Secret codes for ZTE Z835
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ZTE secret codes
*#06# - IMEI (International Mobile Equipment Identity) numberEngineering Mode
*#*#2486#*#*
Version.
Type *983*7469#
Battery Temperature.
Type *983*1688#
Keypad Test.
Type *983*5391#
Phone Reset / User Code Reset.
Type *983*5651#
Sim Lock Info.
Type *983*757#
Master Reset.
Type *983*22387#
Audio Test.
Type *983*2831#
Version Info.
Type *983*837#
ANDROID ZTE secret codes for ZTE Z835
*#*#4636#*#* - Android Testing Mode ZTE Z835. 4 menus will appear on the phone screen: (Phone information, Battery information, Battery history, Usage statistics)
*#*#225#*#* - Calendar Storage, show the number events in your calendar
*#*#426#*#* - Check the connectivity between the FCM server and the mobile devices
*#*#759#*#* - Rlz Debug UI. Access Google Partner setup
*#*#36245#*#* - This code show email debug informations
*#*#8255#*#* - This code can be used 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*#*#* - Create backup to all media files
*#*#7780#*#* - Factory Data Reset. It'll remove following things: (Downloaded applications, Google account, all data and settings)
*2767*3855# - This code is used for factory format.
*#*#7594#*#* - This code change the "End Call / Power" button action
*#*#34971539#*#* - ZTE Z835 Camera Information.
*#*#97#*#* - Language and Keyboard settings in ZTE Z835
*#872564# - USB logging control
*#301279# - To display HSDPA/HSUPA Control Menu
*#9900# - System dump mode ZTE Z835
*#*#46*#*# - Reset Sim in ZTE Z835
*#*#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 ZTE Z835
GSM codes for ZTE Z835
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# | Cancelling all diverts |
| ##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
How to turn off all calls
*330*(enter password)# - Activation
#330*(enter password)# - Deactivation
*#330# - Check Status
How to bar all outgoing international calls
*331*(enter password)# - Activation
#331*(enter password)# - Deactivation
*#331# - Check Status
Barring of all outgoing international calls during roaming on your phone
*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
How to turn off 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 ZTE Z835
| Curtis Robinson | December 13, 2021 | |
| Secret code for camera info does not work! Why? | ||
| Curtis Robinson | December 13, 2021 | |
| When I enter camera info code *#*#34971539#*#*. The code disappears as soon as I type the last * and nothing happens, no test, no nothing! Why? | ||
| speedy | October 12, 2021 | |
| My USB is not working not connecting help | ||
| Maillard ridensky | June 28, 2020 | |
| Certains codes ne marche pas,Pourquoi s'il vous plaît? | ||
Ask a question about ZTE Z835
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