Nokia Secret Codes

Nokia Secret Codes

*#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.
#pw+1234567890+1# : Shows if sim have restrictions.
*#92702689# : takes you to a secret menu .
*#3370# - Enhanced Full Rate Codec .
*#3370* - (EFR) deactivation.
*#4720# - Half Rate Codec activation.
*#4720* - Half Rate Codec deactivation. The phone will automatically start.