If the new name you want to assign to the files has white space within it, it can be done by adding double quotes around the file name. forfiles /S /M *.jpg /C 'cmd /c rename ' Handling names with white spaces Similarly, we can add a number to a file name. Here we try to add ‘photo’ to every jpg file in the current folder and subfolders. If you want to add any prefix to file names, it can be done as in the below example. forfiles /S /M *.ext /C 'cmd /c rename you want a batch file script, it can be downloaded from the below link:īatch file script for renaming file extensions in bulk Add prefix to file names in batch The below command would remove extension for the specified file types. forfiles /S /M *.ext1 /C 'cmd /c rename example, if you want to rename all xml files to txt files, the command would be as below forfiles /S /M *.xml /C 'cmd /c rename Remove file extensions in batch If you want to rename files from one extension to another, recursively in all sub folders, then you can use the below command.

Batch change file extension