IMPERSONATING_WORKER_THREAD – 5 Reliable Fixes

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IMPERSONATING_WORKER_THREAD
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The 0x000000DF IMPERSONATING_WORKER_THREAD error occurs when a worker thread fails to properly stop impersonating another process before completing its task. This issue can arise from driver conflicts, malware, or misconfigurations in Windows settings. 

Fortunately, I’ll show you how to restore your system’s stability. But before we start, try the quick fixes below:

  • Unplug all external hardware, then restart your PC. 
  • Check and update Windows. Press Windows + I > Windows Update > Check for updates > Download and install.

If the issue persists, don’t panic. There are more detailed solutions.

5 Ways To Fix IMPERSONATING_WORKER_THREAD

Here’s what you can do:

Turn off Fast Startup

Fast Startup is a Windows feature that allows your system to boot up faster by putting your computer into a hibernation state when you shut it down. However, it can sometimes cause system errors like IMPERSONATING_WORKER_THREAD. Here’s how to disable it:

  1. Press the Windows icon + X, then select Power Options.
Power Options
  1. Tap Additional Power Settings on the top right.
Additional Power Settings
  1. On the left panel, click Choose what the power buttons do.
Choose what the power buttons do
  1. Click on Change settings that are currently unavailable.
Change settings that are currently unavailable
  1. Under the Shutdown settings section, uncheck the box next to Turn on fast startup. Then click Save Changes and restart your computer.
Turn on fast startup

Scan Device Performance and Health

Windows has built-in diagnostic tools to assess your system’s overall health. A Device Performance and Health scan can help detect and fix underlying issues contributing to the IMPERSONATING_WORKER_THREAD error. Here are the steps to follow:

  1. Press Windows + I to open Settings. Click Update & Security.
Update & Security
  1. Select Windows Security from the left pane. In the right-hand panel, click Device Performance & health.
Device Performance & health.
  1. Check your Health report. If any issues are found, follow the recommended actions to resolve them.
Health report

Run Windows Defender Offline

Malware infections can sometimes interfere with worker threads, leading to errors such as IMPERSONATING_WORKER_THREAD. You can run a Windows Defender Offline scan to identify and remove persistent malware. Follow the steps below:

  1. Press Windows + I to open Settings and click Update & Security.
Update & Security
  1. Choose Windows Security from the left panel, then tap Virus & threat protection
Virus & threat protection
  1. Click on Scan options.
Scan options
  1. Scroll down and select Microsoft Defender Offline scan, then tap Scan Now
Microsoft Defender Offline scan

Your PC will restart, and Windows Defender will run a deep scan for malware before booting.

Uninstall Recently Installed Software

If the IMPERSONATING_WORKER_THREAD error began after installing new software or drivers, that could be the cause. Uninstalling it may restore system stability.

  1. Press Windows + X, then select Apps and Features.
 Apps & features
  1. Scroll down and find the recently installed program. Click on it and choose Uninstall.
Uninstall.

After uninstalling, restart your system to see if the error has been resolved.

Run System Restore

If none of the above steps work, try using System Restore to roll back your system to a point before the error. This can undo recent changes to system files, drivers, and settings. Here’s how:

  1. Press Windows + S, type System Restore, and hit Open.
System Restore
  1. Click System Restore.
System Restore
  1. Choose a restore point created before the error started and click Next.
Choose a restore point
  1. Click Finish to confirm it.
Finish

Your PC will revert to the previous state which was working without the error.

Dealing with IMPERSONATING_WORKER_THREAD can be challenging, but these five methods can help you fix the issue and prevent further disruptions. You may encounter similar problems with ACTIVE_EX_WORKER_THREAD_TERMINATION. However, staying proactive with system maintenance can also help you avoid these in the future.

You can also learn to fix other blue screen errors like Aswhdske.sys, NETwlv64.sys, and Bindflt.sys.

More about the topics: Blue Screen of Death, Windows

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