macOS Big Sur is the latest version of macOS with a variety of exciting features, bug fixes, and smoother performance, which聽has been released recently. If you are a Mac user and you are curious about how to download and install macOS Big Sur, this article is for you.

macos big sur version

You May be Wondering These Before Updating to macOS Big Sur

Since Big Sur is a new update, users wonder about its functionality and performance. To clear things up for all Mac users, we have gathered some frequently asked questions about macOS 11 Big Sur and answered them.

#1 What’s New on macOS聽Big Sur?

We would highly recommend updating your Mac to Big Sur. Becasue it comes with up to 85+ new changes and聽features that you can only enjoy once you update your Mac.聽Here are some of the fantastic new features macOS Big Sur offers:

macos big sur new features

#2 Will My Mac Support macOS Big Sur?

Here, we have listed the Apple devices that will support macOS Big Sur, and if you see your device in the list, you can enjoy the features of Big Sur.

    • MacBook 2015 and later
    • MacBook Air 2013 and later
    • MacBook Pro late 2013 and later
    • Mac mini 2014 and later
    • iMac 2014 and later
    • iMac Pro 2017 and later
    • Mac Pro 2013 and later

#3 How Do I Update My Mac to Big Sur?

If you are a Mac user and are looking to update your Mac to macOS Big Sur, we can guide you step-by-step. To find out how to install macOS 11.0 Big Sur on Mac, read on.

How to Download And Install macOS Big Sur on Your Mac? (Step-by-Step)

Here is a comprehensive step-by-step guide for all Mac users on how to install macOS Big Sur on your Mac.


macOS Big Sur download takes up around 10 GB of hard disk space. So, in order to download and install macOS 11.0 Big Sur, you need to have enough space available in your Mac. If you don't, you can try a useful tool we mentioned in the Extra Tip to release 40% free space for your Mac.

Step 1.Backup your Mac

Before you start any OS update, it is very crucial to backup your device. New updates can sometimes crash or have unknown bugs that might affect your data. Backing up ensures that all your necessary data is protected before you have run any OS installations. You can back up your device using Time Machine. Below are the detailed steps to backup your Mac with Time Machine.

  • Click the Apple icon in the Apple Menu.
  • Select System Preferences and then choose Time Machine.
  • Choose the Select Backup Disk option.
  • Then select the hard drive you鈥檒l use as a Time Machine backup. And then click Use Disk.
  • At last, click the Back Up Automatically option. Then it will automatically back up your Mac.

backup your mac with time machine

Step 2.Download Big Sur Installer package

Then go to Apple鈥檚 Developer website on your Mac. If you鈥檙e not currently enrolled in Apple鈥檚 Developer Program, then create a new account. Below are the steps after that:

  • Sign in your account and click on Account in the top right corner.
  • Then click Downloads on the left-hand sidebar.
  • Then you will see macOS Big Sur information on the screen. Next click the Install Profile button.
  • Choose Allow to download the profile. Then it will start to download the macOS Big Sur Installer package.
  • Go to your Downloads folder and double-click the macOSDeveloperBetaAccessUtility.pkg.
  • Follow the on-screen instructions to install the package on your Mac.

download big sur installer package

Step 3.Update your Mac to Big Sur Now

Here is how to install macOS Big Sur on your Mac. After you are done downloading the Big Sur installer package, you will see s pop-up window that says a new update is ready from the Software Update section of System Preferences. That means Big Sur update is available. Then click Upgrade Now. After that, your Mac will automatically update to the newest verison. That's done!

upgrate macos big sur now

macOS Big Sur Update Failed Because of Insufficient Available Space锛

As we mentioned in the beginning, macOS Big Sur download takes up around 10 GB of free space. If your Big Sur update failed because of insufficient free space on your Mac, you will need to clean up your Mac and release more available space for the Big Sur update.

And here is the question: how to clean up your Mac? You can clean up your Mac manually with the help of the ways given below. This will allow you to have more space available in your Mac for the latest Big Sur update.

How to clean up your Mac to free up more space?

#1. Optimize storage on Mac: One of the most common ways to free up space on Mac is by making use of the storage management options provided by macOS, including Store in iCloud, Optimize Storage, Empty Trash Automatically and Reduce Clutter.

#2. Clean up cache: There is a large number cache from each corner on your Mac, including browser cache, system cache, app cache, etc. Deleting cache can effectively release space for your Mac.

#3. Uninstall apps that you don’t usually use: You can also try to uninstall those rarely used apps on your Mac to reclaim some space.

#4. Empty the trash on your Mac: Deleting a file on your Mac is easy, and it will move it to the trash. You will then need to empty them completely.

#5. Delete large and old files: If you can get rid of those large and old files that are useless for you, you can clear away plenty of space for your Mac.

#6. Delete old backups: Those iPhone or iPad backups are taking up valuable space on your Mac. Removing them is recommended to release more storage.

#7. Delete downloads files: Deleting download files on the Downloads folder will increase storage on Mac efficiently and effectively.

This is how you can make more space available on your Mac. However, these manual ways can be very time-consuming. If you are a busy individual who does not have the time to go through all these ways to clean your device, we have a quicker solution. You can use an efficient Mac cleaning tool called Umate Mac Cleaner.

Umate Mac Cleaner is a smart and quick cleaning tool that comes with amazing features to help clean up your Mac and release more space automatically in just a matter of a few clicks. This app offers:

Umate Mac Cleaner

1,000,000+ Downloads

Powerful Cleanup Features:

  • Two cleaning modes - Quick Clean & Deep Clean. These two cleaning modes thoroughly scan and clean your Mac hard drive.

  • Selective and complete clean-up for 40+ types of junk files.

  • Efficient removal of all large and duplicate files at one click.

  • Delete of all unnecessary apps and extensions that take up space.

  • Fully compatible with macOS 11 Big Sur and earlier versions.


Umate Mac Cleaner can help you to free up 40% available space for your Mac after using it!

This app is very easy to use, just follow the steps below:

Step 1: Download and install Unmate Mac Cleaner on your Mac. Then launch it. The Download button is offered below.

Mac version

Step 2: Choose the feature you want on the left side of the app. Then follow the on-screen instructions to continue. We will take the "Clean Up Junk" feature as an example. Click the "Scan" button to locate those unneeded files that can 100% safe to deleted.

choose a feature you want

Step 3: Then choose those files you want to remove and click on 鈥淐lean鈥 to delete all the selected files in a few seconds.

delete all the selected files

That's it! You will get enough free space after using the app. Now you can download and install the latest macOS Big Sur on your Mac!