Changing file creation and modification dates using Powershell in Windows. Open powershell (c:\Windows\system32\Windowspowershell\v1.0\powershell.exe) Change to directory containing files needing modification using (chdir) command and issue the following commands for each file that you’re needing to change: $(Get-Item ‘file-name-including-extenstion’).creationtime=$(Get-Date “mm/dd/yyyy hh:mm:ss pm”) $(Get-Item ‘file-name-including-extenstion’).lastwritetime=$(Get-Date “mm/dd/yyyy hh:mm:ss pm”) And if neccessary, change last access time: $(Get-Item ‘file-name-including-extenstion’).lastaccesstime=$(Get-Date… Continue reading Changing File Creation & Modification Dates with Powershell in Windows