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Secret codes for BLU Studio J1

  Mobiles >> BLU >> BLU Studio J1

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Hard Reset

BLU secret codes

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

ANDROID BLU secret codes for BLU Studio J1

*#*#4636#*#* - This code can be used to get some interesting information about BLU Studio J1 and battery. 4 menus will appear on the phone screen: (Phone information, Battery information, Battery history, Usage statistics)

*#*#225#*#* - Upcoming calendar events

*#*#426#*#* - Google Play Services app with the information about the connectivity with the FCM server

*#*#759#*#* - RLz Debug UI system hidden menu.



*#*#36245#*#* - Debug email in apps/Email

*#*#8255#*#* - Used to launch G Talk Service Monitor

*#*#64663#*#* - Hardware Test (Version, Sensors, Sim, WLAN, Bluetooth, Battery, OTG, Radio, Speakers)

*#2886# - Factory Auto Testing

*#*#273282*255*663282*#*#* OR *#*#273283*255*663282*#*#* - To copy and backup media files

*#*#7780#*#* - 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#*#* - Modify the response of the "End Call / Power" button on your phone.

*#*#34971539#*#* - Display the phone's camera information.

*#*#97#*#* - Language and Keyboard settings in BLU Studio J1

*#872564# - USB logging control

*#301279# - Use this code to show HSDPA/HSUPA Control Menu

*#9900# - System dump mode BLU Studio J1

*#*#46*#*# - Reset Sim in BLU Studio J1

*#*#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 Shows WiFi MAC address.

*#*#1472365#*#* - Run GPS test

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

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

*#*#232337#*# - Shows Bluetooth device address in BLU Studio J1

GSM codes for BLU Studio J1

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#	And press dial to cancel all active 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 #

Barring of all outgoing calls
**33*(enter password)#@ - Activate
#33*(enter password)#@ - Deactivate
*#33#@ - Check the condition

Block all calls on your phone
*330*(enter password)# - Activate
#330*(enter password)# - Deactivate
*#330# - Check the condition

Block outgoing international calls
*331*(enter password)# - Activate
#331*(enter password)# - Deactivate
*#331# - Check the condition

How to turn off all outgoing international calls when roaming
*332*(enter password)# - Activate
#332*(enter password)# - Deactivate
*#332# - Check the condition

Block outgoing calls
*333*(enter password)# - Activate
#333*(enter password)# - Deactivate
*#333# - Check the condition

Barring of all incoming calls
*353*(enter password)# - Activate
#353*(enter password)# - Deactivate
*#353# - Check the condition

Block all incoming calls on your phone when roaming
*351*(enter password)# - Activate
#351*(enter password)# - Deactivate
*#351# - Check the condition

Call waiting (you have to order the service from the operator)
*43# - Activate
#43# - Deactivate
*#43# - Check the condition

Transfer your phone number (Anti ANI)
#30#phone number - Block
*30#phone number - Allow
*#30# - Check the condition

Show phone number of the caller you (ANI)
#77# - Block
*77# - Allow
*#77# - Check the condition

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 BLU Studio J1

Thomas Wright	July 29, 2019
The phone I have had been reset it is locked with a Google account I don't know (frp) and these codes will not work in emergency call because they aren't emergency numbers. Reply
Ray crank	December 20, 2018
If you accidentally delete a factory app how do you reinstall it,, Reply

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