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. Sign-out or offload apps with too much data.Delete Safari History or any other browser data.Get rid of any file that is not important.Uninstall all the old apps that you no longer need.Simply follow these suggestions to clean up your system quickly: You mustn't have a lot of unwanted space on your Mac before upgrade to macOS Catalina. Here are all the devices that would support the new macOS Catalina: Ideally, if your system runs on macOS Mojave (except 2010-12 Mac Pros), then it would be compatible with macOS 10.15 too. Check that your Mac is compatible with macOS Catalinaįirst things first – make sure that your Mac would support the new OS or not.For instance, you should check if your Mac is compatible with macOS Catalina or it has enough free space on it or not. 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.

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