The public beta version of MacOS Catalina is now available for download and installation. With the public beta version of MacOS Catalina, you can try out all the interesting new features of macOS 10.15, including the Sidecar, which allows you to use your iPad as an additional display, Screen Time for Mac, Mac activation lock, photo enhancements, Notes and reminders, and much more.
This tutorial will show you how to install the Mac OS Catalina public beta on a compatible Mac.
Important: Installing the public beta version of MacOS Catalina 10.15 is not for everyone. A beta version of system software tends to be erratic, less reliable, prone to malfunctioning, and may experience other problems and problems that can make a computer unusable or provide less than satisfactory performance. Some applications may not work with MacOS Catalina Beta at all. Therefore, although anyone can install a public beta version of MacOS Catalina, it is usually only suitable for advanced users, and it’s best to install the public beta version of MacOS Catalina on a separate Mac that is not your main workstation.
You need to make sure you have a Mac compatible with MacOS Catalina. Generally speaking, any Mac created after 2012 will support MacOS Catalina, but if you're interested, you can see a list of MacOS supported by Catalina here.
How to install MacOS Catalina Public Beta
Back up your Mac with Time Machine, so it's important to back up your computer and data to avoid data loss *
Go to the Apple beta registration site and log in with your Apple ID, and then go to the Device Registration section.
In the “macOS” section, scroll down and select “Download macOS public beta access utility”.
After downloading the "MacOS Public Beta Access Utility", mount the disk image and run the installer package.
Choose to install the macOS public beta profile by completing the installation procedure.
When finished, go to System Preferences> Software Update and find the MacOS Catalina Beta available for download and select Update Now to start downloading the MacOS Catalina beta public installer (you may need to update this settings panel to there was an update)
When the download is complete, the “Install MacOS Catalina Beta” screen will appear – you can now exit the installer if you want to create a public MacOS Catalina USB installation disc, or run the installer to start installing MacOS Catalina immediately. on the current mac
If you decide to run the installer, follow the steps to select the target disk for installing MacOS Catalina, and wait until the installation is complete, it may take some time. When finished, Mac will reboot into the public beta version of MacOS Catalina.
Don't forget to be a good beta tester and regularly send detailed error reports using the Feedback Assistant application! This can not only help improve MacOS Catalina, but it can even help shape the features and aspects of the OS itself. Therefore, you should always report every detected error, but you can also recommend improvements or even suggest changes, recommendations for accessibility and just let your voice be heard.
Please note that if you want to create a bootable public beta version of MacOS Catalina USB drive, you need to do this before installing MacOS Catalina. This is due to the fact that installing the public beta version of MacOS Catalina will automatically uninstall the installer after the installation is completed, and this installer is necessary to create a bootable USB-drive.
Dual booting MacOS Catalina public beta with another release, such as macOS Mojave, is possible, but as a rule, not recommended, it is better to install it on a separate Mac completely. However, you can install MacOS Catalina Beta on a separate APFS container volume, which will be located next to macOS Mojave and use the same disk space. There are many mixed reports that these dual-boot situations cause problems with the recovery partition, so do this at your own risk and only after you have created a full backup of your Mac.
If you install MacOS Catalina Beta and decide that it is not suitable for normal use, you can downgrade MacOS Catalina Beta and go back to an earlier stable version of Mac OS if you backed up Time Machine before installing Catalina 10.15 beta. The downgrade process involves formatting the disk, and then restoring from a previous backup of Time Machine.
Apple says the final version of MacOS Catalina will be released to the public in the fall of 2019.
* Backup not only ensures the safety of data, but also allows you to downgrade if necessary.