Microsoft confirms KB5127648 update breaks Windows 11 performance feature

Microsoft has confirmed that Windows 11's latest Patch Tuesday update, KB5127648, breaks a feature that helps improve system performance on weaker PCs. The report comes from Neowin.
What the confirmed problem involves
According to Neowin, Microsoft has acknowledged that the KB5127648 update, released as part of the latest Patch Tuesday cycle, disrupts a Windows 11 feature designed to help lower-powered machines run better.
The facts available describe the feature as one that improves system performance on weaker PCs. Beyond that, the sources reviewed here do not describe how the feature is affected or which devices are most affected.
About Microsoft
Microsoft is a software and software development company based in Redmond. It was founded in 1975, and its products and services include Microsoft Windows, the operating system on which the affected feature runs.
Open questions
- Which PCs are affected by the disruption to the performance feature?
- When will Microsoft release a fix for the KB5127648 issue?