![background image](http://html1.mh-extra.com/html/intex/neo-vi/neo-vi_user-manual_2081106033.webp)
- 25 -
This function can let you select the network manually or
automatically.
4.4.4 Security Settings
―
SIM 1/SIM 2 Security
•
PIN Lock
PIN number setting can avoid unauthorized usage of SIM card. If
PIN number has been wrongly inputted for 3 times, the SIM card
will be locked. PUK number is needed to unlock the SIM card. Please
contact the network provider if you don’t know the PUK number.
•
Change PIN
Input old SIM1/2 PIN, and then input new PIN, input the PIN code
again to confirm. Before change PIN, you need to turn on PIN lock.
•
Change PIN2
Input old SIM1/2 PIN2, and then input new PIN2, input the PIN2