

If you are already using a stable version of macOS, then you can just upgrade to the latest macOS Catalina easily. Part 2: How to Upgrade to macOS Catalina 10.15 If it is packed with too much data, then you can delete any unwanted content from its hard drive. You can go to Finder > About This Mac > Storage section to see how much empty space is there on your Mac. Although, macOS Yosemite users would need at least 18.5 GB of free space instead. To successfully install macOS Catalina, you need a 4 GB RAM on your system and at least 12.5 GB free space on the hard drive.

Furthermore, you can visit the Account Details option from here to know more about the linked Apple account. You can go to the iCloud application on your Mac to check the same. Therefore, you should know your Apple ID and password in advance. If you wish to do a macOS Catalina upgrade, then you might be asked your Apple ID for verification. From here, you can take an extensive backup of your Mac to the attached media. Simply attach an external hard drive to your Mac and launch Time Machine on it. To do this, you can either manually move your files somewhere else or use Time Machine. If you don't want to encounter a similar situation, then consider taking a backup of your data beforehand. There are times when users end up losing their data while upgrading to a new operating system.


Part 1: Preparations for Installing macOS Catalina 10.15īefore you start the installation process, there are certain things that you need to take care of. Part 4: How to Recover Lost Data after Updating to macOS Catalina.Part 3: How to Clean Install macOS Catalina 10.15.Part 2: How to Upgrade to macOS Catalina 10.15.Part 1: Preparations for Installing macOS Catalina 10.15.
