Nokia Secret Codes and each Function

      As we all know that Nokia mobile phones has many features and settings that we can access through the menu or can not be accessed through the menu (hidden menu). nokia provide secret codes to access these things.
      Some examples of hidden menu in Nokia phone are IMEI number, software version, serial number, date made, purchase date, date of last repair, etc.. Everything that we can access with the codes.

Here are some Nokia secret codes and their respective functions :

General Codes.

1. *#06#  =  Checking IMEI number (nternational Mobile Equipment Identity).

2. *#0000# or *#9999#  =  Displaying phones software version

    (including software version, software release date, compression type)

3. *#92702689#  =  Displaying Serial Number, Date Made, Purchase Date, Date of last repair (0000 for no repairs), Transfer User Data.

4. *3370#  =  Activate Enhanced Full Rate Codec (EFR). This will make the best sound quality out of your phone but talk time will be reduced by approx 5%.

5. #3370#  =  Deactivate Enhanced Full Rate Codec (EFR)

6. *#4720#  =  Activate Half Rate Codec. It will make your phone use a lower quality sound but you should gain approx 30% more Talk Time.

7. *#4720#  =  Deactivate Half Rate Codec.

8. *#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.

Reset Codes Nokia Phone.

1. *#73#  =  Reset phone timers and game scores

2. *#7760#  =  Manufactures code

3. *#7780# or *#7370#  =  Restore factory settings

4. *#94870345123456789#  =  Deactivate the PWM-Mem

5. 12345  =  The default security code

6. Press and hold #  =  Switch between lines (Line 1 and Line 2)

Nokia codes that are locked by service providers.

1. #pw+1234567890+1#  =  Provider Lock Status

2. #pw+1234567890+2#  =  Network Lock Status

3. #pw+1234567890+3#  =  Country Lock Status

4. #pw+1234567890+4#  =  SIM Card Lock Status

    Note : use the "*" button to obtain the "p,w" and "+" symbols.

Some codes regarding call deverting/waiting etc.

1. *#21#  =  Allows you to check the number that “All Calls” are diverted to

2. *#2640#  =  Displays security code in use

3. *#30#  =  Lets you see the private number

4. *#43#  =  Allows you to check the “Call Waiting” status of your phone.

5. *#61#  =  Allows you to check the number that “On No Reply” calls are diverted to

6. *#62#  =  Allows you to check the number that “Divert If Unreachable (no service)” calls are diverted to

7. *#67#  =  Allows you to check the number that “On Busy Calls” are diverted to

8. **21*number#  =  Turn on “All Calls” diverting to the phone number entered

9. **61*number#  =  Turn on “No Reply” diverting to the phone number entered

10. **67*number#  =  Turn on “On Busy” diverting to the phone number entered