Try to switch to another browser or close the browser and launch it again when you are unable to access the routerlogin.net window of a Netgear router. Sometimes a browser is facing traffic during a particular time which may be a reason that you are unable to access the web interface of the Netgear router. You can also try to delete the cache and downloaded history of a browser to resolve the routerlogin.net issue. New users can take the help of the online manual guide available on the official support website of Netgear.