TP-Link TD-W9977 User Manual page 79

• Change a web browser or computer and log in again.
• Reset the modem router to factory default settings.
Note: You'll need to reconfigure the modem router to surf the Internet once the modem router is reset.
Open a web browser and log in again. If login fails, please contact the technical
support.
T4 What can I do if I cannot access the Internet?
1 Check to see if all the connectors are connected well, including the telephone line,
Ethernet cables and power adapter.
2 Check to see if you can log in to the web management page of the modem router. If
you can, try the following steps. If you cannot, please set your computer by referring
to T3 and then try to see if you can access the Internet. If the problem persists,
please go to the next step.
3 Consult your ISP and make sure all the VLAN ID (VDSL), VPI/VCI (ADSL), Connection
Type, account username and password are correct. If there are any mistakes, please
correct the settings and try again.
4 Refer to T5 to clone the MAC address.
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