The Extension Pack is what you need to buy a license for.

VirtualBox’s Extension Pack The Basic Package and the Guest Additions are free, however, the Extension Pack that you can install just as easily to go with VirtualBox is distinctly not free. The AutoPlay window opens on the guest OS and click on the Run VBox Windows Additions executable. Launch the guest OS in VirtualBox and click on Devices and Install Guest Additions. Guest Additions installs on the guest system and includes device drivers and system applications that optimize performance of the machine. How do I install Guest Additions in VirtualBox? Browse the extension pack file you have downloaded from the VirtualBox site (Oracle_VM_VirtualBox_Extension_Pack-6.0. Click the add icon to install VirtualBox Extension Pack. Open Launchpad, run VirtualBox, then go to Tools > Preferences and select the Extensions tab. How do I install VirtualBox Extension Pack? A reboot is required after the installation.In your VM, click on the new CD image on the desktop.Select Insert Guest Additions CD image….On VirtualBox emulation window, click on Devices menu.How do I install Guest Additions in VirtualBox Mac Catalina? It seems strange to me that it runs on your Ubuntu system, which (as far as I can remember from some of your other questions) is the host system and not the guest.

rvice belongs to Oracle’s VirtualBox software. The package should include the VBoxGuestAdditions. Download a VirtualBox package from (you might have installed this package when you installed VirtualBox).

Install some needed dependencies as shown below.

Check the current kernel version: uname -a.

Edit the virtual machine settings and from the “System” tab, add a new CD-ROM device to the machine.

To install VirtualBox Guest Additions, follow these steps:

At some step, macOS will be asking about permissions for Oracle.

Go through installer, it’s mostly about clicking Next.

CD will appear on your macOS desktop, open it.

In VirtualBox UI, use menu Devices | Insert Guest Additions CD image….

How do I install Guest Additions on my Mac?

Macos virtualbox guest additions