One thing more, when you will download the Mac OS Catalina VMDK file then you should not use that file directly for the installation. Download MacOS Catalina 10.15.3 DMG File New Update.in this article, you will get two options to download the Mac OS Catalina image file for Virtualbox and VMware. Therefore, Mac OS Catalina is in beta version and its file is too large but again you can get Mac OS Catalina VMDK file from here. When every operating system release they are in beta version, what it means? it means that the operating system is still under development that’s why you can only install the beta version and the beta version will be large. However, MacOS Catalina has several useful features which are handy and powerful than MacOS Mojave because Apple has worked a lot and focus on MacOS Catalina, Therefore, legions of people are preferring to install MacOS Catalina on their PC. in that case, I will guide you on Download MacOS Catalina Image File For Virtualbox & Vmware. Therefore, to install MacOS Catalina on any virtualization software you need to download its image file. The MacOS Catalina has been announced in WWDC19 and this operating system is amazing and very useful. One of the recent updates of MacOS is MacOS Catalina 10.15 which is the 16th installment in the MacOS. You know Apple company is well-known among all and they are working harder and harder on their product.