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2 weeks ago 1 min read

Windows 11 KB5089549 Fails on Low EFI Space: How Known Issue Rollback Fixes It

Microsoft confirmed on May 15, 2026, that the May security update for Windows 11, KB5089549, is hitting an installation wall on devices running versions 24H2 and 25H2 when the EFI System Partition...

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Windows 11 KB5089549 Fails on Low EFI Space: How Known Issue Rollback Fixes It

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