Pin Management - TP-Link TL-MR6400 User Manual

Chapter 12
3. Enter the USSD request and click Send. You will see the message returned from the
carrier in the USSD Result

12. 3. PIN Management

PIN (Personal Identification Number) is used to protect the SIM card from embezzlement.
PIN Management allows you to easily change the PIN settings of your SIM card as
needed.
Follow the steps below to change your PIN settings.
1. Visit http://tplinkmodem.net, and log in with your TP-Link ID or the password you
set for the router.
2. Go to Advanced
• SIM Card Status - Displays the status of your SIM card.
• PIN Lock - Toggle on to enable PIN Lock. Once it is enabled, every time you start the
router with this SIM card inserted, you need to enter the PIN.
• Auto-unlock PIN - When the PIN is required upon router restarting or inserting a SIM
card, it will be validated automatically, saving you the trouble to enter the PIN each
time you start the router or insert a SIM card. If validation failed, you need to enter the
PIN on this page.
box.
> Network > PIN Management
Specify Your Network Settings
page.
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