The below PowerShell script will use recursively un-block all files in a directory specified


#!powershell
# Setup Key Values ###################################
$dropboxPath = "C:UsersTestUserDropboxTeamFolderProjects 2025

Write-Host “Starting to unblock files in $dropboxPath recursively…”

# Get all files recursively
$files = Get-ChildItem -Path $dropboxPath -Recurse -File

foreach ($file in $files) {
try {
Write-Host “Processing: $($file.FullName)”
Unblock-File -Path $file.FullName
} catch {
Write-Host “Failed to unblock: $($file.FullName) – $_”
}
}
Write-Host “Unblocking process completed.”