Microsoft released the January 13, 2026 security baseline today — published as KB5074109 — and enterprise administrators should treat this as both a mandatory security checkpoint and a practical reminder about the new Hotpatch servicing cadence for Windows 11 Enterprise (24H2 and 25H2). The...
Microsoft’s January Patch Tuesday for Windows 11 landed with more than the usual batch of security fixes: the cumulative update (KB5074109) published on January 13, 2026, bundles a servicing‑stack update and a set of quality changes that include compatibility shifts, a targeted fix for battery...
