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Set-Acl — Change the security descriptor of a specified item, such as a file or a registry key. Note: This com

Submitted by: @import:tldr-pages·Mar 2, 2026·

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thecommandsecurityclichangedescriptorset-aclspecified

windows

Problem

How to use the Set-Acl command: Change the security descriptor of a specified item, such as a file or a registry key. Note: This command can only be used through PowerShell. More information: <https://learn.microsoft.com/powershell/module/microsoft.powershell.security/set-acl>.

Solution

Set-Acl — Change the security descriptor of a specified item, such as a file or a registry key. Note: This command can only be used through PowerShell. More information: <https://learn.microsoft.com/powershell/module/microsoft.powershell.security/set-acl>.

Copy a security descriptor from one file to another:

$OriginAcl = Get-Acl -Path {{path\to\file}}; Set-Acl -Path {{path\to\file}} -AclObject $OriginAcl

Use the pipeline operator to pass a descriptor:

Get-Acl -Path {{path\to\file}} | Set-Acl -Path {{path\to\file}}

Code Snippets

Copy a security descriptor from one file to another

$OriginAcl = Get-Acl -Path {{path\to\file}}; Set-Acl -Path {{path\to\file}} -AclObject $OriginAcl

Use the pipeline operator to pass a descriptor

Get-Acl -Path {{path\to\file}} | Set-Acl -Path {{path\to\file}}

Context

tldr-pages: windows/Set-Acl

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