Now, you can follow the steps below to find duplicate files on Mac manually: It might mess up your Mac OS X/macOS if you enter the wrong command. However, this method is NOT for those have barely used Terminal before. Method 1: Find Duplicate Files on Mac with Terminal Commandīy using Terminal command, you can detect duplicate files more quickly. You can get tons of free space on your Mac in a few clicks. Here we will introduce to you two easy ways to find duplicate photos, documents, music or video files in your Mac OS X: using Terminal or using duplicate files finder for Mac. However, just think of the time and effort it takes to sort out thousands of duplicates from folder to folder! There must be better ways to find and remove duplicate files all at once. You can manually find out duplicate files on Mac OS X. You have moved some files to an external drive but forget to delete the original copies.There will be '(1)' in the file name of the duplicate. You download a photo or file twice without noticing it.So you get two copies of the attachment if you manually download the file. However, once you open an attachment, the Mail app has automatically downloaded a copy of the file. We usually preview the email attachments before downloading the files.

When you move a patch of images into your Mac and view them with Photos app, these photos have two copies: one in the folder that they are moved into, the others are in Photos Library.

This post has been updated on August 17, 2018ĭuplicate files are one of the reasons that you run out of storage on your iMac or MacBook.

Show duplicates in photos mac