you can also set this in the pbk file: rasphone.pbk by setting the IPDNSFlags parameter to "3" or by powershell: $RASPhoneBook = "C:\ProgramData\Microsoft\Network\Connections\Pbk\rasphone.pbk" (Get-Content $RASPhoneBook) -Replace 'IpDnsFlags=0', 'IpDnsFlags=3' | Set-Content $RASPhoneBook
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