Secret codes for Samsung Galaxy A20s
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Samsung secret codes
*#06# - IMEI (International Mobile Equipment Identity) number*#1111# or *#9999# or *#0837# - Displaying Software version Samsung Galaxy A20s.
*#0808# - Enable USB Storage Connection Mass Storage Mode
*#2222# - Hardware Version of your device.
*#9090# - Display diagnostic configuration.
*#1234# - View SW Version PDA, CSC, MODEM, Firmware version
*#0*# - General Test Mode Samsung Galaxy A20s.
*#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# - Service mode Samsung Galaxy A20s.
#7465625*638*# - Insert Network Lock Key Code
*#34971539# - Show Camera Firmware Menu Samsung Galaxy A20s.
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 A20s
*#*#4636#*#* - Displaying Phone Information Samsung Galaxy A20s. 4 menus will appear on the phone screen: (Phone information, Battery information, Battery history, Usage statistics)
*#*#225#*#* - This code show the number of festivities and events in your calendar
*#*#426#*#* - Check the connectivity between the FCM server and the mobile devices
*#*#759#*#* - RLz Debug UI system hidden menu
*#*#36245#*#* - This code show email debug informations
*#*#8255#*#* - This code show the GTalk Service Monitor
*#*#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 for hard reset but remove applications only. 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 action of the "End Call / Power" button on your phone.
*#*#34971539#*#* - Samsung Galaxy A20s Camera Information.
*#*#97#*#* - Language and Keyboard settings in Samsung Galaxy A20s
*#872564# - USB logging control
*#301279# - This code is Shows HSDPA/HSUPA Control Menu
*#9900# - System dump mode Samsung Galaxy A20s
*#*#46*#*# - Reset Sim in Samsung Galaxy A20s
*#*#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#*#* - GPS test mode
*#*#1575#*#* - For a more advanced GPS test
*#*#232331#*#* - Run Bluetooth test
*#*#232337#*# - Shows Bluetooth device address in Samsung Galaxy A20s
GSM codes for Samsung Galaxy A20s
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# | Deactivate all 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 #
Block all outgoing calls on your phone
**33*(enter password)#@ - Activation
#33*(enter password)#@ - Deactivation
*#33#@ - Check Status
All calls barring
*330*(enter password)# - Activation
#330*(enter password)# - Deactivation
*#330# - Check Status
How to bar all outgoing international calls
*331*(enter password)# - Activation
#331*(enter password)# - Deactivation
*#331# - Check Status
Restrict of all outgoing international calls when roaming
*332*(enter password)# - Activation
#332*(enter password)# - Deactivation
*#332# - Check Status
All outgoing calls barring
*333*(enter password)# - Activation
#333*(enter password)# - Deactivation
*#333# - Check Status
Block all incoming calls on your phone
*353*(enter password)# - Activation
#353*(enter password)# - Deactivation
*#353# - Check Status
All incoming calls barring while roaming
*351*(enter password)# - Activation
#351*(enter password)# - Deactivation
*#351# - Check Status
Call waiting (you have to order the service from the operator)
*43# - Activation
#43# - Deactivation
*#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 A20s
| Aggy | April 17, 2021 | |
| *#0*# code not working | ||
| Mahdi | December 27, 2020 | |
| Do you have | ||
| Yasiya | November 12, 2020 | |
| *#0*# code not work | ||
| Sagar | July 31, 2020 | |
| All code not working | ||
| Nadir | July 03, 2020 | |
| A20s samsung test code *#0*# not working | ||
| Samsung | June 03, 2020 | |
| *#0*# not working | ||
| Pablo Andrés C. P. | May 14, 2020 | |
| Not working for band selection. | ||
| Hadhan | May 11, 2020 | |
| why *#0*# not working in Samsung a20s? | ||
| Daniel | April 09, 2020 | |
| Sensor codes not working a20s | ||
| Noorullah | February 04, 2020 | |
| What should wo do if *#0*# code is not running | ||
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