How To Update The Netgear WNDR4500 Firmware?
Launch a web browser from a computer or mobile device that is connected to your router's network. Enter http://routerlogin.net. Enter the router adminuser name and password. The user name is admin. The password is the one that you specified the first time that you logged in. The user name and password are case-sensitive. Access your schedule or NTP settings: For R7000 or R7000P, select ADVANCED > Security > Schedule. This is how you can update the Netgear wndr4500 firmware.
Read more: setup netgear router as access point