NewsPublished 17 Sep 2026

Microsoft shares workaround for Windows domain login issues

Source Bleeping Computer

windows

Description

Microsoft has acknowledged a known issue affecting Windows 11 users who are unable to log in with valid domain credentials after installing the September 2026 security updates. A temporary workaround has been shared by Microsoft to address this login problem.

Impact

Users of Windows 11 who rely on domain credentials for authentication may be unable to access their systems, potentially disrupting business operations and access to domain resources. There is no indication of exploitation or data compromise associated with this issue.

Defensive guidance

Microsoft has provided a temporary workaround for the login issue. Users and administrators should apply this workaround as directed by Microsoft. Since this is a known issue following a security update, monitoring official Microsoft advisories for an official fix is recommended.

Summary

Following the installation of the September 2026 security updates, Windows 11 users may experience failures when attempting to log in using domain credentials. Microsoft has publicly shared a temporary fix to mitigate this issue while a permanent resolution is presumably being developed.

References

bleepingcomputer.com/news/microsoft/microsoft-releases-workaround-for-windows-domain-login-authentication-issues/ (opens in a new tab)

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Description

AI analysisMachine-generated, updated 17 Sep 2026, 09:01 UTC

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