Secret codes for Sony ST21a
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Sony secret codes
*#06# - IMEI (International Mobile Equipment Identity) numberThese codes are compatible with Sony Xperia Z, Xperia J, Xperia P, Xperia U, Xperia ION, Xperia S, Xperia E, Xperia L, Xperia tipo, Xperia arc, Xperia zola and any other model of sony xperia series.
Then dial the secret code *#*#7378423#*#*
After dialing the code you will get a screen with options of service info,service setting, service test, customization setting.
*#*#8350#*#* - Disable Dialer Log
*#*#8351#*#* - Enable Dialer Log
ANDROID Sony secret codes for Sony ST21a
*#*#4636#*#* - Android Testing Mode Sony ST21a. 4 menus will appear on the phone screen: (Phone information, Battery information, Battery history, Usage statistics)
*#*#225#*#* - Calendar Storage, show the number events in your calendar
*#*#426#*#* - This code show Google Play
*#*#759#*#* - RLZ debug interface
*#*#36245#*#* - Display a debug information about your registered email id
*#*#8255#*#* - This code can be used to launch Google Talk Service Monitor
*#*#64663#*#* - Engineering Mode (Version, WLAN, Bluetooth, Battery, Speakers)
*#2886# - Factory Auto Testing
*#*#273282*255*663282*#*#* OR *#*#273283*255*663282*#*#* - Opens a File copy screen where you can backup your 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#*#* - This code change the "End Call / Power" button action
*#*#34971539#*#* - This code is get details about the camera on the phone.
*#*#97#*#* - Language and Keyboard settings in Sony ST21a
*#872564# - USB logging control
*#301279# - HSDPA/HDUPA connection settings menu
*#9900# - System dump mode Sony ST21a
*#*#46*#*# - Reset Sim in Sony ST21a
*#*#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 displays WiFi MAC address of your device.
*#*#1472365#*#* - GPS test
*#*#1575#*#* - For a more advanced GPS test
*#*#232331#*#* - Bluetooth Test Mode
*#*#232337#*# - Shows Bluetooth device address in Sony ST21a
GSM codes for Sony ST21a
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 #
All outgoing calls barring
**33*(enter password)#@ - Activation code
#33*(enter password)#@ - Deactivation code
*#33#@ - Check Status
How to turn off all calls
*330*(enter password)# - Activation code
#330*(enter password)# - Deactivation code
*#330# - Check Status
Blocking of all outgoing international calls
*331*(enter password)# - Activation code
#331*(enter password)# - Deactivation code
*#331# - Check Status
Block all outgoing international calls on your phone 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
All incoming calls barring
*353*(enter password)# - Activation code
#353*(enter password)# - Deactivation code
*#353# - Check Status
How to turn off 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.
 | 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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