The Known Issue Rollback feature was fully functional beginning with Windows 10, version 2004 (older versions like 1909 and 1809 also have partial support for KIR built into the OS ...
Microsoft is rolling back the updates on systems that are experiencing these issues using Known Issue Rollback (KIR). KIR is an important Windows servicing improvement to support non-security bug ...
The company has officially acknowledged the problem, shared workarounds for the affected customers, and applied the Known Issue Rollback System (KIR) to prevent the bug from spreading. The ...