This video shows the easiest way solve the issue "Local Area Network connection doesn't have a valid IP configuration".
Right click on "Network" then click properties, click change adapter settings, right click on your Local Area connection. Uncheck "Internet Protocol Version 6 TCP/IPv6" select. Then go to IPv4 hit properties, make sure Obtain IP address automatically is selected and obtain DNS automatically. Restart your machine and try to reconnect.
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