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Is there any way to prevent PowerShell from going through group policy? Windows PowerShell is preinstalled in Windows 10 and is a command line shell designed specifically for programmers and IT professionals. If you are a standard Windows user, you should get rid of it. In this tutorial, we will show you how to disable PowerShell for all user accounts in Windows 10 using the Software Restriction Policy GPO.
Steps to Disable PowerShell using the Group Policy (GPO)
These are GPO creation steps to completely disable PowerShell on Windows 10, and the steps below also work on Windows 7 and Windows 8.
- Start the Start menu by pressing the Windows key.
- Type Windows Management Tools and press Enter.
- Locate and double-click the local security policy file.
- Right-click the Software Restriction Policies folder.
- Select “New Software Restriction Policies”.
- Expand the Software Restriction Policies folder.
- Right-click the “Additional Rules” folder.
- Select the “New Hash Rule” option.
- Click the “Browse” button under the “General” tab.
- In the “Browse” window, go to the location indicated below.
- C:\Window\System32\PowerShell\v1.0
- Select the PowerShell.exe file and click Open.
- Click the “Apply” and “Ok” buttons.
- Close the Local Security Policy window.
- Restart Windows.
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After restarting, Windows blocks the PowerShell application according to the local security policy. When a user attempts to open the PowerShell application, Windows displays the message “This application has been blocked by the system administrator.
Disabling PowerShell 2.0 Using Windows Features
As PowerShell 2.0 is an unpopular feature, it is enabled as an optional feature. This means that you can disable it using Windows features. This is especially useful if you do not want to use PowerShell commands.
- First, open the Start menu, look for “Enable or disable Windows features”, then click on the result to open Windows features.
- In this window, scroll down until you see the Windows PowerShell 2.0 option. Uncheck the check box, then click the OK button to save the changes.
- Locate the Windows PowerShell 2.0 option.
- When you click the OK button, Windows makes the necessary changes. When you’re done, just click the Close button, and you’re done.
- Windows will make the necessary changes.
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