Download catalina beta dmg. All you have to do is follow these links given in the guide to download the updated version of macos catalina 1015 dmg build 16a239j public beta to your computer and the download and install it on your mac while macos adopts a new name, it retains the existing versioning system, with macos catalina being version 1015.
download catalina beta dmg
Download macos catalina iso dmg well, there are a lot of tweaks ad upgrades with the mac os catalina with improved usability and revived user interface that makes the os stand a class apart there is a major bummer with mac os catalina is that if you are disco jockey and you have been relying on your mac system for your works you might have to.