How To Change File Format On Mac

How to batch change file extensions on Mac

Have you ever wanted to change a group of files Indian file extensions in Mac OS? For exercise, lets say you wanted to change a bunch files with a .htm extension to .HTML, or a mathematical group of files from extension connect .JPEG to .PNG. We'll prove you how to easily batch change a group of file cabinet extensions along the Mac, without changing the current file names.

Remember this is only changing the file extension, this is not actually changing the file type or performing whatsoever file conversion. We have plenty of articles about various file out format and typecast conversions if you're interested in that, however. This is also not changing the file name calling, it is only changing the extension that comes as a file suffix.

We're going to use the same rename feature that allows batch renaming of files on the Mackintosh but with a few slight modifications to the usage and related arrangement preferences and so that it focuses on changing the file extension rather than the file bring up. It's a subtle difference but important if all you want to do is maintain data file names but change the file extensions.

Batch Changing File Extensions on Mack

From the Finder of the Mac, raze the "Finder" menu and go to "Preferences" and then go to "Advanced"
Check the box for "Present wholly filename extensions" and and so uncheck the boxful for "Display warning earlier changing an extension", then close out of Finder preferences

Turn off file extension change warning and enable show file extensions

Now locate the files or folder of files that you desire to change the Indian file extensions for in the Finder and select them all, then right-click (operating theatre Control Click) and choose "Rename XX Items…"

Select all files and choose rename to change their extensions

At the "Rename View finder Items" screen pick out 'Replace Text' and then inside the "Find:" section place the first file extension, and under the "Supersede with:" stimulant place the single file extension you wish to batch rename all of the selected files to, then flick on "Rename"

Replace one file extension with another file extension

Assuming you followed the above steps correctly, you bequeath successfully have changed only the file extensions of the hand-picked files, and not transformed any of the names.

File extensions have been changed for all selected files

In the example above we changed a group of simulacrum files from having a ".jpeg" file extension to having a ".PNG" data file extension, merely you can use this with any file propagation, whether it's changing a aggroup of files from having .docx to .doc, .txt to .php, or anything else. The university extension you are choosing does non topic, though you'll patently want to pick one that is compatible and accurately represents the file type otherwise it whitethorn go far unreadable to some applications.

A few important points Here: you essential accept show file extensions enabled connected Macintosh otherwise the file extensions to change will not be visible or recovered by the replace joyride, and secondly you must play off the file propagation change warning otherwise you will Be repeatedly confronted with a dialog box to confirm the file extension has changed for to each one individual charge extension change. Beyond that, it's just a affair of using the batch Rename feature built-in "Find and Replace" functionality as shown.

Once you're fin de siecle changing the group of files lodge extensions you are free to adjust your Finder Preferences back to whatsoever mount you'd corresponding. Generally speaking it's a good estimate to leave the extension change warning enabled, however.

You could also attain this batch extension dynamic process through with the command line victimisation a variation of this trick, we'll cover specifics for that in some other article.