When Windows users are suddenly greeted by a blue screen at startup citing the ominous error code 0xc0000098—and specifically pointing to a missing or corrupt ACPI.sys file—the sense of alarm is palpable. This particular blue screen crash doesn’t discriminate, impacting unsupported Windows 10...
acpi.sys
blue screen
boot failure
device compatibility
driver backup
errorcode0xc0000098
hotfixes
malware prevention
power management
system drivers
system file backup
system integrity
system recovery
system repair
uefi secure boot
windows 10
windows 11
windows error
windows troubleshooting
windows update
Here’s a current summary of the KB5058405 issue and Microsoft’s emergency response as confirmed by both Forbes and discussions in technical forums:
What happened?
The Windows 11 May 13, 2025, security update (KB5058405) has failed for some users, causing unbootable systems and recovery errors...
acpi.sys
azure virtual machines
boot repair
citrix systems
enterprise system fixes
errorcode0xc0000098
hyper-v issues
kb5058405
microsoft emergency patch
microsoft support
out-of-band patch
system boot errors
system recovery
system troubleshooting
update failures
virtual machine recovery
virtualization support
windows 11
windows update problems