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Your Mac's junk files are taking up valuable storage space and are usually not even necessary. Any unnecessary data slows down your device's performance. If your browser is sluggish to open, it may be because of many temporary files stored in its cache that you never use.

It's vital that you maintain a clean PC. Doing so allows you to keep your computer running smoothly and quickly while freeing up space on your hard drive. This is another good practice if you want to protect your computer from potential harm.

Though most junk files appear on the Mac with internet usage, it is crucial to remove them due to the problems they create. If you're using Mac, you may find these tips helpful for keeping your system clutter-free.

What Are "Junk" Files?

Temporary files that do not contribute to the functioning of your Mac are known as "junk files" and may be removed at any time. These are things like temporary internet files (TEMP), system logs, leftover application files (APPLE DIR), unused localizations, and caches.

In addition to temporary files, there may be additional data on your computer that you no longer use, such as duplicates, unused programs, obsolete, huge files, etc. Again, this is all useless information. Cleaning up your Mac and removing unnecessary files is a smart idea. If you use a Mac and want to know how to get rid of temporary files, read on.

Clear The Caches On Your Mac

By temporarily storing data, caches speed up loading frequently used files and programs on your computer. When the quantity of these files is low, they're useful. However, if you let them accumulate and your cache size gets into the thousands, your Mac may become unresponsive.

You may securely erase the cache garbage to free up disk space and speed up your Mac. Using the Finder to delete cached files is a quick and efficient process.

Manually erasing temporary files on a Mac entails the following steps:

Start up a new Finder window and pick Go > Go to Folder from the menu bar.

Just enter the following into the box and hit the Enter key.


remove junk files

It's time to delete everything on your screen, one folder at a time. Optionally, you may make a copy of these files in another folder for safekeeping and restoration in case of an emergency. The best way to clear your Mac's cache.

Your Mac will run much more quickly once you remove the cache files.

Getting Rid Of Mac OS X Program Leftovers

However, most macOS applications do not come with uninstallers. You may get rid of them by dragging their icons from the Applications folder to the trash.

The issue is that certain applications will still leave files behind in other locations on your Mac. You shouldn't keep these files on your Mac if you don't plan to reinstall the original applications.

Where to look for abandoned program data on a Mac and how to remove it:

Firstly, open Finder by clicking.  Select Go from the menu bar.

Press and hold the Option key to bring up the Library folder. Click  Library.

Enter the name of a deleted app in the Finder's search field.

Be certain that you are just searching inside the Library folder.

Delete all files that are returned by the search.

Clean Up Your User Logs

When your program unexpectedly closes, you are normally requested to file a bug report. Your user activity records are collected and presented in a report by the system. Despite popular belief, no actual user activity data is stored in the user log files. They are mainly concerned with the features of apps.

There may be a large number of user logs on an older Mac. If this is the case, you probably delete them from your system.

In order to remove user log files from your Mac, please follow these steps:

Launch Finder.

To use, hit "Command+Shift+G."

Input the following into the field and hit the Go button:


The whole history of the system is shown. The files may be transferred to the Bin manually.

You may finally clean your Mac by selecting all user log files and erasing them.

Quickly remove junk files on Mac using Mac Cleaner

MacClean360 is an easy-to-use junk cleaner for Mac. It can quickly find and delete all types of junk files.

MacClean360 - Best Mac Cleaner

  • 9 tools in one Mac cleaner for Mac.
  • Quickly find and delete all types of junk data on Mac.
  • Manage disks on Mac.


While individual system files and user logs may not seem to use up too much space, they may add up and make it difficult for your Mac to run smoothly. Consequently, it is recommended that you periodically clean up your system by scanning for and removing unnecessary files.

If you don't have the time to regularly clean up your Mac's garbage and maintain its health, a program like Mac Cleaner can do it for you automatically. For many users, this program really saves their lives; therefore, if you haven't tried it yet, you should.

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DoYourData Author

Written & Updated by Justin Kenny

Justin Kenny is a writer & editor of DoYourData. He joined DoYourData in 2016 and focuses on writing articles about Windows data recovery, Mac data recovery, external device data recovery, hard drive clone, data erasure, Mac cleanup, computer issue fixes, etc. He is a super fan of Apple devices and is big on testing new digital device and system utility software.

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