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How to Free Up Space on Mac Catalina [Tips & Tricks]

Jennifer Aniston
Jennifer AnistonOriginal
2025-03-05 11:03:10894browse

MacOS Catalina insufficient disk space? Try these methods!

Your Mac prompts that there is insufficient disk space? don’t worry! MacKeeper provides you with a complete guide to freeing up disk space for macOS Catalina without removing any important files. Keep reading to learn how to free up Mac space in detail.

How to check MacBook disk space

Add to check disk space usage:

  1. Press Command Space key to open Spotlight search.
  2. Enter Disk Utility in the search bar and press Enter key. This will show the storage space you have used and the available space on disk.

How to Free Up Space on Mac Catalina [Tips & Tricks]

There may be a section in the Disk Utility called other . What does it contain? Please refer to our comprehensive guide for more information about other storage.

How to free up Mac Catalina disk space

Check storage usage regularly to leave room for important security updates and speed up your Mac. If disk space is insufficient, the Mac will run slower and limit you from adding more files to the disk. Fortunately, there are many ways to free up space on your Mac:

  1. Empty the wastebasket

  2. Delete unwanted files in the download folder

  3. Delete the app's junk file

  4. Clean duplicate files

  5. Clean the cache of MacBook

  6. Delete useless applications

  7. Using cloud disk

  8. Using the Storage Optimizer on macOS Catalina

  9. Using third-party apps

  10. Empty the wastebasket

The Trash retains deleted files for you to recover later. If you empty the trash from time to time, deleted files can take up a lot of space on your Mac.

How to clear the wastebasket on macOS Catalina:

  1. Click the Trash icon on the right side of the dock bar
  2. to open the wastebasket. If the Trash icon is displayed empty, it means there is currently no file in the Trash.
  3. In the Trash window, click the Empty button to delete all current files in the Trash. Then a window will pop up asking if you really want to empty the trash. Click to clear the wastebasket
  4. , and all files in the wastebasket will be permanently deleted.

How to Free Up Space on Mac Catalina [Tips & Tricks]

How to Free Up Space on Mac Catalina [Tips & Tricks]

You can also recover items in the trash or delete individual files.
  1. Delete unwanted files in the download folder

Unless you specifically change the settings to block it, the Mac will automatically put all the downloaded files into the download folder. This is an important place to find if you want to free up storage, as the largest files on your Mac are usually located here and you need to consciously delete the downloaded files.

How to delete files from download folder:

  1. To find the Download folder, open the Finder and select from the sidebar.
  2. Go to
  3. in the top toolbar to view , select Sort by , and then select Size*. This sorts all downloaded files by file size so that you can see which files take up a lot of disk space. After identifying some of the large files you can delete, right-click them and select
  4. Move to Trash
  5. . Alternatively, you can drag and drop files into the Trash in the dock.

How to Free Up Space on Mac Catalina [Tips & Tricks]

How to Free Up Space on Mac Catalina [Tips & Tricks]As mentioned above, you need to empty the trash after deleting the project from the download folder. Otherwise, this process will not be completed and you will not be able to free up space on your Mac Catalina.

Delete the app's junk file
  1. When installing an application, each application creates a cache for itself to help the application load faster. Unfortunately, these caches also take up space, and in some cases even uninstalled applications continue to take up disk space using junk cache files. If you clean up junk files regularly, you will free up storage space and speed up your Mac.

How to delete application junk files:

Click on your
    Mac desktop
  1. or Finder window. In the menu bar at the top, click
  2. to go to
  3. . Press and hold the
  4. Option
  5. key. Select the library folder that appears. Navigate to
  6. Resource Library>Cache
  7. . Click on the magnifying glass in the upper right corner of the Finder window and search the library folder for the recently uninstalled application
  8. .
  9. Select related items, right-click them, and press to move to Trash
  10. .

How to Free Up Space on Mac Catalina [Tips & Tricks]

How to Free Up Space on Mac Catalina [Tips & Tricks]

  1. Clean duplicate files

Typically, Mac's valuable storage space may be wasted by using duplicate files. Maybe you're taking 10 to 15 photos at a time, but you're planning to keep one, or re-download the same menu from your favorite restaurant. We all end up accidentally stocking up useless files, but the good news is that getting rid of duplicate files is very easy.

Use MacKeeper's duplicate file finder to clean up duplicate files with just a few clicks:

  1. Open MacKeeper and select Dull File Finder from the sidebar.
  2. Click to start scanning to find all duplicate files on your Mac.
  3. Select The item you want to delete (such as a photo).
  4. Click Delete the selected to automatically delete duplicate files.

How to Free Up Space on Mac Catalina [Tips & Tricks]

How to Free Up Space on Mac Catalina [Tips & Tricks]

  1. Clean the cache of MacBook

Your Mac and its applications automatically create caches, which allows them to start faster. However, cache files quickly take up more and more space, so it is important to occasionally clear the cache to clean up space on your Catalina Mac.

The step-by-step instructions for clearing the cache are as follows:

  1. Open Filesor and press the Shift Command G key on the keyboard, which will display Go to folder.
  2. Enter the following text in the newly opened text box: ~/Library/Caches. After entering the text, click to go to .
  3. Select the required file you want to delete and drag and drop it into the trash in the dock.

How to Free Up Space on Mac Catalina [Tips & Tricks]

How to Free Up Space on Mac Catalina [Tips & Tricks]

  1. Delete useless applications

We have all installed applications that we have only used once and never touched again. Fortunately, deleting unused applications is very simple, which can clear disk space on your Mac Catalina. The method is as follows:

  1. Open Findor and click Application in the sidebar.
  2. Select The application you want to delete and drag and drop it into the trash in the dock.
  3. Be sure to
  4. Empty the trash to truly delete the item and free up space.

How to Free Up Space on Mac Catalina [Tips & Tricks]

  1. Using cloud disk

Nowadays, everyone has thousands of photos taking up a lot of space on Apple devices. But since every photo is a memory, most of us are reluctant to delete them permanently. Fortunately, there is cloud disk, which is a great way to preserve memories while freeing up disk space at the same time. Cloud drives like iCloud work by uploading your files to the internet, which means you can access your files at any time as long as you are online.

How to move files to cloud disk on your Mac:

  1. Open Findor and click iCloud Cloud Disk.
  2. After opening this window, simply drag and drop the file you wish to upload into iCloud.
  3. To free up space, after the file is uploaded, delete the copy of the file on your laptop and clear the trash.

How to Free Up Space on Mac Catalina [Tips & Tricks]

How to Free Up Space on Mac Catalina [Tips & Tricks]

    Using the Storage Optimizer on macOS Catalina
If you like watching movies and TV shows on your Mac, use the storage optimizer on Mac Catalina to delete the watched shows:

    Press the
  1. Command Space key on your Mac to open SpotlightSpotlightSpace.
  2. Enter Storage Management and click Enter.
  3. Click the Optimize… button to get your computer to do all the work.

How to Free Up Space on Mac Catalina [Tips & Tricks]

How to Free Up Space on Mac Catalina [Tips & Tricks]

How to Free Up Space on Mac Catalina [Tips & Tricks]

Needless to say, video files take up a lot of disk space on your Mac, and using the built-in Storage Optimizer , you can automatically delete movies and TV shows you have watched without having to manually look up files. Don't worry, these files can always be re-downloaded if you want to relive your favorite shows.

  1. Using third-party apps

Wouldn't it be great if there is an application that can automatically clear disk space on a Catalina Mac? Fortunately, you came to the right place. Security Cleanup for MacKeeper can check all your files and find out which files take up a lot of storage space on your device so you can delete them. Try it yourself:

  1. Open the MacKeeper application and select Safe Clean from the sidebar.
  2. Select the relevant item (such as cache) you want to delete.
  3. Click Clean junk files and let MacKeeper do all the work.

How to Free Up Space on Mac Catalina [Tips & Tricks]

MacKeeper can save you a lot of time by automatically performing cleanup work in the background. Additionally, it can help speed up your Mac by cleaning up memory, protecting and repairing your laptop with built-in antivirus software, and using a VPN to protect your online security – all of which are centralized in one place. Additionally, MacKeeper's software is Apple certified, which means it is absolutely safe for you to install .

Easy to free up disk space in macOS Catalina

Hopefully so far you have successfully created some space for new data files on your laptop and have learned what occupies all the valuable disk space in the first place. We simplify the entire process in the MacKeeper application, which helps you manage your Mac's storage space and protect and speed up your computer. So whether you are a movie lover, app fan or an amateur photographer, our products will help you save valuable space on your Mac.

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