Check software version and the release number of your device:
*#0000#

See WLAN MAC address:
*#62209526#

See Bluetooth MAC address:
*#2820#

To hard reset and restore to factory settings:
*#7370# (default lock code is 12345) 

See IMEI (International Mobile Equipment Identity) number:
*#06#

Check number where calls are diverted:
*#61#

To display your phone's life timer, type: #92702689#

Please use the following two codes with extreme care:
  • To soft reset the phone and reset phone settings type: *#7780#
  • To hard reset and completely erase all data on the phone and restore it to factory settings, type *#7370#. You'll be asked for a lock code. The default Nokia lock code is 12345.