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kb5009566

About this tag
The tag kb5009566 refers to a Windows security update that has been associated with L2TP VPN connectivity issues. Users have reported problems with VPN connections after installing this update, and some have attempted to remove it to restore functionality. In some cases, removing the update alone may not resolve the issue, especially if the system has been upgraded to Windows 11. Alternative solutions, such as using a third-party VPN, have been tried with mixed results. This tag covers discussions about troubleshooting and workarounds for problems caused by kb5009566.
  1. J

    Windows 11 Windows Update (KB5009543, KB5009566) Removal after Updating to Windows 11 Issue

    I seem to have the same L2TP VPN issue as everyone with the security updates (KB5009543, KB5009566) but I upgraded to Windows 11 right after the update and now removing the updates is not helping me to get back on the VPN. The only way I have found to use the Windows VPN is to turn on my Norton...
    • JGF
    • Thread
    • issues kb5009543 kb5009566 l2tp norton removal security troubleshooting update vpn windows 11
    • Replies: 1
    • Forum: Windows Help and Support
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