In early versions of Mac OS, users looking for a way to quickly rename multiple files simultaneously (commonly referred to as batch renaming) had to use the command line or download and install a third-party tool dedicated to the task. This is something much simpler in Windows. Highlight a group of files, right click on one, choose rename, the rest get the same name with numbers. If you start one with a number in brackets or is it parentheses . The rest get higher numbers. This is something much simpler in Windows. Highlight a group of files, right click on one, choose rename, the rest get the same name with numbers. If you start one with a number in brackets or is it parentheses . The rest get higher numbers. In early versions of Mac OS, users looking for a way to quickly rename multiple files simultaneously (commonly referred to as batch renaming) had to use the command line or download and install a third-party tool dedicated to the task. [LIST=1] * Drag a selection box over the files with your mouse or hold the Shift key and click them one by one. This is actually pretty cool. As a graphic designer who sometimes deals with hundreds of photos and other creative assets per pro...