinese mobile phones with success and these codes should also work in almost all other Chinese cell phones.

Samsung_Galaxy_I7500_Android_Phone.png

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Enter into Engineering Mode: *#110*01#

Enter into Factory Mode: *#987#

Restore Factory Settings: *#987*99#

Check Software Version: *#900# OR *#800#

Default User Codes: 1122, 3344, 1234, 5678

Change LCD Contrast: *#369#

To Enable COM Port: *#110*01# -> Device -> Set UART -> PS Config -> UART1/115200

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Codes to Change Screen Language:

  • *#0000# + Send : Set Default Language
  • *#0007# + Send : Set Language to Russian
  • *#0033# + Send : Set Language to French
  • *#0034# + Send : Set Language to Spanish
  • *#0039# + Send : Set Language to Italian
  • *#0044# + Send : Set Language to English
  • *#0049# + Send : Set Language to German
  • *#0066# + Send : Set Language to Thai
  • *#0084# + Send : Set Language to Vietnamese
  • *#0966# + Send : Set Language to Arabic

You can also give a try to following codes shared by our reader “More_C30mini”:

*#002# – Full Factory Reset

*#87# or *#88# – Phone Test

*#06# – Shows IMEI of Mobile Phone

*#8375# or *#8376# – Software/Hardware Info

*#3641# – Engineer Mode (If you change hidden settings, do it wise)

*#3696# – Firmware USB Update Mode (Don’t install wrong firmware)

Also Check:

Hidden Secret Codes for Google Android Mobile Phones

Hidden Secret Codes for Samsung Galaxy Mobile Phones

iPhone Tips-n-Tricks and Hidden Secret Service Codes

[Tip] Enable Hidden Secret Features in Samsung Galaxy Smartphones

Published in: Mobiles and Internet

About the author: Vishal Gupta (also known as VG) has been awarded with Microsoft MVP (Most Valuable Professional) award. He holds Masters degree in Computer Applications (MCA). He has written several tech articles for popular newspapers and magazines and has also appeared in tech shows on various TV channels.

Comments

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  1. I Just Know About Karbonn K46 Dual Sim Qwerty Key Pad Mobile Factory Mode Is *#166*#
    Auto Test Is *#187#.
    Rms Setting

  2. I have a Chinese phone Lenovo C30mini : it is also called Nokia C30 mini , but in reality it is – MORE C30 mini :p

    Code *#002# for FULL factory reset – cured my phone from reboots and other nasty glitches! 🙂
    Here is the list of working codes for cheap (<$25 at AliExpress) dual-sim noname phones with camera and bluetooth – they often have Coolsand rda8851a / Coolsand CT8851A CPU. Secret codes should be entered at the home screen of phone:

    *#002# – FULL FACTORY RESET
    *#87# or *#88# – Phone Test
    *#06# – show IMEI of phone
    *#8375# or *#8376# – Software/Hardware Info
    *#3641# – Engineer mode. If you are changing hidden settings, do it wise.
    *#3696# – Firmware USB update mode. Don't install wrong firmware!

  3. hi I bought a mobicel infinity from pep for my son and he changed the phone lock password and I took it to pep they said there is nothing they can do I don’t wanna buy another one yet please help

  4. ^^ If you can use Internet in your mobile, you can reset the lock by log into your Google account. Or you can ask a mobile technician to reinstall the firmware on mobile which will restore the mobile to factory settings.