1. software formatting: the use of psiloc company's software sTools, for formatting the phone, the lock code is 12345, this method will not be lost line 2

2. soft grid: in the phone to enter the * # 7370# after you are asked to Enter the lock code, the initial password is: 12345, if you have changed the password of the phone, it is the changed password (not SIM card password), after that there is a white screen, only display the word NOKIA, 2~3 minutes after the grid to complete the re-entry of the time; may be lost line 2

3, hard grid: turn off the phone, and then turn on the phone when you press and hold down the dialing key, "*" key, "3" key, turn on the power until the word "NOKIA" appears (this process can not release any key). Wait a few seconds until the word "Formating ....../" appears, then you can release the above keys. After a few minutes, the system formatting is complete and the phone automatically reboots and enters the standby screen. The soft grid is usually the first.