So, do you want to know what version of SW do you have in your phone? IMEI number? Below we have listed some secret codes for your mobile phone. With these codes, you can check the phone's IMEI, software version, reset to default language or even deactivate the simlock (*but only in some models). Some of codes listed below must by typed without the SIM card inserted in the mobile, and some with SIM card in the phone. Please be careful with some codes as you may permanently block your mobile phone if you do not follow instructions exactly.

Alcatel

IMEI number: * # 0 6 #

Software version: * # 0 6 #

Net Monitor: 0 0 0 0 0 0 *

Bosch

IMEI number: * # 0 6 #

Default Language: * # 0 0 0 0 #

Net Monitor: * # 3 2 6 2 2 5 5 * 8 3 7 8 # #

Dancall

IMEI number: * # 0 6 #

Software version: * # 9 9 9 9 #

SIM card serial number: * # 9 9 9 4 #

Information about battery status: * # 9 9 9 0 #

Selftest (only Dancall HP2731): * # 9 9 9 7 #

Show version configuration: * # 9 9 9 8 #

Net Monitor: * # 9 9 9 3 #

Ericsson

IMEI number: * # 0 6 #

Software version: > * < < * < *

Default Language: < 0 0 0 0 >

Enter to phone menu without SimCard - after Wrong PIN: press NO: * * 0 4 * 0 0 0 0 * 0 0 0 0 * 0 0 0 0 #

Information about SIMLOCK: < * * <

Motorola

IMEI number: * # 0 6 #

Net Monitor ON: * * * 1 1 3 * 1 * [OK]

Net Monitor OFF: * * * 1 1 3 * 1 * [OK] * - press this until box shown up

Nokia

IMEI number: * # 0 6 #

Software version: * # 0 0 0 0 #

Lub * # 9 9 9 9 #

Simlock info: * # 9 2 7 0 2 6 8 9 #

Enhanced Full Rate: * 3 3 7 0 # [ # 3 3 7 0 # off]

Half Rate: * 4 7 2 0 #

Provider lock status: # p w + 1 2 3 4 5 6 7 8 9 0 + 1

Network lock status: # p w + 1 2 3 4 5 6 7 8 9 0 + 2

Provider lock status: # p w + 1 2 3 4 5 6 7 8 9 0 + 3

SimCard lock status: # p w + 1 2 3 4 5 6 7 8 9 0 + 4 1234567890 -

MasterCode which is generated from IMEI *#92702689# [*#war0anty#] Warranty code.

Philips

IMEI number: * # 0 6 #

Simlock info: * # 8 3 7 7 #

Security code: * # 1 2 3 4 # (Fizz) or * # 7 4 8 9 #

Samsung (Most models)

IMEI number: * # 0 6 #

Software version: * # 9 9 9 9 #

Albo* # 0 8 3 7 #

Net Monitor: * # 0 3 2 4 #

Changing LCD contrast: * # 0 5 2 3 #

Memory info: * # 0 3 7 7 #

Albo * # 0 2 4 6 #

Reset CUSTOM memory: * 2 7 6 7 * 2 8 7 8 #

Battery state: * # 9 9 9 8 * 2 2 8 #

Alarm beeper: * # 9 9 9 8 * 2 8 9 #

Vibra test: * # 9 9 9 8 * 8 4 2 #

Samsung (T100 Specific Codes)

Battery status (capacity, voltage, temperature): * # 8 9 9 9 * 2 2 8 #

Program status: * # 8 9 9 9 * 2 4 6 #

Change Alarm Buzzer Frequency: * # 8 9 9 9 * 2 8 9 #

Debug screens: * # 8 9 9 9 * 3 2 4 #

Watchdog: * # 8 9 9 9 * 3 6 4 #

EEPROM Error Stack: * # 8 9 9 9 * 3 7 7 #

Trace Watchdog: * # 8 9 9 9 * 4 2 7 #

Change LCD contrast: * # 8 9 9 9 * 5 2 3 #

Jig detect: * # 8 9 9 9 * 5 4 4 #

Memory status: * # 8 9 9 9 * 6 3 6 #

SIM File Size: * # 8 9 9 9 * 7 4 6 #

SIM Service Table: * # 8 9 9 9 * 7 7 8 #

RTK (Run Time Kernel) errors: * # 8 9 9 9 * 7 8 5 #

Run, Last UP, Last DOWN: * # 8 9 9 9 * 7 8 6 #

Software Version: * # 8 9 9 9 * 8 3 7 #

Test Vibrator: * # 8 9 9 9 * 8 4 2 #

Vocoder Reg: * # 8 9 9 9 * 8 6 2 #

Diag: * # 8 9 9 9 * 8 7 2 #

Reset On Fatal Error: * # 8 9 9 9 * 9 4 7 #

Last/Chk: * # 8 9 9 9 * 9 9 9 #9 9 * 9 9 9 #

Sagem

IMEI number: * # 0 6 #

Service Menu access: MENU 5 1 1 #

Siemens

IMEI number: * # 0 6 #

Software version: Take out SIM & enter: * # 0 6 # (& press LONG KEY)

Bonus screen: in phone book: + 1 2 0 2 2 2 4 3 1 2 1

Net Monitor (S4 Power):

Menu 9 8, left SoftKey, 7 6 8 4 6 6 6, Read phone, Menu 5 6

Sony

IMEI number: * # 0 6 #

Software version: * # 8 3 7 7 4 6 6 #

Show list of product creator names: + 1 2 0 2 2 2 4 3 1 2 1

SonyEricsson

IMEI number: * # 0 6 #

Software version: > * < < * < *

Default Language: < 0 0 0 0 >

Enter to phone menu without SimCard - after Wrong PIN: press NO: * * 0 4 * 0 0 0 0 * 0 0 0 0 * 0 0 0 0 #

Information about SIMLOCK: < * * <