How can N78 modify the address book in the mobile phone through PC suite (the problem that the name is not displayed in SMS)

Grid method: 1, hard grid [can be used when the phone is not turned on successfully]: press the * key, the 3 key, the green dial key and the power key for 5 seconds at the same time, which is the grid. Generally, it can be recovered without hardware problems. 2. Soft cell: standby input *#7370#, default password 12345.