$txFiles = @"
1A60061N.066
1A60161N.8F1
1A60231N.0A1
1A60061N.085
1A60181N.94B
1A60111N.065
1A60141N.94A
13F78F1N.6FF
1A60071N.949
1A60181N.0A2
13CBDE1N.71C
1A60211N.0A0
13CBDE1N.6CB
"@.Replace("`r","").Split("`n")

$files = 1..2 | % { Get-Item "\\rejk-p-mdl00$_\d-drive\ifsbodata\FSV\Incoming_archi\DCP_ud\2019\03\*" } | Get-ChildItem -Recurse -File -Filter ($txFiles) | Where { $_.Name -in $txFiles }
$files | Copy-Item -Destination "C:\users\ewpmni\desktop\Drop"

Set-Location "C:\users\ewpmni\desktop\Drop"

$items = Get-Item *

foreach($item in $items) {
    #$item.FullName
    $newname = $item.Name.Replace('N.','M.')
    Write-Verbose -Verbose "Renaming $($item.Name) to $newname"
    Move-Item $item.FullName -Destination $newname
}