Secret codes for Karbonn A4
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Karbonn secret codes
*#06# - IMEI (International Mobile Equipment Identity) number*#987*99# - Restore Factory Settings
*#110*01# - Shows Engineering Mode
*#987# - Shows factory Mode
*#900# - Its for Check Software Version
*#800# - Shows Software Version
*#369# - Its for Change LCD Contrast
**#0000# - Set Default Language
**#0007# - Russian Set Language
**#0033# - Set French Language
**#0034# - Set Spanish Language
**#0039# - Set Italian Language.
**#0044# - Set English Language.
**#0049# - Set German Language.
**#0066# - Set Thai Language.
*2767*5282# - Reset Millet's Java and other related
*2767*63342# - Data Reset (deletes photos, ring tones)
*2767*927# - Reset WAP
*#9998*4357# - Help Menu
*#9998*5282# - Java menu (GRPS / CSD settings for JAVA server)
*#9999#0# - Net monitor
*#9999# OR *#9998*9999# - Software Version
*#8888# OR *#9998*8888# - Hardware based version
*#9998*746# OR *#9998*0746# OR *#0746# - SIM Information
*#9998*523# OR *#9998*0523# OR *#0523# - Setting the LCD contrast
*#9998*842# OR *#9998*0842# OR *#0842# - Vibration on as long as we keep "OK."
*#9998*289# OR *#9998*0289# OR *#0289# - Buzzer on until we hold the key "OK."
*#9998*288# OR *#9998*0288# OR *#0288# - Battery Information
*#9998*377# OR *#9998*0377# - The error log
*#9998*778# OR *#9998*0778# OR *#0778# - SIM Service table
*#9998*782# - Shows the date and time when the alarm clock will ring
*#8999*638# - Information about the network
*#9998*5646# - Change the operator logo that shows up at the start of your
*#9998*76# - Manufacturing number
*#9998*968# - View the available sounds for alarm
*#9998*585# - Permanent memory phone
*#3243948# - Digital Audio Interference Off
*#32436837# - This will bring the Digital Audio Interference On option
*#9999# - Software Version
*#0837# - Shows the versions of the firmware (instructions)
*#0001# - Shows the parameters
*#9125# - Enables additional options when charging
*#9998*228# - Battery status (capacity, voltage, temperature)
*#9998*246# - The program status
*#9998*324# - Debug screens
*#9998*364# - Watchdog
*#9998*427# - Trace Watchdog
*#9998*544# - Jig detect
*#9998*636# - Information about the memory
*#9998*785# - Shows errors RTK (Run Time Kernel)
*#9998*786# - Shows the date of the last turn on and the last off the phone
*#9998*837# - Shows the software version
*#9998*872# - Diagnostic mode
*#9998*947# - Reset
*#9998*999# - Last/Chk
*#9998*9266# - Yann debug screen
*#9998*9999# - Software Version
*2767*2878# - Reset selected areas of the EEPROM
*2767*3855# - Full EEPROM reset
ANDROID Karbonn secret codes for Karbonn A4
*#*#4636#*#* - Diagnostic and general settings mode Karbonn A4. 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#*#* - Debug information for Google Play service.
*#*#759#*#* - RLz Debug UI system hidden menu
*#*#36245#*#* - Display a debug information about your email id
*#*#8255#*#* - This code can be used to launch Google Talk Service Monitor
*#*#64663#*#* - To launch hardware test (Version, Sim, WLAN, Battery, Radio, Speakers, Bluetooth)
*#2886# - Factory Auto Testing
*#*#273282*255*663282*#*#* OR *#*#273283*255*663282*#*#* - Immediate backup of all media files
*#*#7780#*#* - Return to factory setting for hard reset but remove applications only. 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#*#* - This code gives you further information about the installed camera software.
*#*#97#*#* - Language and Keyboard settings in Karbonn A4
*#872564# - USB logging control
*#301279# - This code is Shows HSDPA/HSUPA Control Menu
*#9900# - System dump mode Karbonn A4
*#*#46*#*# - Reset Sim in Karbonn A4
*#*#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#*#* - Get information of Wi-Fi Mac address
*#*#1472365#*#* - GPS test
*#*#1575#*#* - For a more advanced GPS test
*#*#232331#*#* - To troubleshoot Bluetooth
*#*#232337#*# - Shows Bluetooth device address in Karbonn A4
GSM codes for Karbonn A4
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# | Deactivate all call 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 #
How to bar all outgoing calls
**33*(enter password)#@ - To Activate
#33*(enter password)#@ - To Cancel
*#33#@ - Check Status
How to turn off all calls
*330*(enter password)# - To Activate
#330*(enter password)# - To Cancel
*#330# - Check Status
Barring of all outgoing international calls
*331*(enter password)# - To Activate
#331*(enter password)# - To Cancel
*#331# - Check Status
Restrict of all outgoing international calls when roaming
*332*(enter password)# - To Activate
#332*(enter password)# - To Cancel
*#332# - Check Status
How to bar all outgoing calls
*333*(enter password)# - To Activate
#333*(enter password)# - To Cancel
*#333# - Check Status
How to bar all incoming calls
*353*(enter password)# - To Activate
#353*(enter password)# - To Cancel
*#353# - Check Status
How to turn off all incoming calls when roaming
*351*(enter password)# - To Activate
#351*(enter password)# - To Cancel
*#351# - Check Status
Call waiting (you have to order the service from the operator)
*43# - To Activate
#43# - To Cancel
*#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.
Comments, Questions and Answers about the secret codes of Karbonn A4
| Arshparkash Singh | April 15, 2018 | |
| my phone's all type of audio stopped all of sudden, ( no dial tone , no inside or outside voice call no speaker phone and no headphone voice etc,
I got my phone checked from a repair shop but they were also unable to detect the fault. please guide me if it is a software problem? | ||
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