Microsoft finally fixes bug that broke all major Windows 11 core UI components on some PCs

Last month, Microsoft introduced a significant update to the out-of-box experience (OOBE) for Windows 11, specifically targeting the 25H2 and 24H2 versions under the identifier KB5095189. This update marks a crucial step in enhancing the initial setup process that users encounter immediately after installing the operating system.

Enhancements and Fixes

This rollout coincided with additional setup and recovery updates, namely KB5102558 and KB5095615, which were part of the June C-release preview update (KB5095093). The updates brought a wealth of changes and improvements, including several major bug fixes that have been long awaited by users.

One of the most notable fixes addressed a storage issue caused by the Capability Access Manager process, a default Windows service that was inadvertently consuming several gigabytes of disk space. This resolution is expected to alleviate concerns for users who have been struggling with storage shortages.

Moreover, Microsoft tackled another significant problem affecting certain systems, where nearly all Shell components were rendered inoperative. This malfunction impacted essential user interface elements such as the Start menu, Search bar, Settings, Taskbar, and File Explorer, effectively disrupting the core functionality of the operating system. The issue primarily affected provisioned PCs due to compatibility conflicts with XAML, and an updated workaround was provided earlier this year in January.

Interestingly, Microsoft acknowledged that this particular bug had been present since July 2025. After nearly a year of challenges, the company has finally resolved the issue with the latest C-release. The fix is set to be distributed to all users in the upcoming Patch Tuesday update. In their announcement, Microsoft stated:

This issue is addressed starting with Windows updates released June 23, 2026 (KB5095093). This resolution is gradually rolling out and will be fully available in the following month in a monthly Windows update. We recommend you install the latest update for your device as it contains important improvements and issue resolutions, including this one.

In the interim, Microsoft advises users to utilize the previously provided workarounds until the fix is fully deployed. For further details, users can refer to the official support article available under KB5072911 on Microsoft’s website.

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Microsoft finally fixes bug that broke all major Windows 11 core UI components on some PCs