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Secret codes for USmart SL55

  Mobiles >> USmart >> USmart SL55

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USmart secret codes

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

ANDROID USmart secret codes for USmart SL55

*#*#4636#*#* - This code can be used to get some interesting information about USmart SL55 and battery. 4 menus will appear on the phone screen: (Phone information, Battery information, Battery history, Usage statistics)

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

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

*#*#759#*#* - Rlz Debug UI. Access Google Partner setup



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

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

*#*#7780#*#* - 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#*#* - This code is to retrieve information about the phone camera.

*#*#97#*#* - Language and Keyboard settings in USmart SL55

*#872564# - USB logging control

*#301279# - To display HSDPA/HSUPA Control Menu

*#9900# - System dump mode USmart SL55

*#*#46*#*# - Reset Sim in USmart SL55

*#*#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 USmart SL55

GSM codes for USmart SL55

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 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)#@ - To Activate
#33*(enter password)#@ - To Cancel
*#33#@ - Check Status

Block 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

Barring of all outgoing international calls during roaming on your phone
*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

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

Block all incoming calls on your phone 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.

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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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