Secret codes for Samsung Galaxy M31
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Samsung secret codes
*#06# - IMEI (International Mobile Equipment Identity) number*#1111# or *#9999# or *#0837# - Displaying Software version Samsung Galaxy M31.
*#0808# - Access your device's USB settings.
*#2222# - Show Hardware Version.
*#9090# - Display diagnostic configuration.
*#1234# - View SW Version PDA, CSC, MODEM, Firmware version
*#0*# - Open Test Menu Samsung Galaxy M31.
*#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# - ServiceMode Samsung Galaxy M31.
#7465625*638*# - Insert Network Lock Key Code
*#34971539# - Show Camera Firmware information.
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 M31
*#*#4636#*#* - Displaying Phone Information Samsung Galaxy M31. 4 menus will appear on the phone screen: (Phone information, Battery information, Battery history, Usage statistics)
*#*#225#*#* - Check your events in calendar
*#*#426#*#* - Check the connectivity between the FCM server and the mobile devices
*#*#759#*#* - Rlz Debug UI. Unique Device ID, PID, ACAP other data related to application installation.
*#*#36245#*#* - Display a debug information about your email id
*#*#8255#*#* - For Google Talk service monitoring
*#*#64663#*#* - Access Hardware Test (Sensors, Bluetooth, Battery, Speakers)
*#2886# - Factory Auto Testing
*#*#273282*255*663282*#*#* OR *#*#273283*255*663282*#*#* - Create backup to all media files
*#*#7780#*#* - Return to factory setting. It'll remove following things: (Downloaded applications, Google account, all data and settings)
*2767*3855# - This code is used for factory format.
*#*#7594#*#* - Customize the operation 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 Samsung Galaxy M31
*#872564# - USB logging control
*#301279# - Use this code to access the HSDPA/HDUPA control panel
*#9900# - System dump mode Samsung Galaxy M31
*#*#46*#*# - Reset Sim in Samsung Galaxy M31
*#*#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#*#* - Show GPS test mode
*#*#1575#*#* - For a more advanced GPS test
*#*#232331#*#* - Run Bluetooth test
*#*#232337#*# - Shows Bluetooth device address in Samsung Galaxy M31
GSM codes for Samsung Galaxy M31
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# | Disables 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)#@ - To Activate
#33*(enter password)#@ - To Cancel
*#33#@ - Check Status
Barring of all calls on your phone
*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
How to block 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 all incoming calls on your phone
*353*(enter password)# - To Activate
#353*(enter password)# - To Cancel
*#353# - Check Status
Barring all incoming calls during roaming on your phone
*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 M31
| Naresh | June 10, 2022 | |
| *#*#4636#*#* is not working | ||
| Sudhir | May 07, 2022 | |
| Not working any cide | ||
| Skid And Pump | September 22, 2021 | |
| Can someone please add factory reset code in this Web? | ||
| Darpan chelkar | September 08, 2021 | |
| *#*#4636#*#* is not working on my M31 | ||
| Darpan chelkar | September 08, 2021 | |
| *#4636#*#* is not working on my m31 | ||
| Arun | June 17, 2021 | |
| 4g only mode | ||
| Neha gupta | November 13, 2020 | |
| Call barring code | ||
| Vaishnav.t | October 29, 2020 | |
| *#4636#*#*is not working...on my m31 | ||
| Uzair | October 01, 2020 | |
| how to on phone information and *#4636#*#* is not working on M31s Thank you | ||
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