Copy Name of your VM for macĬopy the below codes in the Notepad, then paste the name of the VM from clipboard instead of “Your Virtual Machine name” which you copied in the previous step. Open VirtualBox, visit the settings of the created Virtual Machine for macOS 10.15 Catalina after that go the general tab and copy name of the VM. The Dimensions are listed below, so choose the resolution which works for your computer. Both Commands can work with the popular aspect ratio known as HD, Full HD, and more. Yet, I have founded two commands which can convert the actual size of VirtualBox to the Resolution which you are looking for. How to Enter Full-Screen Mode on macOS Catalina on VirtualBox on Windows PC? Let us know the result, It is worthy of sharing because knowledge is all about sharing and helping. As I said before I have not tested this method on Linux, Debian, Fedora, and other Linux Distribution, so, if anyone has tested. So, if anyone tests it on Kali Linux, please let us know the result. Also, keep in mind, it can work with Ubuntu too but I’m not pretty sure about the Linux itself. This Method works with macOS 10.15 Catalina, macOS 10.14 Mojave, and older versions until the Mac OS X Yosemite.

What I mean by fixed aspect ratio, It means with HD, Full HD, 2K, 4K, 5K, and even the 8K. There is an alternative method which can be used to fix or enter Full-Screen Mode, but the truth is, it can only work with the fixed aspect Ratio version. They are also saying when the Virtual Machine is centered on the Desktop 3 Pixels remains from either site, and it shows black color. Users on Ubuntu have tested and applied different methods, they were able to bring the resolution to 1360 x 768 Pixels without installing additional modules. The truth is, VirtualBox cannot support the exact 1366 x 768-pixel resolution, I don’t know why but still users are complaining from it.

You may be encountered with the screen resolution problem on VirtualBox on Windows while using macOS 10.15 Catalina, Linux, Ubuntu, Debian, Fedora & Linux Distribution.

Virtualbox full screen exit