The KB5058405 issue mainly affected virtual machines, but some physical devices were hit too. Microsoft released the KB5062170 hotfix for Windows 11 22H2 and 23H2 users, but the real problem lies in ...

Microsoft’s May 2025 update for Windows 11 (KB5058405) caused an unexpected boot problem for users running versions 22H2 and 23H2.After installing that security patch, some systems couldn’t ...

The Fix from Microsoft To fix the installation and boot problem, Microsoft released the KB5062170 non-security out-of-band (OOB) update over the weekend, which is available now from the Microsoft ...

Microsoft has released another emergency update for Windows 11 users, following reports of a new issue affecting both physical and Azure cloud machines. This flaw stopped the operating system from ...

Microsoft has swiftly deployed an emergency patch to address a critical issue that has been preventing some Windows 11 systems from properly installing the May 2025 security update (KB5058405).

Original story from May 30, 2025: It’s been over two weeks since Microsoft released update KB5058405 for Windows 11 23H2, which was supposed to fix several security problems in the operating ...

The company says that those who installed KB5058405 without any issues do not need to install KB5062170. An important point for users to note is that the KB5062170 update only addresses the ACPI ...

The problem: While installing the May Windows security update (KB5058405) on some of these computers, the OS thinks a crucial file – ACPI.sys – is missing. The Advanced Configuration and Power ...

Microsoft was quick to acknowledge that it was “investigating reports of the May 13, 2025 Windows security update (KB5058405) failing to install on some Windows 11, version 22H2 and 23H2 devices.” ...

Security update KB5058405 for Windows 11 23H2 and 22H2 comes with severe side effects for some PCs. Microsoft's emergency patch fixes it. By Hans-Christian Dirscherl and Joel Lee Jun 2, 2025 6:00 ...