If you use a WiFi device to connect to the modem router, you might need to log in again.Note
7. Select BASIC > Internet.
The Internet Setup page displays.
8. From the Select Country menu, select the country in which you use the modem router.
The Select Country menu is not available in all countries and might be masked out.
9. From the Select Internet Service Provider menu, select the Internet service provider (ISP) that you are using.
If your ISP is not in the menu, select Other.
10. Make sure that the Enable This Interface check box is selected.
11. Scroll down to the Does your Internet connection require a login? section and select the No radio button.
Manage the Internet Settings Manually
Nighthawk X4S AC2600 WiFi VDSL/ADSL Modem Router Model D7800