The latest KB5074109 update for Windows 11 causes the classic Outlook app to crash and lose emails, and there’s a risk of data loss if PST or OST files are stored on cloud-backed storage! You can read ...

After Windows 11 January 2026 update, we're seeing reports of other issues, including a sleep problem (S3), and more.

There are workarounds, though.

Microsoft has confirmed that the Windows 11 January 2026 Update is causing at least three major issues, rolling out fixes for ...

Microsoft's January 2026 update for Windows 11 has led to a shutdown bug affecting a minor group of users, causing systems to ...

Microsoft's January security updates for Windows 11 also appear to be disrupting Outlook. Microsoft is investigating problems ...

As reported by Windows Latest, Microsoft has now “released fixes for at least two bugs.” Specifically, the shut-down failure ...

Windows 11 Patch Tuesday updates for 24H2 and 25H2 reportedly break classic Outlook, causing freezes, hangs, and lost email ...

Microsoft shared a temporary workaround for customers experiencing Outlook freezes after installing this month's Windows ...

Microsoft confirmed that the KB5074109 January Windows 11 security update causes the classic Outlook desktop client to freeze ...

Microsoft has really stepped in it with the first Windows 11 update of 2026. Reports from annoyed Windows users are cropping ...

Windows update KB5074109 is linked to black screen and freezing issues on Nvidia systems, with users awaiting a driver or ...