How to Find Duplicate Files & Delete Them on Mac Quickly

我发现Mac上有很多重复的文件。 你有这种情况吗？ 如何搜索Mac上的重复文件？

是的，我和你有一样的情况。 我使用 PowerMyMac 的 Duplicates Finder 快速 查找重复文件 并删除它们。 你可以试试看。 接下来，让我告诉您如何快速查找重复文件以及如何在Mac上删除所​​有重复文件。

免费试用
PowerMyMac - 重复查找器！

Mac is one of the well-designed machines helping you deal with either your work or in your everyday life. However, over the days that you use this, the system may goes slow because more and more files are created. So it is necessary to manage your files, especially those duplicate files on your Mac. But how to 查找重复文件 and delete them completely?

内容： 第 1 部分。 为什么我的 Mac 上有这么多重复文件？第 2 部分。 如何在 Mac 上查找重复文件并快速删除它们部分3。 结论

Part 1. Why Are There so Many Duplicate Files on My Mac?

Why are my Mac duplicating files? One reason is that when you try to move a patch of images to your Mac and have them viewed in Photos App. When you do this, you are actually making two copies, one copy is moved to folder and the other copy is in photo library. And sometimes you need 在 Mac 上定位这些照片的工具 为你。

Another reason is that you tend to view your email attachments first before downloading. In some cases, once you try to open one of your email attachments, the Mail app will automatically download a copy of the file which is why you have two copies of those attachments.

One more reason for having a duplicate file is when you unknowingly download a photo of the file twice. And if you have tried moving a file to your external drive without deleting the original copy, that is also one reason for duplicating it.

You can actually find duplicate files on Mac manually. But if you do so, you will consume a lot of time just by sorting out thousands of duplicate files and that could also be exhausting on your part. Never worry because we will show you the best and easiest way on how to locate duplicate files and remove them forever.

Part 2. How Do I Find Duplicate Files and Delete Them on Mac Automatically

您可以轻松地 查找音乐等重复文件, photos, videos, or documents by using a specific duplicate file finder software for Mac computers, which is the best way to locate duplicate files.

新的 重复查找器 feature by iMyMac PowerMyMac 使它成为最好的重复文件查找器软件，您可以使用 find and remove duplicate files on Mac comprehensively. This fast duplicate finder can 扫描所有 Mac 文件夹 like your Downloads, Documents, Desktop and it can detect your duplicate photos, apps, documents, and more in just a click.

Free Download and Try PowerMyMac to find duplicate files. Let your Mac have the best life.

立即免费试用！

PowerMyMac can detect duplicate files not only with the same name of the files but also by their size, the date it was created, and their file type. The software also allows you to preview files so that you won't be able to mistakenly delete the important files. Meanwhile, it can also clear your system caches and junk files.

所以， how to locate and remove duplicate files on Mac with PowerMyMac? Just follow the steps below:

1. 启动 PowerMyMac 并选择“重复查找器”。通过选择路径打开所需的文件夹，然后单击“SCAN" button for the program to check for duplicate files on Mac.
2. 扫描过程完成后，查看所有重复项。
3. 选择所有要删除的重复文件。 完成后，只需点击“CLEAN" 删除所有选定的重复文件。

Part 3. How to Locate and Delete Duplicate Files Manually

方法 01. 使用终端在 Mac 上查找重复文件

运用 终端 Command can locate duplicate files quickly. However, just to give you a head start, this method is for those people who had barely used terminal before. It might mess up your Mac OS X if you enter the wrong command. Follow the steps below to use this method.

1. 实行 发现者 和类型 终端 for it to bring out the Terminal Tool.
2. 选择要清除其重复项的文件夹，然后在终端中使用cd命令找到它们。
3. 复制此命令 (find . -size 20 \! -type d -exec cksum {} \; | sort | tee /tmp/f.tmp | cut -f 1,2 -d ‘ ‘ | uniq -d | grep -hif – /tmp/f.tmp > duplicates.txt)，然后单击“Enter".
4. 名为的文件 txt. the duplicate will then be created in the folder that you have chosen earlier. You can find and 删除 duplicate files manually according to txt. file.

使用此方法给您带来不便，因为您仍将手动逐个查找和删除重复的Mac文件。 在Mac中，使用Terminal进行搜索有时并不准确。

方法 02. 通过 Finder 查找和删除重复文件

您可以在 发现者 查找重复文件，但您需要按种类、日期、名称或内容对文件进行排序。 这种方式可能需要你的耐心。 只需按照以下步骤操作：

1. 在Mac上启动Finder。
2. 单击 文件 from the Apple menu, then select 新的智能文件夹.
3. 点击 加 button beside Save and you can begin to search files by choosing parameters like Kind, Date, Name, Contents, or others.
4. Once the search results are displayed, you can right-click them and choose "移到废纸篓"删除它们。

部分4。 结论

So, with the shown methods above, now you know how to find duplicate files and remove them on Mac. PowerMyMac will still be highly recommended for you to do this job. You can free-try this software to locate and delete all the duplicate or similar files on Mac easily.

立即免费试用！

Having the PowerMyMac can be very handy because once you feel like your Mac is running slow or you feel like you have too much data stored on your Mac, you can just simply use it and get your computer clean up to experience a better speed like it was newly bought.