Until you are done with the process, don’t think of starting your macOS Catalina VM.īefore you start the Virtual Machine, there are some changes needed to make in the settings. Edit Settings Of macOS Catalina Virtual Machine That is a virtual image you must have downloaded already.įrom the options provided, you will select “ Use an existing virtual hard disk file”, then you need to put the location to the VMDK file and click on Create. Once the RAM is assigned, it’s time to assign the HardDisk. Since you need to keep the balance, so you must leave some RAM for the host computer too. Note : Don’t be foolish by assigning more RAM then your system has.
But, this more you gave the better performance and efficiency you will get. Then, you will set the capacity of RAM storage that can be used by macOS Virtual Machine (VM).įor this purpose, a minimum of 4GB is advised. The VirtualBox will identify the OS and default for Mac OS X when you enter the name.Ĭoncerning Virtual Machine name, you can give it a creative name.īut, you would have to type the name in a series of commands and as you head further it gets annoying to type the difficult name a number of times. When you open VirtualBox, click on New and type macOS.