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Powershell is not digitally signed: Set-ExecutionPolicy

If you have tried to run a PowerShell script that isn’t signed, you’ve likely run into the security error “File … cannot be loaded.  The file is not digitally signed.  The script will not be executed on the system. “  This means that the script is not trusted to be run on your system.

If you’d like to sign the script, here is a walkthrough:


Alternatively, you can change your signing policy.  This tends to be the practice most of the time… ;)


You can choose, “Set-ExecutionPolicy Unrestricted” or, replace unrestricted with “Restricted”, “AllSigned”, or “RemoteSigned”

Nathan Lasnoski


Nathan Lasnoski is the Director of Concurrency’s Solutions, a Datacenter MVP and a recognized leader in Core Infrastructure Design, SharePoint Infrastructure, Virtualization, and Unified Communications technologies.

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  • Jadii Griffin

    This is windblows

    • Bill L.

      Ha ha ha…your an idiot.

      • Andrew Monroe

        your an unfunny idiot.