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Secret codes for Tecno Y4

  Mobiles >> Tecno >> Tecno Y4

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Tecno secret codes

*#06# - IMEI (International Mobile Equipment Identity) number

ANDROID Tecno secret codes for Tecno Y4

*#*#4636#*#* - Display information about Phone, Battery and Usage statistics. 4 menus will appear on the phone screen: (Phone information, Battery information, Battery history, Usage statistics)

*#*#225#*#* - This code check your events in calendar

*#*#426#*#* - Debug information for Google Play service.

*#*#759#*#* - RLZ Debug UI (Device ID, Activation Status, Some Ping Stuff, and few other things)



*#*#36245#*#* - Display a debug information about your email id

*#*#8255#*#* - This code can be used to launch GTalk Service Monitor

*#*#64663#*#* - Check Hardware (Version, Sensors, Battery, Radio, Speakers)

*#2886# - Factory Auto Testing

*#*#273282*255*663282*#*#* OR *#*#273283*255*663282*#*#* - Immediate backup of all media files

*#*#7780#*#* - This code can be used for a 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#*#* - Alter the behavior of the "End Call / Power" button on your phone.

*#*#34971539#*#* - This code gives you further information about the installed camera software.

*#*#97#*#* - Language and Keyboard settings in Tecno Y4

*#872564# - USB logging control

*#301279# - This code is used to get information about HSDPA/HSUPA Control Menu.

*#9900# - System dump mode Tecno Y4

*#*#46*#*# - Reset Sim in Tecno Y4

*#*#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#*#* - To obtain the Wi-fi Mac Address of your device.

*#*#1472365#*#* - View GPS test mode

*#*#1575#*#* - For a more advanced GPS test

*#*#232331#*#* - Bluetooth test

*#*#232337#*# - Shows Bluetooth device address in Tecno Y4

GSM codes for Tecno Y4

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 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 #

Block outgoing calls
**33*(enter password)#@ - To Activate
#33*(enter password)#@ - To Cancel
*#33#@ - Check Status

Blocking of 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

Barring 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

Block incoming calls
*353*(enter password)# - To Activate
#353*(enter password)# - To Cancel
*#353# - Check Status

Blocking 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.

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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.

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Comments, Questions and Answers about the secret codes of Tecno Y4

alpha HUb	December 11, 2018
how do i remove the start up tone on tecno y4 Reply
SIM card active	October 19, 2018
how to active sim card Reply
Kahigiro	September 30, 2018
My techno y4 is inquiring privacy pin to open it and I don't know it Reply
Paul kalu	September 28, 2018
My tecno y4 in the water and it is behavin foolishly Reply
Kpoghomou	June 29, 2018
j'ai oublier mon mot de passe tecno y4 Reply
cate	April 30, 2018
My tecno y4 isnt displaying network but its reading the simcard.please help Reply
paul david	March 17, 2018
my techno Y4 is requesting for privacy unlock code Reply
gustaph	December 23, 2017
my tecno y4 doesn't show the Imei number, was deleted, flashed, so what steps I have to follow to get the Imei back or to get my device work again? Reply
rotha Cj	June 08, 2017
The GPS of my tecno y 4 doesn't activate And cam I force it to up date it from 3g to 4g Reply

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