NOKIA SECRET CODES

• USE IT AT YOUR OWN RISK***** On the main screen type in: *#06# for checking the IMEI (International Mobile Equipment Identity).
• *#7780# reset to factory settings.
• *#67705646# This will clear the LCD display(operator logo).
• *#0000# To view software version.
• *#2820# Bluetooth device address.
•  *#746025625# Sim clock allowed status.
•  #pw+1234567890+1# Shows if sim have restrictions. *#92702689# – takes you to a secret menu where you may find some of the information below:
• 1. Displays Serial Number.
• 2. Displays the Month and Year of Manufacture
• 3. Displays (if there) the date where the phone was purchased (MMYY)
• 4. Displays the date of the last repair – if found (0000)
•  5. Shows life timer of phone (time passes since last start) *#3370# – Enhanced Full Rate Codec (EFR) activation. Increase signal strength, better signal reception. It also help if u want to use GPRS and the service is not responding or too slow. Phone battery will drain faster though.
•  *#3370* – (EFR) deactivation. Phone will automatically restart. Increase battery life by 30% because phone receives less signal from network.
•  *#4720# – Half Rate Codec activation.
• *#4720* – Half Rate Codec deactivation. The phone will automatically restart If you forgot wallet code for Nokia S60 phone, use this code reset: *#7370925538# Note, your data in the wallet will be erased. Phone will ask you the lock code. Default lock code is: 12345 Press *#3925538# to delete the contents and code of wallet.