Windows 11 KB5074109 (January 2026 Update) is causing major issues on some PCs, and Microsoft has more details to share.

Round and round we go.

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Windows 11’s first big update of 2026 was supposed to harden security and smooth out rough edges. Instead, it has left some users staring at blank desktops, stalled shutdown screens, and boot loops ...

Round and round we go.

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Microsoft’s new warning was spotted by Windows Latest. “In an updated support document, the company has confirmed that the update is indeed crashing some PCs.” This primarily affects commercial PCs.

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