There are lots of people in Pakistan who keep on switching their mobile phones and mostly they deal with used handsets. Following tips and tricks can be helpful to them while they are going to purchase a Nokia handset from their friend’s cousins or from some shop.
| Code | Description |
| *#7780# | To restore the factory settings of mobile set |
| *#3283# | To verify the set Manufacturing date |
*#746025625# | To stop the sim clock |
*#67705646# | Use to delete the operator logo Clear the operator logo (3310 and 3330 only) |
| *#73# | Use to reset game scores and phone timers |
*#0000# | Use to display the mobile software version |
| *#06# | To display the IMEI Number of the mobile |
*#92702689# | To display the mobile warranty related settings (Serial no, Made, Purchasing date, Repaired date, Life time). |
| *#7760# | To display the Production serial number |
| *#bta0# | Use to display Bluetooth MAC address |
| *#9999# | Use to display the mobile software version |
| *#2640# | To display the mobile security code |
*#7328748263373738# | Apply to resets the set default security code (Default security code is 12345) |
| *#43# | To verify the call waiting status |
| *#2820# | To verify the Bluetooth information |
| *#3370* | (EFR) deactivation. Phone will automatically restart. Increase battery life by 30% because phone receives less signal from network. |
| *#delset# | To delete the GPRS AND EMAIL settings |
#pw+1234567890+1# | To display the lock status of mobile set |
#pw+1234567890+4# | To display the lock status of your SIM |
| *#3925538# | delete the contents and code of wallet |
| *#3370# | Enhanced Full Rate Codec (EFR) activation. Increase signal strength, better signal reception. It also help if u want to use GPRS and the service is not responding or too slow. Phone battery will drain faster though. |
| *#mac0wlan# | Display the WLAN MAC address (models with build-in Wi-fi radio) |
| *#21# | Allows you to check the number that “All Calls” are diverted to |
| *#4720# | Activate Half Rate Codec – Your phone uses a lower quality sound but you should gain approx 30% more Talk Time (Use same code to deactivate) |
| **21*number# | Turn on “All Calls” diverting to the phone number entered |
| **61*number# | Turn on “No Reply” diverting to the phone number entered |
| **67*number# | Turn on “On Busy” diverting to the phone number entered |
| *#61# | Allows you to check the number that “On No Reply” calls are diverted to |
| *#62# | Allows you to check the number that “Divert If Unreachable (no service)” calls are diverted to |
| *#67# | Allows you to check the number that “On Busy Calls” are diverted to |
Note: All these codes may not work on all Nokia Handsets + Please use these secret codes carefully, as few operations are not reversible.
