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Windows Server 2025 KB5082063 security update (installation failures)

Security Patch Release
First reported
Last updated
Happening score
H score 11
1 unique sources, 1 articles

Summary

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Microsoft's KB5082063 security update for Windows Server 2025 is failing to install on some systems, disrupting April 2026 patch deployment. The company is investigating the issue after observing recurring installation errors. Some affected devices are also reporting 0x800F0983 and may boot into BitLocker recovery after the update.

Related Happenings

Microsoft Windows Server 2016 KB5094122 installation failures resolved

Service Disruption
H score1 First: 18.06.2026 13:14 Last: 18.06.2026 13:14 Sources 1

About this happening: Microsoft resolved a Windows Server 2016 update-installation failure that blocked June 2026 security updates on some unpatched servers. Affected devices could hit 0x8007...

Open Happening

Microsoft WUSA network-share Windows update failure

Service Disruption
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Microsoft Windows Server 2025 and Windows 11 23H2 BitLocker recovery fix

Security Patch Release
H score15 First: 11.06.2026 11:44 Last: 11.06.2026 11:44 Sources 1

About this happening: Microsoft shipped KB5094125 for Windows Server 2025 and KB5093998 for Windows 11 23H2 to fix a BitLocker recovery bug tied to the April 2026 security update*...

Open Happening

Microsoft Windows Update installation failures on upgraded Windows 11 PCs

Service Disruption
H score1 First: 10.06.2026 14:33 Last: 10.06.2026 14:33 Sources 1

About this happening: Microsoft Windows Update is failing on a small percentage of upgraded Windows 11 PCs, blocking June 2026 cumulative updates and producing 0x80073712 or 0x800f099...

Open Happening

Microsoft BitLocker recovery prompt workaround

Advisory/Mitigation
H score25 First: 09.06.2026 21:35 Last: 09.06.2026 21:35 Sources 1

About this happening: Microsoft issued a temporary workaround for BitLocker recovery prompts on some Windows systems after recent updates. The issue affects devices configured with a BitL...

Open Happening

Timeline

  1. 16.04.2026 10:37 2 articles · 3mo ago

    KB5082063 release and install failures on Windows Server 2025

    Untyped Phase

    Microsoft released the April 14, 2026 Windows security update KB5082063 for Windows Server 2025, and some affected systems began failing to install the update with recurring 0x800F0983 errors when deploying the April 2026 security updates.

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  2. 16.04.2026 10:37 1 articles · 3mo ago

    Microsoft investigates KB5082063 failures and BitLocker recovery risk

    Initial Disclosure

    Microsoft said it is monitoring diagnostic data reports for Windows Server 2025 devices, investigating KB5082063 installation failures, and warning IT administrators that some affected systems may boot into BitLocker recovery and prompt for a BitLocker key after deployment.

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