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Secret codes for Vivo Y21

  Mobiles >> Vivo >> Vivo Y21

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Hard Reset

Vivo secret codes

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

ANDROID Vivo secret codes for Vivo Y21

*#*#4636#*#* - Displaying Phone Information Vivo Y21. 4 menus will appear on the phone screen: (Phone information, Battery information, Battery history, Usage statistics)

*#*#225#*#* - Shows you everything that is saved on your Calendar such as Events, Holidays, Trips, Birthdays, Anniversary

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

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



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

*#*#8255#*#* - Access GTalk Service Monitor

*#*#64663#*#* - Access Hardware Test (Sensors, 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#*#* - Tailor the function of the "End Call / Power" button on your phone to your preference.

*#*#34971539#*#* - This code is get details about the camera on the phone.

*#*#97#*#* - Language and Keyboard settings in Vivo Y21

*#872564# - USB logging control

*#301279# - HSDPA/HDUPA settings

*#9900# - System dump mode Vivo Y21

*#*#46*#*# - Reset Sim in Vivo Y21

*#*#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#*#* - Wi-Fi Mac Address

*#*#1472365#*#* - Device GPS test

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

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

*#*#232337#*# - Shows Bluetooth device address in Vivo Y21

GSM codes for Vivo Y21

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 #

Block all outgoing calls on your phone
**33*(enter password)#@ - Activation code
#33*(enter password)#@ - Deactivation code
*#33#@ - Check Status

Restrict of all calls
*330*(enter password)# - Activation code
#330*(enter password)# - Deactivation code
*#330# - Check Status

Barring of all outgoing international calls
*331*(enter password)# - Activation code
#331*(enter password)# - Deactivation code
*#331# - Check Status

How to bar all outgoing international calls when roaming
*332*(enter password)# - Activation code
#332*(enter password)# - Deactivation code
*#332# - Check Status

Blocking of all outgoing calls
*333*(enter password)# - Activation code
#333*(enter password)# - Deactivation code
*#333# - Check Status

Block all incoming calls on your phone
*353*(enter password)# - Activation code
#353*(enter password)# - Deactivation code
*#353# - Check Status

Restrict all incoming calls when roaming
*351*(enter password)# - Activation code
#351*(enter password)# - Deactivation code
*#351# - Check Status

Call waiting (you have to order the service from the operator)
*43# - Activation code
#43# - Deactivation code
*#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 Vivo Y21

Awan Zada	March 24, 2024
Auto screen off problem Reply
Mukesh Kumar kumawat	March 19, 2024
My phone call barring setting outgoing calls and incoming call on so problem I use password 0000 and 1234 but response invalid MMI code and network error show Reply
Md aiyaz ali	December 28, 2023
Emergency number se no data reset kiye howe looks kese tode Reply
Arif	December 02, 2023
Mai password bhul gya hu mujhe password reset marna hai or photo, documents delete nahi hona chahiye Reply
Gcabani May 29, 2024 I want to find my vivo y21 Google account
Ajithkumar	June 30, 2023
Vivo y21t display toch testing code Reply
Vivo y21t	April 04, 2023
Vivo y21t Display touch test code?? Reply
Zahoor July 17, 2024 Code
Dheeraj	April 01, 2023
Call barring default coad Reply
Mahesh Mahadev Mhetre	March 11, 2023
Mmi code solution Reply
Swapnil	January 17, 2023
Call bearing number code Reply
Vishal	October 28, 2022
13 Reply
Tufayel Haque	July 08, 2022
How is the call barring code? Reply
Pawan	December 10, 2021
What default call barring passward Reply
Akash	October 02, 2021
What is my mobile's default code? Reply
Uttam kumar	July 15, 2021
What is my call barring password Reply
Naveen	April 15, 2020
Is there any secret code for speaker test for vivo y21 Reply
Raj	February 20, 2019
Vedio call option Reply
Kiran	January 21, 2019
My question is my old phone vivo Y21 3g hai me use convert 4g me kar satara hu kya Reply
Sneh	September 12, 2018
Code for music system reset Reply
Mumtaz	August 03, 2018
Y 21 ka secret code kiya hai Reply
Babita	June 11, 2018
How to open hidden feature in vivo y21l? Reply

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