Technology

Microsoft's April patch puts Windows domain controllers into reboot loops — third known issue from KB5082063 is affecting Windows Server 2016 through 2025

Source

Tom's Hardware

Published

Apr 17, 2026

TL;DR

AI Generated

Microsoft's April security update, KB5082063, is causing Windows domain controllers to enter reboot loops due to crashes in the LSASS on non-Global Catalog domain controllers used in Privileged Access Management deployments. This issue affects Windows Server versions from 2016 to 2025. Microsoft has not released a patch yet but is directing affected administrators to Microsoft Support for Business for mitigation guidance. This is the third known issue with KB5082063, with reports of BitLocker recovery key prompts and failed installations on Windows Server 2025 systems. Admins are advised to delay the update, test it on a isolated domain controller, or seek mitigation steps from Microsoft Support.

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Microsoft is giving Windows 11 File Explorer a speed boost, dark mode fix, and reducing explorer.exe crashes

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Windows 11 finally fixes inconsistent folder views in File Explorer

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