When you install macOS Catalina on VirtualBox on windows after the installation you get the first issue is the screen resolution beside many issue or errors in virtual machine, one of the popular issue is screen resolution for those who use Mac operating system on windows. When you have a huge or large screen and the images remain as the default screen resolution then you want the images or home screen should be according to your screen in that way you need to fix the problemĪs macOS Catalina 10.15 is so popular now a days which was released on 03, June 2019 by Apple company on WWDC conference, this new operating system has many new and best features like sidecar,Apple Pencil, High Security Performance plus many other features, those users who want to use macOS Catalina but can not buy mac for them self so an other way is to use virtualization like you can you use mac on apple in one PC two different system. It is the main problem of All operating system in virtual machine which can not adjust according to the screen.

When you install macOS Catalina on virtualbox on windows after the installation is completed then you may might face a problem and issues, we always try to find out a solution for very errors in virtual machine when you use macOS 10.15 Catalina on virtualbox, one of the problem on the virtual machine is the screen resolution which you need to fix them according to the screen you use.

Macos virtualbox display resolution