How To Clear Memory In Macbook Pro

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How to clear cache on a Mac? There are 2 simple ways on clearing cache on Mac, no matter MacBook, iMac or Mac mini/Pro.

How to clean an HD space on your MacBook Pro As we have already said, one of the reasons for the low performance of your computer is an insufficient amount of free space on Mac HD. In what way to clean the MacBook Pro hard drive manually, we’ll explain below. MacFly Pro does the following: it removes inactive or old apps, as well as related files, cleans inactive memory, clears the cache and duplicates, gets rid of language and log files, and scans the overall condition to warn system of violations or threats. Now you can manage Finder windows more effectively and free up memory on MacBook. What else you can do to minimize memory usage on Mac. I’ve saved the easiest tips for the end, as long as these ones are self-explanatory. Replace AdBlock (very memory-demanding) with a lighter extension; Keep fewer opened tabs in the browser.

The cache is nothing more than a place on your Mac hard disk where your system, apps and browsers keeps things that it downloaded in case they’re needed again. As we all know the large cache files could take up space and malicious caches might slow down performance on your Mac. If your system, apps or browser on Mac is running a little bit sluggish, or there is almost no space on your Mac, then you may need to delete the cache files to speed up Mac OS X and free up your Mac space.

In this iMobie guide, we will talk about two methods to help you clear cache on Mac, including browser cache, iOS photo cache, user cache files and system cache.

Must Read: How to Clean up Mac Hard Drive >

Method 1. How to Clear Cache on a Mac Manually

Mac OS X enables you to access all cache files on Mac.

Step 1. Open the Finder > Select “Go”.

Step 2. And go to folder “~/Library/Caches/”.

Clear Cache on Mac

After these 2 steps, you can access all cache files on Mac. You can manually search the caches you plan to get rid of and then delete it. For example, you can remove safari browsing cache files by deleting “Cache.db” in the folder “come.apple.safari”.

Of course, this way may be not perfect because you are not clear about most of folders in Caches, don’t know how much space they take and whether these files can be deleted without app or system crash/freeze.

Actually, you need a safe and simple way to delete cache on Mac. Let’s check the 2nd way.

Also Read: How to Make Your Mac Run Faster >

Method 2. How to Clear Cache on Mac with MacClean

MacClean is a cleaning utility specially made to safely clean up and speed up all Mac products. With this tool, you can easily remove almost all caches on your Mac, no matter system cache, users cache or browser cache that created by Safari, Firefox, Chrome and Opera. Now follow the below steps to clear cache on Mac.

Step 1. Go to download and install MacClean on your MacBook/iMac/Mac mini/Pro.

Step 2. Clear system caches on Mac. Go to System Junk > Scan > Review Details of OS X Junk, you can find all system caches on your Mac. In the right panel, MacClean tells you what is system cache and how much space this files take. You can choose any items and delete them.

How To Clear Memory In Macbook Pro Laptop

Step 3. Remove user cache and iOS photo cache. Go to System Junk > Scan > Review Detail of User Junk, you can find these kinds of cache files.

Clear Cache on Mac with MacClean – Step 3

Step 4. Clear browser cache on Mac. Go to Internet Junk > Scan > Review Detail of any browser app that you are using, you can find the Caches item. MacClean enables you to delete browser caches created by Firfox, Chrome, Safari and Opera.

Here are some other useful guides about how to clean and speed up your Mac:

The following methods are also suitable to fix how to clear caches on MacBook, MacBook mini/Pro/Air, and iMac.

The Bottom Line

MacClean can automatically collect cache and cookies of the most popular browsers, including Safari, Firefox, Chrome, and Opera so that you can choose any of these files to delete just like the above said. Why not free download it and have a try now? Any question on this guide or MacClean is warmly welcomed. At the same time, don’t forget to share this guide with your friends.

Product-related questions? Contact Our Support Team to Get Quick Solution >

There are mainly two reasons why you want to restore your Mac to factory settings and erase everything.

  • You want to erase your MacBook Pro/Air, MacBook, iMac to sell or give away the Mac.

  • Your Mac is running slow or having other problems so that you want to delete everything on Mac to start over.

It is not difficult to erase everything on a Mac and reformat the MacBook or iMac. But if you want to reset MacBook Pro/Air, iMac without losing data, or securely and completely wipe a Mac, there are a couple of things you should do. Just follow this guide to complete all the steps that are needed to securely and completely erase everything on Mac. Your Mac will be restored to factory settings after that.

Step 1: Back Up Your Mac Before Factory Reset

How To Clear Memory In Macbook Pro

I believe that there must be some important files on your Mac. Therefore, it is a must to back up your files before erasing your MacBook or iMac. There are mutiple options to back up your Mac:

Move everything that are important to you to an external hard drive. It is time-consuming but feasible if you have limited documents, photos, videos, etc. that need to be backed up before erasing Mac.

Back up your files on Mac to a cloud storage, such as iCloud. Before doing that, make sure your iCloud account have enough free space.

Make a copy of your Mac data to an external hard drive with a backup program, such as Time Machine, Apple's built-in backup tool for Mac. Learn about the steps to back up a Mac: How to Backup Your Mac with or without Time Machine.

You can wipe a Mac without losing data by using one of the backup methods mentioned above. And to reduce the size of your Mac's backup and incease the backup speed, it is recommended to clean useless junk files on your Mac before a Time Machine or iCloud backup. FonePaw MacMaster can easily delete caches, logs, borwsing history, duplicate files and photos, large files, useless apps and more from your Mac.

Download

  • Download and run FonePaw MacMaster on your Mac.

  • Select the file type you want to clean, such as system junks, duplicate photos. Click Scan.

  • Click Clean to remove the junks you don't need.

Go ahead to back up your Mac. The backup will be finished more quickly, taking less space of your external hard drive or iCloud account.


Step 2: Completely Delete Private Files

Do you know that files on Mac are actually recoverable after factory reset? That's right. Even though you have reformatted your Mac and erased everything on Mac, it is still possible to recover the erased files on the Mac with a professional data recovery program such as FonePaw Data Recovery. If you have confidential files on your Mac and don't want to take the risk that somebody may find the files from the reformatted Mac after performing data recovery, you can use Eraser on FonePaw MacMasterto securely delete confidential files on your Mac before factory reset. The Eraser can erase the trace of a file on the hard drive and make it unrecoverable.

  • Install FonePaw MacMaster on your Mac.

  • Click Eraser and select the files you want to destroy.

  • Click Erase to make it unrecoverable.


Step 3: Turn off FileVault

FileVault encryption is an Apple built-in feature that is designed to encrypt your hard drive and files on the hard drive. It is recommended to turn off FileVault before reset and clean install macOS system. Here are the stpes to disable FileVault encryption.

  • Open System Preferences > Security & Privacy.

  • On the Security & Privacy window, click the FileVault tab.

  • Click Lock button and you will need to enter password of the administrator account the unlock FileVault settings.

  • After entering the password, you are able to click Turn Off FileVault. Click it.

All files on your Mac will be dencrypted after FileVault is off.


Step 4: Remove iTunes Authorization and iCloud Account

You don't want your iTunes or iCloud account to be linking to your MacBook or iMac if you decide to sell it or give it away. You can authorize only 5 computer with your iTunes account so you don't want to lose an allocation to a Mac that you no longer own. So before erasing your MacBook or iMac, you should first deauthorize iTunes and disable iCloud on your Mac.

Deauthorize iTunes on Mac

  • Open iTunes on Mac.Click Account > Authorizations > Deauthorize This Computer. Hard drive backup for mac.

  • You'll need to enter the password of your Apple ID. Then click Deauthorize.

Sign out of iCloud on Mac

  • Open System Preference > iCloud. Click Sign Out.A window will pop up, asking whether you want to keep a copy of your iCloud data on the Mac.

  • Deselect all the options and click Continue, which will ensure that your iCloud data won't stay on the Mac.

Also, don't forget that your iCloud account can also be used to receive iMessage. So run Messages, click Preferences > Accounts to sign out of iMessage.


Step 5: Erase MacBook, MacBook Air/Pro, iMac

After finishing the above steps, you are now offically able to wipe your MacBook, MacBook Pro, MacBook Air or iMac. You need to erase your Mac in recovery mode.

Enter your Mac into recovery mode

Power off your Mac and then reboot it. As it is rebooting, press and hold Command + R (Option + Command + R or Shift + Option + Command + R) until you see the Apple logo.

Generally you can use Command + R combination to enter the Recovery mode. If you need to upgrade you need to the latest macOS compatible with your Mac, use Option + Command + R; If you want to clean install the macOS that came with your Mac, use Shift + Option + Command + R.

Erase everything on your Mac

When you are in recovery mode on Mac, you will see the macOS Utilities menu. Select Disk Utility.

Select the disk to erase. To erase everything on your Mac, you usually should choose the main hard drive named Macintosh HD.

If the Mac is running High Sierra or later, Disk Utility will show all the Macs linked with your Apple ID under Macintosh HD. So be careful not to delete the drive of other Macs.

How To Clear Memory In Macbook Pro Operating System

Click Erase. Then you need to enter name and format of the drive. You can choose either APFS or Mac OS Extended (journaled) to reformat the Mac. APFS is a new file system introduced by Apple since High Sierra, which is more recommendable.Click Erase to begin wiping everything on your Mac.


Step 6: Reinstall macOS on MacBook, iMac

How To Clear Memory In Macbook Pro 13

After deleting everything on your Mac, you can now reinstall macOS. Go back to macOS Utilities menu. Select Reinstall macOS and follow the on-screen instructions to finish.

How To Clear Memory In Macbook Pro

That's all about how to factory reset your Mac and erase everthing. If you have more question, drop it in the comment section.