If you think it is unavoidable to downgrade your macOS, you may read this article to learn the best methods to downgrade your operating system from Big Sur to Catalina without data loss.
macOS Monterey is here. But not everyone was able to upgrade to it due to system compatibility and other constraints. Hence, sticking with macOS Big Sur was the only option left. macOS Big Sur, though a stable operating system, might bump into unexpected problems, fail to run old software/hardware, or may not be speedy enough to cater to user requirements, instigating many users to downgrade from macOS Big Sur to Catalina.
Are you also one of those users wanting to downgrade macOS, but are unsure about how to do it? If yes, this article is the ultimate guide you need.
Through this typewritten note, we guide you through some quick and easy ways to downgrade Big Sur without losing data. Let us begin with them without any further dilly-dallying.
Simple and Quick Methods to Downgrade from macOS Big Sur to Catalina
You may follow the methods elucidated below to downgrade macOS from Big Sur to Catalina.
Note: Before following the below methods, you should back up your data to be on the safer side, and minimize the risk of losing crucial files. You may back up your data using Time Machine, copy files to another location (such as a USB drive), clone your Mac’s hard drive, or use iCloud to store important files.
Method 1: Use Time Machine to downgrade from macOS Big Sur to Catalina
It is a simple process to downgrade macOS to Catalina using Time Machine if you used this utility to create a data backup. You can accomplish this task in two easy steps shared below.
Step 1: Erase all data stored on your device’s system disk
The first step to downgrade from Big Sur to Catalina through Time Machine is removing all data present on your Mac’s hard drive. Below is how you may do it.
Turn off your Mac, erase, and format it.
Power on the device while pressing the Command+R buttons as it boots up.
Select Disk Utility from the window of Mac Utilities.
macOS Downgrade from Big Sur to Catalina: Completed Successfully
This article answered one of the most burning questions, how to downgrade from Big Sur to Catalina without a USB and with a USB. You may follow any method from the ones described above to get an older OS on your Mac.
However, while downgrading to an older macOS, you should remember that Apple may not release security updates for old macOS in the long run. Hence, you should shift back to Catalina from Big Sur only if it is unavoidable to do so.
If you have any other questions, concerns, or suggestions about this article, you may share them in the comments section.
Niharika is a passionate soul who finds immense satisfaction in putting all her thoughts in writing. Being a technology enthusiast, she loves learning new things about tech and making everyone technologically literate through her articles. When not composing tech articles, you can find her bringing characters to life in her fictional stories, reading something intriguing, or spending time with her near and dear ones.
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