Proved Ways to Speed Up macOS Big Sur/Catalina without Data Lost – I Got This

Last Updated on Nov 10, 2020

I guess you are having multiple questions in mind that how can I improve the speed of my Mac or Why my MacBook is running slow after macOS Catalina update? That’s the genuine behavior of a person who is facing a sudden change in the speed of Mac. Compare to the first day when you brought Mac home, today it consists of thousands of hidden files, that are unable to find and some can’t be deleted. However, removing any important file could alter the functionality of the system. Some Mac users upgrading RAM and SSD Drive to Boost the speed it’s a wise solution. But somewhere you can’t do that for example Mac mini Late 2014 model apple doesn’t allow upgrade RAM. and SSD because of 1.4 GHz Processor. I am one of the experienced guys among you. Finally, I found the solution that helps me [Reinstall after Erase Drive] and amazing. are you tech people, you know all about the RAM and Processor, HDD/SSD Drive, so you can do it and learn from YouTube for replacing hardware part on your iMac, MacBook Pro/MacBook Air.

we are happy to help you, submit this Form, if your solution is not covered in this article.

Problems apart, let’s focus on the article we have mentioned a few easy tricks to speed up macOS Catalina with no loss. Starting from the basics, the tutorial goes on to tricky solutions but can be done with fundamental knowledge of macOS.

Ways to Speed Up any MacOS on MacBook, Mac

Fix 1: Remove or Move unused files and Folder from the desktop.

We are habituated to put every file and folder on the desktop to access quickly. Delete unnecessary files and move the data which you need.

  • Step 1: Press and hold Control and tap on the files that you want to group together.
  • Step 2: Now, right-click on the selected files and select New Folder with Selection.

Alternatively, you can use the all-new feature which is known by the name Stacks in macOS Mojave. Stacks are used to Group by and Sort the files on your desktop to remove cluttering.

  • Step 1: On the menu bar click on “View.”
  • Step 2: There you will find “Use Stacks,” mark on it.

Get Here: How to use Stacks on Desktop mac

Fix 2: Optimize Storage on your mac

Optimizing the storage of Mac will speed up your macOS Big Sur, Mojave. The big files such as email attachments and iTunes films are removed if they are old. The email attachments removed from the Mac but it will remain safe in the primary server, so whenever you need them you can download from there.

  • Step 1: Tap on “Apple” icon and Open “About This Mac.”
  • Step 2: Now, tap on “Storage” and then on “Manage.”
  • Step 3: Click on “Optimize” and after reading the dialogue box tap “Optimize.”

You can re-download the videos or movies from iTunes again.

If you want to download Mail attachments, then go with the following step,

  • Step 1: Go to “Mail.”
  • Step 2: Tap “Preferences” and then click on “Accounts.”
  • Step 3: Select “Account name” and tap “Account Information.”
  • Step 4: Click “Download Attachments” and select all.

Fix 3: Remove Background apps

macOS Big Sur is running slow the possible reason behind this is more applications are running on the background. Remember whenever you use Mac remove available background applications to boost up the processor. Here’s how to check memory usage by each application.

  • Step 1: Tap “Finder” and then open “Applications.”
  • Step 2: There, click “Utilities” and open “Activity Monitor.”
  • Step 3: Now tap on the “Memory” panel.

Trick to force quit on macOS 10.14 Mojave on macbook air pro

From there you can check how much memory is used by each memory, so from now you make sure they are closed while not in use.

Here’s Multiple Ways to Force Quit An App on Mac

Fix 4: Turn off Motion effects

Of course, additional motion effects give a luxurious look to your Mac, but in the same way, they consume much memory and occupy the processor’s memory all the time.

  • Step 1: In the “Settings,” open “Accessibility.”
  • Step 2: On the left side click on “Display.”
  • Step 3: Enable “Reduce motion” and “Reduce transparency.”

Reduce Motion and Reduce Transparency macOS 10.14 Mojave on macbook air pro

Now you will experience simple Mac without any effects or motion.

Fix 5: Clean Mac Hard Drive

Suppose your Mac consist or a 500GB hard drive and only 5GB is left then naturally it will slow down the processes. I would suggest you free up some space and see if Mac boosts ups or not. If this doesn’t work for you, then take back up and clean the entire hard drive.

Fix 6: Reset SMC

SMC can fix the extreme level of problems and speed up the Mac. Issues like battery draining, macOS Mojave gets slow, and some other hardware issues can be adjusted by resetting SMC.

How to Reset SMC in MacBook:

Step 1: Shut down the MacBook.
Step 2: Plug charger in MacBook.
Step 3: Now, press and hold the “Power” button along with the “shift+control+option” button.
Step 4: Mac will reboot normally.

How to Reset SMC on Mac:

Here I will show you video as well as Steps to Reset SMC on your Apple Mac.


Step 1: Turn off your Mac.
Step 2: Unplug the cable from the power.
Step 3: Wait at least for 10minutes and restart as usual.

Fix 7: Reset NVRAM/PRAM

Resetting PRAM/NVRAM is generally preferred when your Mac starts to behave strangely. We can try this action there is no harm in doing this. It might be possible our macOS Mojave gets speed up.

  • Step 1: Turn off the Mac.
    Step 2: Press the “Power button” and “Command+Option+P+R” before the gray screen appears.

Four Keys Command to Reset NVRAM on MacBook pro Air iMac Pro

Step 3: Keep pressing the keys until Mac reboots.
Step 4: Release all the buttons and restart Mac again.

Fix 8: Speed Up macOS Big Sur Start-up

In case your Mac is taking too long on startup, then the reason behind this is many different applications are launching with Mac. However, only it is wasting our time instead we can turn off the applications we don’t need to launch during startup. Complete Guide to Remove Mac Startup program.

Step 1: Click on the “Apple” icon and go to “System Preferences.”
Step 2: Tap “User & Groups.”
Step 3: Click “Login” items.
Step 4: Check the Applications that you don’t want to launch while starting up.

Login items in users and Groups On Mac Mojave

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Step 5: Now, click (-) on the bottom of the screen to remove selected apps.

Fix 9: Upgrade HDD to SSD

Nowadays, you will find SSD in every high-performance laptop or computer. If you have newly purchased the Mac, then it might be possible that it is already in there. If not then you must buy SSD with the capacity you need.

SSDs are much faster than HDD, and significantly it will boost up the macOS Big Sur, Mojave. While purchasing SSD confirm that it is Mac compatible otherwise it won’t work on Mac.

Jaysukh Patel is the founder of howtoisolve. Also self Professional Developer, Techno lover mainly for iPhone, iPad, iPod Touch and iOS, Jaysukh is one of responsible person in his family. Contact On: [email protected] [OR] [email protected]

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