Get-ChildItem -Path "C:\YourDirectory" | Unblock-File Or using the alias:
Get-ChildItem -Path "C:\YourDirectory" -Recurse -File | ForEach-Object Remove-Item -Path $_.FullName -Stream Zone.Identifier -ErrorAction SilentlyContinue powershell unblock all files in directory
Get-ChildItem -Path "C:\YourDirectory" -Recurse -File | Where-Object (Get-Item $_.FullName -Stream Zone.Identifier -ErrorAction SilentlyContinue) -ne $null The Basic Command To unblock all files within
ls "C:\YourDirectory" | Unblock-File 1. Recursively Unblock All Files in Subdirectories Get-ChildItem -Path "C:\YourDirectory" -Recurse | Unblock-File 2. Unblock Only Specific File Types # Unblock only PowerShell scripts Get-ChildItem -Path "C:\YourDirectory" -Filter *.ps1 -Recurse | Unblock-File Unblock multiple file types Get-ChildItem -Path "C:\YourDirectory" -Include *.ps1, *.exe, *.dll -Recurse | Unblock-File 3. With Error Handling Get-ChildItem -Path "C:\YourDirectory" -Recurse -File | ForEach-Object try Unblock-File -Path $_.FullName -ErrorAction Stop Write-Host "Unblocked: $($_.FullName)" -ForegroundColor Green catch Write-Host "Failed to unblock: $($_.FullName) - $_" -ForegroundColor Red causing PowerShell scripts
Overview When you download files from the internet or receive them from external sources, Windows automatically adds an "alternate data stream" (ADS) called the Zone Identifier. This marks files as potentially unsafe, causing PowerShell scripts, executables, and other files to be blocked. The Unblock-File cmdlet in PowerShell removes this restriction. The Basic Command To unblock all files within a specific directory: