Effective and useful Nokia Mobile Phone Secret Codes

On the main screen type*#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.*#62209526# - Display the MAC address of the WLAN adapter. This is available only in the newer devices that