RenameFiles.ps1

param (
    [Parameter(Position = 0, Mandatory = $true)]
    [string]$filePath
)

$lines = Get-Content $filePath

foreach ($line in $lines) {
    $parts = $line -split '\t'
    $oldName = $parts[0]
    $newName = $parts[1]
    try {
        Rename-Item -Path $oldName -NewName $newName -ErrorAction Stop
        Write-Host "OK    $oldName" -ForegroundColor Green
    } catch {
        Write-Host "Error $oldName : $_" -ForegroundColor Red
    }
}

How to use:

1. Run PowerShell terminal
2. Run command: .\RenameFiles.ps1 "c:\names.txt"

Example of c:\names.txt (tab-separated data):

c:\path\oldName1	newName1  
c:\path\oldName2	newName2  
...