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Secret codes for Samsung Galaxy A31

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All Samsung secret code

Samsung secret codes

*#06# - IMEI (International Mobile Equipment Identity) number
*#1111# or *#9999# or *#0837# - Software version Samsung Galaxy A31.

*#0808# - This code modify the USB settings.

*#2222# - Displaying Hardware Version Samsung Galaxy A31.

*#9090# - Display diagnostic configuration and RAM Dump

*#1234# - View SW Version PDA, CSC, MODEM, Firmware version

*#0*# - Show Advanced Test Menu. Samsung Galaxy A31.

*#2663# - TSP / TSK firmware update

*#12580*369# - Open information about Android software and hardware.

*#0283# - Audio Loopback Control

*#0228# or *#9998*288# or *#9998*0288# or *#8999*228# - Battery status ADC, RSSI reading

*#0011# - GSM status information Samsung Galaxy A31.

#7465625*638*# - Insert Network Lock Key Code

*#34971539# - Camera Firmware Menu Samsung Galaxy A31.

Other secret codes that may work on other firmware and android versions.!



*#0001# - Use this to the Show Serial Parameters of your handset.

*#9125# - Activates the smiley when charging.

*#0523# - LCD Contrast.

*#9998*246# - Program status.

*#9998*289# - Change Alarm Buzzer Frequency.

*#9998*324# - Debug Screens.

*#9998*364# - Watchdog

*#9998*377# - EEPROM Error Stack - Use side keys to select values.

*#9998*427# - Trace Watchdog.

*#9998*523# - Change LCD contrast.

*#9998*544# - Jig detect.

*#9998*636# - Memory status

*#9998*746# - SIM File Size

*#9998*778# - SIM Service Table

*#9998*785#- RTK (Run Time Kernel) errors - if ok then phone is reset

*#9998*786# - Run, Last UP, Last DOWN.

*#9998*837# - Software Version.

*#9998*9266# - Yann debug screen (Debug Screens).

*#9998*9999# - Software version

*#9125# - Smiley

*#8999*636# - Display Storage Capacity

*#8999*778# - Display SIM Card Information

*#8999*782# - Show Date And Alarm Clock

*#8999*786# - The Display During Warning

*#8999*837# - Samsung Hardware Version

*#0523# or *#8999*523# - Display Contrast

*#8999*638# - Show Network Information

*#8999*9266# - Display Received Channel Number And Received Intensity

*#8999*364# - Watchdog ON/OFF

*#8999*427# - WATCHDOG Signal Route Setup

*2767*3855# - Full Reset (Caution every stored data will be deleted.)

*2767*2878# - Custom Reset

*2767*927# - Wap Reset

*2767*5282# - Reset Millet's Java and other related

*2767*63342# - Data Reset (deletes photos, ring tones)

*#9998*4357# - Help Menu

*#9998*5282# - Java menu (GRPS / CSD settings for JAVA server)

*#9999#0# - Net monitor

*#8888# or *#9998*8888# - Hardware based version

*#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

*#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

*#2683662# - Service Mode

*#7353# - Test Menu

*#74123465* - Camera Firmware Standard

ANDROID Samsung secret codes for Samsung Galaxy A31


*#*#4636#*#* - Diagnostic and general settings mode Samsung Galaxy A31. 4 menus will appear on the phone screen: (Phone information, Battery information, Battery history, Usage statistics)

*#*#225#*#* - Calendar Storage

*#*#426#*#* - Check the connectivity between the FCM server and the mobile devices

*#*#759#*#* - RLZ debug interface



*#*#36245#*#* - Access Email debug info

*#*#8255#*#* - 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*#*#* - Create backup to all media files

*#*#7780#*#* - Factory Data Reset (all phone data will be erased). It'll remove following things: (Downloaded applications, Google account, all data and settings)

*2767*3855# - This code is used for factory format.



*#*#7594#*#* - Change the "End Call / Power" button action in your phone.

*#*#34971539#*#* - This code is to retrieve information about the phone camera.

*#*#97#*#* - Language and Keyboard settings in Samsung Galaxy A31

*#872564# - USB logging control

*#301279# - HSDPA/HDUPA connection settings menu

*#9900# - System dump mode Samsung Galaxy A31

*#*#46*#*# - Reset Sim in Samsung Galaxy A31

*#*#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 Samsung Galaxy A31


GSM codes for Samsung Galaxy A31


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 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 #

How to bar all outgoing calls
**33*(enter password)#@ - To Activate
#33*(enter password)#@ - To Cancel
*#33#@ - Check Status

Barring of all calls
*330*(enter password)# - To Activate
#330*(enter password)# - To Cancel
*#330# - Check Status

How to bar all outgoing international calls
*331*(enter password)# - To Activate
#331*(enter password)# - To Cancel
*#331# - Check Status

Block all outgoing international calls on your phone when roaming
*332*(enter password)# - To Activate
#332*(enter password)# - To Cancel
*#332# - Check Status

Barring of all outgoing calls on your phone
*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

Barring 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.



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 Samsung Galaxy A31


ImieNovember 14, 2023
How to change imie

Reply      
James MorganOctober 14, 2023
Watson code to frp unlock

Reply      
What?May 05, 2022
no code is working.

Reply      
AliMarch 14, 2022
Hi.My galaxy a31 phone blocked. I forgot graphics password. I want to open without factory hard reset it. Is it possible?

Reply      
YidegSeptember 13, 2021
Barring code not working

Reply      
L.k.cSeptember 04, 2021
Free internet and wifi unlock code

Reply      
Jon BannerAugust 23, 2021
How to reset PIN?

Reply      
Rinku gangulyJuly 18, 2021
How can I know my call barring password

Reply      
Samsung a31June 19, 2021
Hide code

Reply      
.akJune 02, 2021
code for free internet?

Reply      
DaveMay 29, 2021
Can my Galaxy A31 That does not support UMTS band 5 and band LTE 13 be turned on?

Reply      


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