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- #Downgrade mac os x how to#
- #Downgrade mac os x install#
- #Downgrade mac os x software#
- #Downgrade mac os x password#
- #Downgrade mac os x download#
Step 5: Restore settings from an earlier Time machine backup
#Downgrade mac os x software#
You will agree to the licensing terms before the software reboots on your Mac.
#Downgrade mac os x install#
MacOS Catalina will install like a standard update.
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If your Mac is using APFS, select APFS from the format list.
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#Downgrade mac os x how to#
#Downgrade mac os x download#
Step 2: Create a bootable drive of macOS Catalinaīefore you downgrade your Mac and erase Big Sur from your computer, download macOS Catalina from the Mac App Store. If you don't save these important files somewhere off of your computer you will lose them. Use an external hard drive or a cloud-based program like DropBox, OneDrive, or iCloud. Erasing a hard drive means erasing everything. You also won't just revert back to the previous macOS with all of the files and folders exactly where you left them. That means any files, programs, or documents you've been working on will also be erased if you don't back them up first. This process to downgrade your Mac will erase macOS Big Sur from your hard drive entirely. Tick the box to Allow booting from external media. This will put your Mac into Recovery Mode. Hold down Command+R right when you see the Apple Logo.
#Downgrade mac os x password#
Make sure you know the correct password to access the Startup Security Utility before you begin. This is different from your administrative password and your Apple ID. Check out the instructions to downgrade from macOS Sierra to previous OS version.Note: You'll need the firmware password you used to enable the Startup Security Utility. To save the new files, move all of them onto a different disk or create a backup before downgrading. It is important to note that reverting to a previous version erases all the changes that you have made to the files on your Mac after you installed the new macOS. You can easily roll back to a previous OS X version in case you come across issues after installing macOS Sierra, if you are using Time machine to back up your Mac. One of the most significant changes is Siri integration that brings all the features users enjoyed on the iPhone and iPad, along with a few more functions specially designed for use on desktop.īut if you like the older OS X version over macOS Sierra, you can always opt to downgrade using Time machine which is a built-in Apple tool on OS X that lets you back up all files to an external hard driver.