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A bizarre bug in the latest Windows 11 update allows endless copies of Task Manager to run in the background and can even impact system performance

As peculiar Windows bugs go, this one is a doozy. It seems Task Manager in the latest October update for Windows 11 (update KB5067036, which is both currently and mercifully optional) is determined to ...
The Verge

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

The optional October 2025 update can cause multiple Task Manager instances to run in the background. The optional October 2025 update can cause multiple Task Manager instances to run in the ...
Bleeping Computer

Microsoft fixes Windows Task Manager bug affecting performance

Microsoft has resolved a known issue preventing users from quitting the Windows 11 Task Manager after installing the optional Windows 11 KB5067036 update. Although having a few Task Manager processes ...
ZDNet

Windows 11 users hit with bizarre Task Manager duplication bug - here's how to avoid it

A new Windows 11 bug causes Task Manager to keep duplicating. Each time you close and reopen the tool, another instance launches. To avoid this, you'll have to close Task Manager from Task Manager ...
Bleeping Computer

Microsoft: Windows Task Manager won’t quit after KB5067036 update

Microsoft has confirmed a known issue that is preventing users from quitting the Windows 11 Task Manager after installing the October 2025 optional update. This comes after widespread user reports ...
PC World

Microsoft fixes Windows 11 bug that kept Task Manager open

Task Manager is one of the essential tools of Windows, an easy, always-available look at what software is running (or not). But most users don’t have it open constantly and even those who do probably ...