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Samsung SGH-C288 phone is locked. What should I do if I forget my password?

Samsung:

Samsung 6 million password is 9998

Samsung phone lock: *2767*2878#/*2767*7377#

Samsung code chip reset: *2767*3855# can also be used to unlock phone or card lock

Samsung adjust display contrast: *#0523#

Samsung software version: *#9999#

Samsung A100-A188 version: *#0837#

Samsung 600 test instructions

*#9999# Display software version

*2767*2878# Phone reset

*2767*3855# Chip reset (800 disabled)

*2767*7377# Chip reset (new version)

*#9998*228# Display battery, temperature, capacity parameters

*246# Display program parameters

*289# Adjust ringing frequency

< p>*324# Network detection

*364# Watchdog signal

*377# Chip error prompt

*523# Adjust display contrast

p>

*636# Memory capacity display

*837# Display software version

*947# Fatal error reset

*842# Vibration test< /p>

*737# Personalized settings

*785# Trigger PTK

*862# Voice decoding register

*447# Error reset

*9266# Reception strength indicator

Secrets for Samsung mobile phones: Cancel the country name displayed on startup,

Samsung SGH-800c: Enter *#9998* 268#, then a menu will appear on the phone, press the up or

down button,

select Default Logo;

Samsung SGH-A100 : Enter *#9998*627837793#, then the phone will display that the entered command is incorrect

It doesn’t matter,

Click the downward arrow and enter *#9998*5646# , select Default Logo

Samsung A300 command list

*#9998*4357# Available command list (that is, HELP, you can see most of the following commands);

*#9999# View the software version;

*#0837# Display the hardware version (including software version and hardware production date, the 6th screen MP V1.xxx is the hardware version);

*#0001# Displays RS232 serial communication parameter settings;

*#0324# Network detection (engineering mode);

*#0636# Memory capacity display;

*#0324# p>

*#0842# Test vibration;

*#0289# or *#9998*289# Test ringing (ring tone adjustment, ringer frequency test/display frequency,

Adjust up and down keys);

*#0228# or *#9998*228# or *#1999# displays all battery information, battery parameters,

battery capacity , type/voltage/temperature;

*#0778# or *#9998*0778# Flip the screen to display the detailed information of the SIM card;

*#0782# RTC Display (seems to display the current clock)

*#0523# or *#9998*523# LCD contrast, adjust with up and down keys

*#9998*364# Display Watchdog status< /p>

*#9998*427# WATCHDOG signal path setting

*#9998*746# SIM card file specification test

*#9998*0377# Software error LOG (EEPROM error display)

*#0638# SIM net Work ID

*#9998*3323# Forced is invalid

(This column is probably used for program debugging , use with caution, some crashes can only be done by removing the battery)

*#9998*9266# displays the receiving channel number and receiving strength;

*#9998*786# displayed The content is the time of this startup and the time since this startup to the present.

Press - to display the latest boot time to the current time;

Press - again to display the last boot time;

Press again - then displays the last shutdown time and the last power on/off time;

*#9998*5646# Change the country displayed on startup (GSM LOGO SET);

*2767*3855 #or *9998*947# Restore the IMEI code in the mobile phone's Flash to the EEPROM chip.

Use *#06# again to see whether the IMEI has been changed;

*2767 *927# This is the I5 version's method to solve WAP settings and access the Internet from the beginning;

*2767*2878# Reset the machine master! The phone book and phone settings will be deleted;

*#9998*76# or *#9998*0076# There will be a "produt number" (Prodution No) prompt on your phone,

p>

If your Samsung mobile phone is licensed, there will be a series of numbers under "number".

There is no parallel import;

This version of Samsung R200 is R208 Card locking machine. I thought I could use the A408 version of the command, but I just looked at the 9-digit PUK number to find out. But failed. The fundamental problem is that the R series machines use commands starting with *#8999*, and those using *#9998# are invalid.

Samsung 2400 uses the tail plug, without installing a card, to boot. , reinstall the card, enter *2767*2878, press # while pressing the power button until "Please wait" is displayed and release the button. Go to the menu and turn off the password. (This is the original secret.

Samsung A300/A100 unlock SIM card: Enter *#9998*627837793# to display an error message, then enter *#9998*737#,

Press the up button to find the PCK code. There is a 9-digit number. Remove the first digit and write it down. Enter

(*)#0149/0111*23456789#. No card is required for the above. < /p>

Or enter *#0737# to find a PCK. Remove the first digit and the next 8 digits to get the SIM card password.