D-Link DIR-882 User Manual page 204

DIR-882 AC2600 Wave 2 MU-MIMO Wi-Fi Gigabit Router with
3G/LTE Support and 2 USB Ports
User Manual
If upon one of the operations described above you have entered an incorrect value in the PIN code
field three times (the number of remaining attempts is displayed in the PIN input window), the SIM
card inserted into your USB modem is blocked.
Figure 160. The USB Modem / Modem name / Basic Settings page. The window for PUK code input.
For further use of the card, click the PUK INPUT button, enter the PUK code in the relevant field,
and then specify a new PIN code for your SIM card in the New PIN code and New PIN code
confirmation fields. Click the APPLY button.
Click the USSD button to go to the USB Modem / Modem name / USSD page.
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Configuring via Web-based Interface