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Windows 11: Security update cripples WLAN

Windows 11: Security update cripples WLAN

A security update for Windows 11 and other Windows systems has fatal consequences.


patch day r in june 2022

not only on some Windows 10 computers for WiFi issues,
but also Windows 11 users and users of older Windows systems have to nibble on the consequences. Because just like the US IT news site Betanews

important security patch KB5014697 ensures that the WLAN feature no longer works on some Windows 11 computers. microsoft

the problem and its solution as follows: ”

After installing KB5014697, Windows devices may not be able to use the Wi-Fi hotspot feature. When trying to use the hotspot feature, the host device may lose Internet connection after a client device connects.


To mitigate the issue and restore Internet access to the host device, you can disable the Wi-Fi hotspot feature. For instructions, see Use Windows PCs as a portable hotspot.

Next steps:

We are currently investigating the issue and will provide an update in a future release.

Specifically, these operating systems are said to be affected by the WLAN issue:

  • Windows 11 version 21H2

  • Windows 10 version 21H2

  • Windows 10 version 21H1

  • Windows 10 version 20H2

  • Windows 10 Enterprise LTSC 2019

  • Windows 10 Enterprise LTSC 2016

  • Windows 10 Enterprise 2015 LTSB

  • Windows 8.1

  • Windows 7 SP1

  • Server:

    Windows Server 2022; Windows Server version 20H2; Windows Server 2019; Windows Server 2016; Windows Server 2012 R2; Windows Server 2012; Windows Server 2008 R2 SP1; Windows Server 2008 SP2

After the June patch day, almost the same problem can occur on Windows 11 computers as on Windows 10 computers:

After Windows 10 upgrade, no more WiFi.

Patch Day: Microsoft closes nasty Follina gap in diagnostic tool

However, this WiFi outage is not the only issue caused by the June patch day updates. In this

blog post
Learn about all the possible patch day side effects from Microsoft.