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So, let’s dive in and look at these methods. Luckily, macOS offers two different options that allow you to rename multiple files at once. Be it images, videos, apps, or even PDFs, renaming every single file individually is a pretty daunting task. Finally, while the learning curve is a bit steep, see this Regular Expressions Tutorial if you wish to learn more about regular expressions (regex) there are many other freely available regex tutorials on the Internet.At some point in time, a lot of us might have come across a situation where we find the need to rename multiple files at once. Once you are happy with the results and comfortable using the app, you can go and change the names of the original files. If you are happy with the preview in the Renamed Filename column, click on the Rename button at the top right in NameChanger and you are done!īefore making changes to a lot of files, I suggest making copies a few of them under a new folder and trying NameChanger on those extra copies. If the two or more the files to be renamed have the same new name, the latter names are automatically added a number starting with 1 by the app. A new file name appears in Renamed Filename column for a file only if its name is to be changed based on the instructions you just put in. Once you do these, check out the preview in the Renamed Filename column. Put exactly the following in the Original Text field (the one on the left):Īnd the next one in the New Text field (the one to the right) as shown below: Then, select the Regular Expression function through the drop-down menu in the middle at the top of the app. You can also select the files you wish to rename through NameChanger's Add button. After installing and launching the app, select the files you wish to rename in the Finder and drag and drop them into NameChanger or right-click on them and select "Rename with NameChanger" in the context menu. In your case, I suggest using the Regular Expression function in NameChanger. I have been using it for a while and have been quite happy with it. Try NameChanger, a free utility for macOS.