Windows 11 KB5067036 has a bug that causes the Task Manager to duplicate every time it is closed, potentially hurting PC performance.
The update, released on October 28, includes new features such as a redesigned Start menu, colorful battery icons, and a Recommended feed in File Explorer.
Microsoft hasn’t acknowledged the reports yet, but 30% of our 100 virtual machines have run into this odd bug.
KB5067036 also fixes issues with Windows shutting down when using Update & Shut Down in the Start menu's power options.
Author's summary: Windows 11 update causes Task Manager issues.