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Windows Central
Windows Central
Technology
Zac Bowden

Microsoft issues SECOND emergency out of band update for Windows 11 to address disastrous Patch Tuesday bugs — KB5078127 released globally

Microsoft logo on an iphone with a BSOD in the background.

Microsoft's January 2026 Patch Tuesday updates for Windows 11 have been a total disaster, seemingly introducing more problems than it fixed. The botched update has already forced the company to issue one emergency out of band update to fix two major issues, and now a second emergency out of band update has been released to address another critical problem.

This time around, the out of band update is addressing an issue that caused Outlook and "cloud-backed" applications such as OneDrive and Dropbox to be rendered inoperable after Patch Tuesday. The temporary workaround was to uninstall the latest security updates, but now the KB5078127 update for version 24H2 and 25H2 should mitigate this need.

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