Select Devices > Optical Drives and ensure that Remove disk from virtual drive is greyed out. Sudo dnf -y groupinstall 'Development Tools' Sudo dnf -y install kernel-devel-$(uname -r) Start the Virtual Machine and run the following commands: Now tick the checkbox next to Auto-mount and click OK to complete, and again to exit the Settings menu. Select 'Other' from the Folder Path drop-down menu and navigate to the folder you wish to share, and click Open.Select the Shared Folders tab, then click the Add Folder icon on the RHS of the screen.Open VirtualBox, right click on the Virtual Machine that you want to share the folder with, and click 'Settings'.NorbyD Posts: 44 Joined: 16.How to create a shared folder between your host (macOS Catalina) and guest (Fedora 31 SE) provisioned through VirtualBox 6.1. I can't remember how I had it setup before but it was very seamless and it was simple to setup. Sorry for the confusion, VB = Virtual Box If you had a discussion ongoing in another topic which has now been solved, please post in that topic to say so. The only way to get shared folders with a MacOS guest is to configure a true network share. Only Windows and Linux/Solaris guests have full GAs. if the guest is MacOS then GA shared folders have never been supported: GAs for MacOS guests officially do not exist at all.

If the forum choice is not misleading, i.e.

Assuming that you are referring to a VM: the Guest Additions must be installed in each VM separately, assuming that GAs are even supported for the chosen guest OS family. It's not entirely clear whether 'VB' refers to the VirtualBox software in general or to a specific VM. Mpack wrote:Your terminology is a tad confusing.

Macos virtualbox shared folder