192.168.1.250 is used to visit WiFi extender login and its setup. You can also visit http/mywifiext-net for Netgear extender setup. Getting mywifiext-net not working issue repeatedly and want to change username and password for WiFi extender login then use 192.168.1.250. You can also reset the WiFi extender via mywifiext-net login.
Go to http-//mywifiext-net or 192.168.1.250 for WiFi extender setup. After you've completed the mywifiext-net Setup, you can modify the mywifiext-net login settings to according to your needs.