www.mywifiext.net is a local web address for the initial installation of your Netgear Range Extender.so it is said that often WWM.MYWIFIEXT.NET isn’t a normal website, if you attempt to access www.mywifiext.net to configure your website, it may be an error message you will receive from www.mywifiext.net. This site is not accessible and may vary from browser to browser. This is because the error message for the internet explorer is different for Chrome and for Safari and will only open if the device is physically or wirelessly connected via Ethernet. Still if you are unable to access the site at www.mywifiext.net, then you can talk to an expert.