A current Home windows 11 safety replace, KB5058405, launched on Could 13, 2025, has induced vital boot failures for some customers working Home windows 11 variations 22H2 and 23H2—particularly in enterprise and digital environments.
Affected techniques show a restoration error with code 0xc0000098, particularly referencing the ACPI.sys file, a vital kernel-mode driver accountable for energy administration and machine configuration in Home windows.
This problem has been noticed totally on:
- Azure Digital Machines
- Azure Digital Desktop
- On-premises VMs hosted on Citrix or Hyper-V
Residence and Professional version customers are much less more likely to encounter the issue, because it predominantly impacts IT-managed digital environments.
Technical Particulars and Troubleshooting Steps
The ACPI.sys file (Superior Configuration and Energy Interface) is important for Home windows to work together with {hardware} sources and handle energy states.
If this file is lacking or corrupted, Home windows can’t boot.
The KB5058405 replace seems to set off this error in sure configurations, notably after being deployed in virtualized setups.
For IT directors dealing with this problem, Microsoft recommends utilizing the Azure Digital Machine restore instructions for affected Azure VMs.
There may be at present no common workaround for on-premises environments, however Microsoft is actively investigating and plans to launch an out-of-band replace quickly.
Frequent Troubleshooting Instructions:
To reset Home windows Replace elements, directors can use the next instructions in an elevated Command Immediate:
textual contentinternet cease bits
internet cease wuauserv
internet cease appidsvc
internet cease cryptsvc
Ren C:WindowsSoftwareDistribution SoftwareDistribution.outdated
Ren C:WindowsSystem32catroot2 Catroot2.outdated
internet begin bits
internet begin wuauserv
internet begin appidsvc
internet begin cryptsvc
These steps may also help resolve update-related points, however could indirectly repair the ACPI.sys error in all instances.
Replace Standing, Recognized Points, and Function Overview
Microsoft has acknowledged the issue and is working towards a decision.
Within the meantime, customers are suggested to keep away from deploying KB5058405 on essential digital infrastructure till a repair is offered.
The replace is a part of the continued help for Home windows 11, model 23H2, which can obtain month-to-month safety updates till November 11, 2025, for Residence and Professional editions, and till November 10, 2026, for Enterprise and Schooling editions.
Crucial Points in Home windows 11 Model 23H2 Updates
Problem Description | Error Code | Affected Replace | Standing | Affected Platforms |
---|---|---|---|---|
Boot failure as a consequence of ACPI.sys error | 0xc0000098 | KB5058405 | Confirmed | Home windows 11 22H2/23H2 (primarily digital machines) |
Linux boot failure in dual-boot after SBAT replace | N/A | KB5041585 | Resolved | Home windows 11/10 (dual-boot setups) |
24H2 replace fails by way of WSUS after April replace | 0x80240069 | KB5055528 | Resolved | Home windows 11 22H2/23H2 (enterprise) |
Key Options in Home windows 11 Model 23H2:
- Introduction of Microsoft Copilot (AI assistant)
- Enhanced Home windows Backup and Passkey help
- AI-powered instruments in Paint, Snipping Device, and Images
- Improved accessibility options (Voice Entry, Narrator)
- Vitality-saving choices like Wake on Strategy and Adaptive Dimming
The KB5058405 replace highlights the complexities of sustaining large-scale Home windows deployments, particularly in virtualized and enterprise environments.
IT professionals ought to monitor Microsoft’s launch well being dashboard for updates and contemplate pausing affected updates in essential techniques till a repair is issued.
For now, understanding the technical underpinnings—such because the position of ACPI.sys and the influence of cumulative updates—stays essential for efficient troubleshooting and system stability.
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