This technology must be enabled in order to run macOS Catalina on VirtualBox. For Intel, it is named VT-X and for AMD, it is named AMD-V. The virtualization technology is available for Intel and AMD processors under different names. Download the ISO of macOS Catalina 10.15 (8.3GB).Once downloaded, install VirtualBox and the Extension Pack.Īll the necessary files except VirtualBox, the Extension Pack and the macOS ISO are available by downloading the repository.Go to this website and download VirtualBox and the Extension Pack.Customizable resolution and video memory.ĭo not hesitate to open an exit in case of a problem or for any technical question.

This tutorial explains how to install macOS Catalina on a virtual machine. Small tutorial with all the sources that allowed me to install MacOS Catalina on VirtualBox under Windows. Macos-catalina-on-virtualbox-windows How to install macOS Catalina 10.15 on VirtualBox under Windows. Rather than dig myself I thought I'd ask for a new suggestion. I'm not sure whether my windows installation is there or not. I could use a 3rd party installer but that might make my situation worse. When I tried to put the file back from my desktop with drag and drop or copy/paste into the Finder directory, it refused. So tried to put the Windows 7 (64 bit).vdi file back from the trash and put back wasn't an option.

When I went to uninstall VirtualBox 7, the uninstall refused and I got this error message: “VirtualBox_Uninstall.tool” can’t be opened because Apple cannot check it for malicious software. Expecting I could copy it back if something went wrong. I thought it would be safe to make a back up, I copied the Windows 7 (64 bit).vdi to my desktop and then deleted it in the folder where I copied it from. Skipping the convoluted explanation of why I did this. Granada29 wrote:Your VMs should be unaffected - you are changing the software, not purging your data.

Virtualbox macos windows