Sharepoint

$SiteURL = "https://test.sharepoint.com/sites/Finance_01"
$ListName="Documents"
$UserAccount = "forrest.gump@test.com"
$Role = "Contribute"
$FolderRelativeURL = "/sites/Finance_01/TestFinance"
Connect-PnPOnline -Url $SiteURL -UseWebLogin
Try{
$AllFolders=Get-PnPFolderItem -FolderSiteRelativeUrl "/TestFinance" -ItemType Folder -ErrorAction Stop
}
Catch{
Write-Host "Failed to list the folders" -ForegroundColor Red
Exit
}
 Foreach ($Folder in $AllFolders){
$RelativeURL=$FolderRelativeURL+$Folder.Name
Write-Host $RelativeURL
$FolderItem=Get-PnPFolder -url $RelativeURL
Set-PnPListItemPermission -List $ListName -Identity $FolderItem.ListItemAllFields -User $UserAccount -AddRole $Role
}