One of those was UEFI Secure Boot, a mechanism for verifying PC bootloaders to ensure that unverified software can’t be loaded at startup. Secure Boot was enabled but technically optional for Windows ...
Refreshing new certificates represents one of the largest coordinated security maintenance efforts across the Windows ecosystem,' Microsoft explains.
Microsoft releases Windows 10 update KB5075912 for February 2026. This Patch Tuesday rollout includes critical security fixes and OS improvements.
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