§ For IMEI number
checking: *#06#
§ To get details of
firmware version:*#0000#
§ To get
the information like year of manufacturing, serial number, date
of purchase etc : *#92702689#
§ Reset all your
phone settings: *#7780#
§ To hide the
operators logo from main display : *#67705646#
§ To get physical
address of Bluetooth device: *#2820#
§ To get the best
standby time on low battery: *#746025625#
§ To get the MAC
address of the device ( Only applicable for devices having WLan): *#62209526#
§ To check the
restrictions of your sim card: #pw+1234567890+1#
§ To activate
Enhanced Full Rate Codec (EFR) . It will increase the signal strength with
better GPRS connection. But the battery stand by will decrease accordingly :
*#3370#
§ To deactivate
Enhanced Full Rate Codec deactivation.After activating type this code
the handset will automatically restart and everything will be restored to
previous condition: *#3370*
§ To activate the
Half rate speech codec on your phone( Increases battery life but decreases the
voice quality) : *#4720#
§ To deactivate the
Half rate speech codec on your phone.( Restart needed and speech quality will
be restored): *#4720*
§ In case you forget
the security code of your handset use the following code to reset the code.(
The security code will turn into default 12345): *#7328748263373738#
If you have any problem regarding a
code , just contact with us and we will try to solve your problem as soon as we
can. Also share your feedback with us about this article.
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