10 secret codes for nokia
Use *#0000#, to get the firmware version and datecreated displayed on the screen.
To find the phone's IMEI (International Mobile Equipment Identity Code) one should use this code:*#06#. This seems to be the only code that works on every Nokia phone, regardless of the model.
Using the *#92702689# code will allow you to check the phone's exact release date from the factory, as well as the repaired dates of the phone, if it's the case.
The Nokia secret code*4720# is useful when youwant to turn on the half rate transmission. This will make your phone use onlyhalf of the bandwidth, but will have a negative impacton the on call sound quality. To turn it off againuse #4720#.
Most Symbian phones already have a special option that allows users todisplay or turn off the carrier's logo. Those who don't have this option in the phone's menu can use*#67705646#.
To find out the clock status of the SIM card inside the phone use the code combination*#746085685#. This codeis only available on some Nokia phones.
Symbian phones allows users to use the soft resetcommand without browsing for it in the mainmenu. Simply use the code *#7370# to soft format the memory of the phone.
When you have troubles with the phone's Bluetooth connection and you need to find the MAC address, simply use*#2820#. This code seemsto work on most Nokia phones that feature Bluetooth connectivity.
Use *#30# code combination to see a private number in case someone is calling you and uses this feature.
To restore the phone's Factory Settings use*#7780#. Obviously, this will reset the phone to factory defaults and comes in handy when you make changes in the phone's settings while experimenting with it.