Mobile Secret Codes

1. If you want to hide some folder temperary just add .ota extension after folder name ex.. New folder.ota that s perfectly working in Nokia.
2. *#0000#To know your phone Software version Just type  this code working in all Mobile Phones.
3.  *#06#To know your phone serial no just type.
4. *#9990# Says Bluetooth Test Mode on Symbian models; accepts without any messages and Bluetooth behaves abnormally on non-Symbian ones (models with build-in Bluetooth radio, activate first to use)
5. *#bta0#               Display the Bluetooth MAC address (models with build-in Bluetooth radio, activate first to show address)
6. *#mac0wlan#    Display the WLAN MAC address (models with build-in Wi-fi radio)
7. *#opr0logo#      Clear the operator logo (3310 and 3330 only)
8. *#pca0#               Activate the GPRS PCCCH support (early GPRS models)
9. *#pcd0#              Deactivate the GPRS PCCCH support (early GPRS models)
10. *#res0wallet#   Reset the mobile wallet (models with mobile wallet)
11. *#res0#               Soft-format the memory (Symbian models only)
12. *#rst0#                Reset to factory defaults, confirmation required (DCT4 or newer)
13. *#sim0clock#     Display the SIM clock status (DCT3 only)
14. *#ssn0#               Display the manufacturing serial number (mid-range and premium DCT3, basically all DCT4 and BB5 non-Symbian models)
15. *#war0anty#     Display the manufacturing and repair info (no exit on DCT3) or total talk time on