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Fix: Windows PowerShell High Memory In Task Manager

If you are running Windows 11 and find that your system starts to slow down considerably shortly after booting up, there could be many reasons for this.

PowerShell Auto-Starting & Using Memory

In this article we are going to resolve a bug that sees Windows PowerShell using high RAM resources.

Within Task Manager you are able to sort by CPU and Memory. If you discover that PowerShell is using high amounts of memory, follow these steps to resolve the problem.

Open Task Manager in Windows 11

To open Task Manager in Windows 11, simply right-click the Start Menu flag and open from there. Alternatively simply right-click a blank space on the taskbar at the bottom of your screen.

Note: If you are opening Task Manager for the first time, click on “More details” on the bottom-left of the dialog window. This will expand Task Manager.

Task Manager – View Resources

To see what apps or programs are eating the most resources, within the main Task Manager window, under the Processes tab, click on the words CPU and Memory. this will sort-by processes that are eating the most resources.

Let’s Fix The Issue With Windows PowerShell Using Memory

Time needed: 2 minutes

Prevent Windows PowerShell Using Resources

  1. Kill The Process

    Highlight Windows PowerShell and click the End Task button.Windows PowerShell Task Manager

  2. Prevent It Auto-Starting Next Time

    Within Task Manager, select the Startup tab. Find a process called microsoft (as pictured). Select it and press the Disable button.Task Manager Startup Tab

  3. Reboot Computer

    Start Menu / Restart. This is an important step to complete this bug fix.

Run SFC Scan

You may also want to run an SFC scan afterwards. This will find and fix other issues within the operating system. This is a harmless system scan that will resolve issues with the smooth running of your system.

If you are not familiar with running SFC Scan, please refer to this archived post: Run SFC Scan.

Additional Notes

If the problem reoccurs, download Autoruns (download link here) and “Run as administrator” by right-clicking it.

In Autoruns, if you see under HKCU\Software\Microsoft\Windows\CurrentVersion\Run a process called microsoft (without a Publisher), untick this and reboot your computer.

Autoruns is designed for advanced users, please be careful what else you decide to alter within here.