D-Link Mobile DWM-156 User Manual page 13

3.3.1 Security Setting
1. PIN Enable
You can enable the PIN Code verification by select "PIN Enable".
When "PIN Enable" item is selected, you will be asked to enter PIN code to use the modem.
Click "Revise PIN" to modify the PIN Code. Enter the old PIN Code and the new PIN Code, click "OK" to confirm.
Note: This function needs network support.
2. Backup/Restore the Contacts and SMS
You can backup the contacts and SMS in PC to your PC. And you can also restore them. To use this function, select the
"Backup/Restore the Contacts and SMS" item first. And then click the "Backup" button to backup the contacts and SMS, or click
the "Restore" button to restore the contacts and SMS.
3.3.2 Network Setting
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