In order to setup your Netgear range Extender manually. You need to open www.mywifiext.net on your browser.It will directly take you to the New Extender Setup page from where you can follow the onscreen steps for setting up your netgear extender.
Sometimes you might receive a error message or screen which says you are not connected to range extender while getting on www.mywifiext.net this is because www.mywifiext.net is not a regular internet website it's a local web address used to open New Extender Setup Page or Genie Page or Netgear Smart Wizard of your Netgear Wireless Range Extender.
Troubleshoot issues connecting to www.mywifiext.net:
Do check the distance between your router and Netgear range extender they should be as close as possible for you to place it while setting up your range extender.
Do check the lights on your Netgear Range Extender power light as well as device light should be on while you are trying to get on www.mywifiext.net.
Sometimes www.mywifiext.net doesn't work so use
192.168.1.250 on your web brower.
Sometimes there can be a browser issue as well so try www.mywifiext.net on different browser
Sometimes wireless connection doesn't work in that case try to use hardwire connection to your Netgear Range Extender.