Nokia has launched it's Java versions of mobile phones again with 3310 in November 2016. It has same secret codes that were used in Nokia phones when Nokia was alone king of mobile phones. In this post secret codes of Nokia phone are listed.
It will take you to a secret menu of your cell where you can find some of the information like:
Serial Number.
Displays serial number of phone.
Displays the Month and Year of Manufacture.
Displays (if there) the date when the phone was purchased.
Displays the date of the last repair [if found].
Shows life timer of phone.
On the main screen type: *#06#
You will get a information on your screen. That's IMEI (International Mobile Equipment Identity) code of your mobile phone.
It appears like:-
XXXXXX XX XXXXXX X
TAC FAC SNR SP
TAC : Type approval code of your Nokia Mobile.
SNR : Serial number your Phone.
SP : Spare.
FAC : Final assembly code of your cellphone.
[Works in all Phones but may not show all listed information]
On the main screen just type:- *#0000#
This will show you the version of software in your mobile and which model cell you are using [Works in Nokia].
Secret Codes: Description
*#7780: To restore or facetory reset.
*#3925538#: To delete the codes and contents of wallet.
*#3370#: EFR deactivation.
*#43#: To verify call waiting status.
*#2820#: For Bluetooth information.
*#7328748263373738#: To reset security codes. [i.e. 12345]
*#4720#: Half rate codec activation.
That's all. If you have more codes mention it in comment section.
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