![]() ![]() Type a new name for your hard drive such as Macintosh HD. Hit the Erase tab from the upper portion of your window. Hit the option Disk Utility from the OS X utility selector. It will put the device into Recovery mode. Now, hold down two keys simultaneously: Cmd and R and then keep holding both the keys until you get your system rebooted. Then, hit the Apple icon from the upper-left edge of your screen.Īfter that, press the Restart tab from the pull-drop menu. DOWNGRADE TO MACOS CATALINA HOW TOHere is how to erase all the contents from your Hard Drive:įirst of all, connect your Mac to the Internet through WiFi or Ethernet. Here, you will need a copy of your macOS Catalina on your external HD for the quick installation procedure. DOWNGRADE TO MACOS CATALINA DOWNLOADIt means all your programs, files, and documents will be removed from the device if you don’t take the copy of the same in the form of backup.Ĭreating Bootable Drive of your macOS Catalinaīefore going through the process of erasing your data and downgrading to earlier macOS, it is recommended to download macOS Catalina directly from the App Store. Mark the box “Allow Booting from External Media.”īacking up is very necessary as the downgrading procedure will erase all your macOS Big Sur data from the hard drive. Press the Startup Security Utility option. Then, hold down Cmd + R tabs simultaneously once you view the Apple Logo. In case you have activated the Startup Security Utility, then you should check the system and ensure that you are able to use the bootable drive on your Mac. Follow them carefully to downgrade your macOS Big Sur.Įnsuring to Allow Booting from External Mediaīefore going forward to downgrade your macOS, if you have 2018 or the latest version of Mac, MacBook Pro, Air or Mini, it is recommended to make sure to allow booting from your external media just prior the downgrading process. To make the process accessible, we have provided useful tips for you. The process of downgrading macOS from Big Sur to Catalina is not a complicated task. Some macOS Big Sur users are not satisfied with this OS update, and they think that Catalina was better than this. If you are also one of them and don’t need the macOS Big Sur that you have currently on your device, then you can easily downgrade it to Catalina. There are many who have installed Big Sur by mistake and want to go back for Catalina. ![]()
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