powershell replace and rename file name
Get-ChildItem -Path "C:\All" -Filter "*.pdf" | Rename-Item -NewName { $_.BaseName.Replace(".","_") + $_.Extension }
Source: stackoverflow.com
how to replace string file name powershell
Get-ChildItem -Path "C:\All" -Filter "*.pdf" | Rename-Item -NewName { $_.BaseName.Replace(".","_") + $_.Extension }