1. Go to your Start menu, click on Run and open up your Registry Editor by typing “regedit” without the quotes and press OK.

2. Once there go to: HKEY_LOCAL_MACHINESoftwareMicrosoftWindowsCurrentVersionExplorerAdvancedFolderHiddenSHOWALL

3. Delete the value CheckedValue. (Its type should be REG_SZ and data should be 0 or 1.)

4. Create a new DWORD value called CheckedValue (same as above, except that the type is REG_DWORD) by right clicking on the right pane->New->DWORD Value. Modify the value data to 1 (0x00000001).

Voila….

Nokia Codes And Secrets
With Nokia codes or Nokia secret codes you can access hidden features and gain information about your Nokia phone. Many of the Nokia codes are only normally used by Nokia engineers
These may not work on some mobs…but u can try…

Nokia Code functions:
*3370# This Nokia code activates Enhanced Full Rate Codec (EFR) – Your Nokia cell phone uses the best sound quality but talk time is reduced my approx. 5%

*#4720# Activate Half Rate Codec – Your phone uses a lower quality sound but you should gain approx 30% more Talk Time

*#4720# With this Nokia code you can deactivate the Half Rate Codec

*#0000# Displays your phones software version, 1st Line : Software Version, 2nd Line : Software Release Date, 3rd Line : Compression Type

*#9999# Phones software version if *#0000# does not work

*#06# For checking the International Mobile Equipment Identity (IMEI Number)

*#147# This lets you know who called you last (Only vodofone)

*#1471# Last call (Only vodofone)

*#21# This phone code allows you to check the number that “All Calls” are diverted to

*#2640# Displays phone security code in use

*#30# Lets you see the private number

*#43# Allows you to check the “Call Waiting” status of your cell phone.

*#61# Allows you to check the number that “On No Reply” calls are diverted to

*#62# Allows you to check the number that “Divert If Unreachable (no service)” calls are diverted to

*#67# Allows you to check the number that “On Busy Calls” are diverted to

*#67705646# Phone code that removes operator logo on 3310 & 3330

*#73# Reset phone timers and game scores

*#746025625# Displays the SIM Clock status, if your phone supports this power saving feature “SIM Clock Stop Allowed”, it means you will get the best standby time possible

*#7760# Manufactures code

*#7780# Restore factory settings

*#8110# Software version for the nokia 8110

*#92702689# Displays – 1.Serial Number, 2.Date Made, 3.Purchase Date, 4.Date of last repair (0000 for no repairs), 5.Transfer User Data. To exit this mode you need to switch your phone off then on again

*#94870345123456789# Deactivate the PWM-Mem

**21*number# Turn on “All Calls” diverting to the phone number entered

**61*number# Turn on “No Reply” diverting to the phone number entered

**67*number# Turn on “On Busy” diverting to the phone number entered

12345 This is the default security code press and hold # Lets you switch between lines.

SAMSUNG CODES
Samsung Reset Codes
You can try these in case you downloaded corrupted or incompatible Java midlets or other media, which are causing problems with the phone.

*2767*JAVA# Java Reset and (Deletes all Java Midlets)

*2767*MEDIA# Reset Media (Deletes All Sounds and Pics)

*2767*WAP# Wap Reset

*2767*CUST# Reset Custom EEPR0M

*2767*FULL# Reset Full EEPR0M (Caution)

For example : *2767*JAVA# would be keyed in as *2767*5282#

Note : Not all codes will work with SGH-C100.

Other Samsung Codes

*#06# IMEI code

*#9998*4357# Help Menu

*#9998*5282# Java menu (GRPS/CSD settings for JAVA server)

*#9999#0# Monitor Mode

*#9999# or *#9998*9999# Software Version

*#8888# or *#9998*8888# Hardware Version

*#9998*746# or *#9998*0746# or *#0746# Sim Infos

*#9998*523# or *#9998*0523# or *#0523# Display Contrast

*#9998*842# or *#9998*0842# or *#0842# Vibration On (until you push OK)

*#9998*289# or *#9998*0289# or *#0289# Buzzer On (until you push OK)

*#9998*288# or *#9998*0288# or *#0288# Battery & Field Infos

*#9998*377# or *#9998*0377# Error log

*#9998*778# or *#9998*0778# or *#0778# Sim Service table

*#9998*782# show date and alarm clock

*#8999*638# show network information

*#9998*5646# change operator logo at startup

*#9998*76# production number

*#9998*968# view melody for alarm

*#9998*585# Non-Volatile Memory (NVM)

*#3243948# Digital Audio Interference Off

*#32436837# Digital Audio Interference On

** I take no responsibility for any data loss resulting in using these codes