A bizarre Windows 11 bug duplicates Task Manager instead of closing it

The Task Manager isn’t managing its tasks. | Image: u/Hary06

If you’re a Windows 11 idiosyncratic who often uses the Task Manager tool, you should astir apt debar Microsoft’s latest OS update. Reddit users and my workfellow Tom Warren are reporting that a bug successful the optional Windows 11 KB5067036 update is causing Task Manager to duplicate itself erstwhile they effort to adjacent the app, impacting machine performance.

The bug is breaking the “X” fastener to discontinue Task Manager, preventing the app from shutting down and alternatively keeping it moving successful the background. Repeated attempts to unfastened and adjacent the app effect successful aggregate instances that tin devour up your CPU and RAM resources.

According to the KB5067036 alteration log notes, the update includes a hole for Task Manager that resolves immoderate apps not being grouped with their processes, but mentions nary different Task Manager changes. Microsoft hasn’t acknowledged this caller bug astatine the clip of writing, and the KB5067036 log inactive says that the institution “is not presently alert of immoderate issues with this update.”

We person reached retired to Microsoft for further information.

Thankfully, Windows Latest and Reddit idiosyncratic BNSoul person recovered a impermanent workaround. Individual Task Manager instances tin beryllium closed by selecting the “End task” fastener connected the app alternatively of clicking the “X” button, oregon users tin tally taskkill /im taskmgr.exe /f in the Windows 11 Command Prompt to unopen down each of the Task Manager instances simultaneously.