Lost internet connectivity due to recent security patch


justwondering13

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8:19 PM
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Windows 11
Hi. I was wondering wtf happened and so I googled and found out latest Win11 security patch broke DHCP server. I went ahead and uninstalled the update, restarted and thought it would've been fixed. Nah, it still doesn't work. To make matters worse its a VM that has sensitive data that I can't really just reinstall.

What are my options here? Thanks!
 

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Windows 11
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try setting up the internet connection using static addressing
IP address
gateway
subnet mask
and which DNS server you prefer
i use cloudflare
IPv4 > 1.1.1.1 primary
IPv4 > 1.0.0.1 secondary

then try the connection
best of luck Steve ..
 

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I realise that it's a bit of a longshot but if you started off that VM or any other network drives by cloning any other network drives, it would have problems after some recent updates..
In this case, you can try the solution proposed by @Nipdawg in
Cannot login to network shares after update - ElevenForum
There are other discussions of this issue in
Networking, Shared Folder, Password Issue - ElevenForum
Two PC's with Windows 11 Pro - Cant Access Each Other on Shared Network - ElevenForum
Kerberos and NTLM authentication failures due to duplicate SIDs - MSSupport
W11 25H2 26200.7922 (or earlier) _ Cannot login to network shares after update - ElevenForum
how to get group policy for duplicate sid - MSLearn


Best of luck,
Denis
 
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Windows 11 Home x64 Version 25H2 Build 26200.8037

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