I wrote a batch file to recursively create subfolders, based on the data taken from a list. set BackupFileDir=BackupFiles if not exist %BackupFileDir% mkdir %BackupFileDir% for %%x in (A1 B2 C3) do ( echo %%x >>Log.log set MyFolder=%%x echo %MyFolder% >>Log.log set ActualDiffFolder=%BackupFileDir%\%...