How to Clear Cache on MacBook, iMac or Mac Mini?

How to Clear Cache on MacBook

Not all of us hold the expertise in the field of computers, and when it comes to cleaning of cache on mac some of you might get confused about what it means.

So, let us understand by simple analogy to get what it means to clear to cache and how it impacts the working of your Mac OS. Just like your house by the management of its storage capacity, you avoid cluttering in the living space to work and live properly. Likewise, your Mac OS needs some free space for proper functioning too.

The most natural step to clean up your Mac OS is by deleting the cache occasionally; unlike your house, some of the cleaning work is already managed by the MacOS behind your back. But to do it efficiently, you might need to learn how to clear the cache on mac yourself and help your Mac OS.

What is Cache?

You might be thinking if you need to clean the cache file, and it impacts the functioning of PC and from where they come into the Mac.

Well, a cache is a space that is allocated in hard-drive and RAM Memory, where it stores the cache files. Cache file helps in faster uploading of previously visited pages whenever you use your internet. Other than that, cache files can be created by apps to run smoothly on your PC. With time the cache storage starts to shrink, making your PC run slow, which needs to clean up.

Must Read: Best Free Mac Cleaner Software to Clean your Mac

What are the main cache file types? 

To clear cache on Mac you have to deal with the following type of cache:

  • User (or App) cache: These consist of the cache files that are created by the apps on your Mac. They can include the app that is pre-installed on your Mac like Mac OS or the third-party app that you have installed yourself. Every app on your mac creates cache files of making the cache shrink. So, by clearing user cache, you can free up a lot of space from your Mac.
  • System cache: they are the result of the built-in mac OS system services on which your mac OS runs.
  • Browser cache: These cache files are the result of internet surfing; whenever you visit a website, it stores the cache on your pc. No matter what king of web-page you have visited, your browser will cache hundreds of the cache files. The browser cache also includes the cookies and trackers that save your browsing history and report the data back to the site. All this helps you to access these sites smoothly; you don’t have input whenever you try to log in on the website again and again.
  • with time your storage starts shrinking with all this cache slowing down your Mac. You need to clear all these cluttering by yourself. Making your PC run smoother and once again become lighter with all the free up space.
  • some of you might not know how to clear the cache on Mac. We are going to help you in this article, and here is how you can do it manually.
  • to clear my cache manually on cleaning up the cache file you have to deal with all these three types of cache in your PC
  • user caches on a Mac
  • the cache consists of the cache files that are stored by the application you have installed on your Mac, so there are chances there can be junk of data accumulated from User Cache. Longer you ignore the cleaning more will be the shrinkage of the storage space and slowing down of the Pc you are going to face.
  • In some cases, there can be a gigabyte of data that is stored in the form of the cache by the apps you use, as it is just the waste of space you need to reclaim your hard-disk space.
  • is very easy to clean up the user cache manually, all you need is to have some time and patience and follow the following instructions:
  • In Mac’s User Folder, there is a hidden Library folder that contains the caches of the application installed on your PC.
  • Don’t forget to clean from inside the following folder remove the insides of”~/Library/Caches” and “/Library/Caches folders,” do not delete the folder itself.

Related Article: How to Restore Your iPhone from an iCloud Backup

How to Clear the Cache on a Mac Completely? Empty the Trash. 

Flush DNS cache 

To flush the DNS cache manually, you need to do the following:

  • Open Terminal ( Shift++U, and double-click on Terminal)
  • Type this into Terminal: sudo dscacheutil -flushcache;sudo killall -HUP mDNSResponder; say cache flushed
  • Press ‘Enter’ to run and fill your admin password to execute the command.

Delete system caches on Mac

The system cache is different than the user cache or application cache; they are generated by OS X and have nothing to do with the user. Clearing the system cache on your manually ask you to be extra careful while trying to fix the problem. You may skip if the cleaning of system cache is not necessary, like clearing user cache.

Clean up system cache data manually

The process is similar that you used previously to clear the cache on the mac, which is by going into “~/Library/Caches.”

  • Enter the folder.
  • Find the system cache folder named and take its back-up first just in case you make a mistake.
  • Start deleting the files from inside; make sure only to clear files, not folder.

Once, you deleted the cache files “Empty Trash.”

Important Note: While cleaning the cache file, you have to understand is not all of them can be deleted safely, as many of the app developers put important information in the cache. It is always a good idea to create a back-up of system cache before starting to delete the inside files. If everything works fine, now you can delete the back-up of the system cache.

Clean up browser caches

Internet browser stores a lot of cache on your hard-disk whenever you use them to surf the internet. In case you find your Mac is running slow or browser is performing poorly, it is always a great idea to try out cleaning the browser cache. And here is how you can clear the cache on mac. 

Remember that the cache that your browser has stored is to make your internet experience smooth, it has saved bits of websites you have visited recently. The sites you regularly use when you go back on them your PC can re-use cached elements that speed the load time of the website. After you have cleaned your cache, it is going to be like loading the page once again from the fresh server.

You can get started with cleaning up history, cache, and cookies whenever you need a little extra security and speed up your Mac as a part of cleaning browser caches.

Clear Safari caches step-by-step

Here how to clear Safari Websites caches and cookies:

  • Open the safari browser. Click on ‘Preference’ from the top menu.
  • There will be a tab present named “Advanced” and enable Show Develop menu.
  • In Menu, the bar goes to Develop and choose Empty caches

Chrome Clearing Cache Tutorial

To clear caches files generated from the chrome browser follow the following steps:

  • At the top right corner of the Google Chrome browser, click the 3-dot icon. Choose Settings.
  • At the bottom of the menu, select ‘Advanced’ (or use Cmd+Shift+Delete keyboard shortcut)
  • Click Clear browsing data and deselect all, but Cached images and files. Choose the time range and hit the Clear data button.

There is another way for clearing the cache files of the chrome; you need to delete the folder where there might be cache files present. For finding the folder and deleting cache files insides that you need to do the following-

  • To reach the folder where Chrome’ primary cache locates type: ~/Library/Caches/Google/Chrome/
  • To reach folder with the additional bulk of cache data type:~/Library/Application Support/Google/Chrome/Default/Application Cache/
  • Select the files within these folders and delete unwanted files.

How to Delete Cache in Firefox Manually

Here is the guide to clean the cookies and cache from Firefox:

  • At the top right corner of there is hamburger icon click on that
  • In that, the option of preferences will come at the top right corner
  • After choosing preferences, click on “Privacy & Security” on the left sidebar.
  • Scroll the section that has a pop-up to find “cookies and site data,” click on clear the data.
  • Now, check Cached Web Content and click the Clear button to delete Firefox cache.
  • Exit/quit all browser windows and re-launch the browser.


Is it OK to Clear the Cache on Mac?

Yes, there is nothing wrong if you clear the cache on mac. But all that you need to be aware to take back up when you decide to clean the system cache as deleting the system cache without reason. It might put you in trouble. For starter, only clean the user cache by going deleting the cache files inside the following folder is” ~/Library/Caches/.”

What are the best ways to use your Mac to perform faster?

Here’s How to Speed Up Your Mac-

  • Find resource-hungry processes
  • Delete browser add-ons.
  • Reduce Desktop clutter.
  • Uninstall unused apps.

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