Secret codes for UMX U680
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UMX secret codes
*#06# - IMEI (International Mobile Equipment Identity) numberANDROID UMX secret codes for UMX U680
*#*#4636#*#* - Android Testing Mode UMX U680. 4 menus will appear on the phone screen: (Phone information, Battery information, Battery history, Usage statistics)
*#*#225#*#* - Calendar Storage
*#*#426#*#* - Debug information for Google Play service.
*#*#759#*#* - RLZ Debug UI (Device ID, Activation Status and few other things
*#*#36245#*#* - This code show email debug informations
*#*#8255#*#* - To launch Google Talk service monitor
*#*#64663#*#* - Engineering Mode (Version, WLAN, Bluetooth, Battery, Speakers)
*#2886# - Factory Auto Testing
*#*#273282*255*663282*#*#* OR *#*#273283*255*663282*#*#* - Immediate backup of all media files
*#*#7780#*#* - Reset mobile phone to factory settings. It'll remove following things: (Downloaded applications, Google account, all data and settings)
*2767*3855# - This code is used for factory format.
*#*#7594#*#* - Change the "End Call / Power" button action in your phone.
*#*#34971539#*#* - UMX U680 Camera Information.
*#*#97#*#* - Language and Keyboard settings in UMX U680
*#872564# - USB logging control
*#301279# - HSDPA/HDUPA settings
*#9900# - System dump mode UMX U680
*#*#46*#*# - Reset Sim in UMX U680
*#*#197328640#*#* - Enter service mode to run various tests and change settings
WLAN, GPS and Bluetooth Test Codes:
*#*#232339#*#* OR *#*#526#*#* OR *#*#528#*#* - WLAN test (Use "Menu" button to start various tests)
*#*#232338#*#* - This code is displays WiFi MAC address of your device.
*#*#1472365#*#* - GPS test
*#*#1575#*#* - For a more advanced GPS test
*#*#232331#*#* - Bluetooth Test Mode
*#*#232337#*# - Shows Bluetooth device address in UMX U680
GSM codes for UMX U680
Change PIN code - **04* and enter the old PIN code, and twice a new PIN code.
Change PIN2 code - **042* and enter the old PIN2 code, and twice the new PIN2 code.
Unlock SIM (PIN) - **05* and enter the PUK code and new PIN code twice
Unlock SIM (PIN2) - **052* and enter the PUK2 code and new PIN2 code twice
Call Forwarding (you have to order the service from the operator)
| ##002# | Cancel all call forwarding |
| ##004# | Cancel all conditional call forwarding |
| **004* phone number # | Activate all conditional call forwarding |
Unconditional call forwarding (Call Forward All)
| ###21 | Switch off and deactivate |
| #21# | Deactivate |
| **21*phone number# | Enable and Activate |
| *21# | Activate |
| *#21# | Check the condition |
Diversion in case of "no answer"
| ###61 | Switch off and deactivate |
| #61# | Deactivate |
| **61* phone number# | Enable and Activate |
| *61# | Activate |
| *#61# | Check the condition |
Diversion in case of "not available"
| ### 62 | Switch off and deactivate |
| # 62 # | Deactivate |
| ** 62 *phone number# | Enable and Activate |
| * 62 # | Activate |
| * # 62 # | Check the condition |
Diversion in case of "busy"
| ###67 | Switch off and deactivate |
| #67# | Deactivate |
| **67*phone number# | Enable and Activate |
| *67# | Activate |
| *#67# | Check the condition |
Call Barring (you have to order the service from the operator)
Change the password for all bans (default - 0000)
- ** 03 * 330 * old password * new password * new password #
All outgoing calls barring
**33*(enter password)#@ - Activation
#33*(enter password)#@ - Deactivation
*#33#@ - Check Status
Barring of all calls
*330*(enter password)# - Activation
#330*(enter password)# - Deactivation
*#330# - Check Status
Barring of all outgoing international calls
*331*(enter password)# - Activation
#331*(enter password)# - Deactivation
*#331# - Check Status
How to bar all outgoing international calls when roaming
*332*(enter password)# - Activation
#332*(enter password)# - Deactivation
*#332# - Check Status
All outgoing calls barring
*333*(enter password)# - Activation
#333*(enter password)# - Deactivation
*#333# - Check Status
All incoming calls barring
*353*(enter password)# - Activation
#353*(enter password)# - Deactivation
*#353# - Check Status
Barring all incoming calls when roaming
*351*(enter password)# - Activation
#351*(enter password)# - Deactivation
*#351# - Check Status
Call waiting (you have to order the service from the operator)
*43# - Activation
#43# - Deactivation
*#43# - Check Status
Transfer your phone number (Anti ANI)
#30#phone number - Block
*30#phone number - Allow
*#30# - Check Status
Show phone number of the caller you (ANI)
#77# - Block
*77# - Allow
*#77# - Check Status
Proceed with Caution: Use codes with care, as incorrect usage could affect device functionality.
If you're unsure about a code, do not use it. It's better to be safe than sorry.
 | Tarik Tonkov Mobile technology specialist |
| Tarik Tonkov is a computer scientist and programmer turned tech journalist with a keen interest in the world of smartphones and tablets. He previously wrote for Android Life and was also a ghostwriter for several technology and automotive publications. He appreciates the reliability and beauty of smartphones, the symbiosis of characteristics and usability. In his free time, Tarik likes to travel by car and polish his programming skills to create small useful programs. | |
Comments, Questions and Answers about the secret codes of UMX U680
| Felipe | May 27, 2022 | |
| How can I change my account pin | ||
| Héctor | May 13, 2022 | |
| Cómo puedo liberar umx u683cl | ||
| yamileth | January 03, 2022 | |
| como puedo liberarlo | ||
| Jessica | September 17, 2021 | |
| If lost can I open it up and delete data from land line | ||
| janice | April 13, 2021 | |
| phone powers on but will not take my pin to unlock it, its in emergency only mode, i dont want to lose my pics at all, and apparently factory reset is the only answer | ||
| Guadalupe balladsrez | February 19, 2021 | |
| How can I add more six more gigs,and how much will it cost. I have six I just want more | ||
| Yassiel | February 16, 2021 | |
| También soy de Cuba como hago para que reconozca la red comercial cubacel | ||
| Yassiel | February 16, 2021 | |
| Cómo puedo usar poner la SIM la n otro pais | ||
| Lisa | January 13, 2021 | |
| Mobile data code | ||
| Fernando | January 02, 2021 | |
| Soy de Cuba y con este teléfono no puedo llamar que hago Para que reconozca la red cubacel??? | ||
| Jennifer Jefferson | November 01, 2020 | |
| How to get phone to activate | ||
| Ellen | October 25, 2020 | |
| How do I network unlock my umx phone to use with boost? | ||
| Debbie jarrell | September 02, 2020 | |
| Need screenlock unlocked to use..dont have old pin or anything | ||
| robert brault | August 09, 2020 | |
| how do i unlock this little dream to run on my network | ||
| RA Taylor | July 18, 2020 | |
| How do I enter codes for hidden menu? | ||
| JC | July 06, 2020 | |
| Why can't i access the menus when i enter some of these codes | ||
| Jim | June 26, 2020 | |
| How do i add seconds on the heads on display? Top right hand time front screen | ||
| JC | May 09, 2020 | |
| How can I Access engineering mode on my umx U683cl? | ||
| jf | February 12, 2020 | |
| where do I find the code/pin to connect to computer via Bluetooth? | ||
| Richard ramirez | November 21, 2019 | |
| How do I unlock to use my other metro sim card | ||
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