Guest Additions Iso Virtualbox ((exclusive)) -
./VBoxLinuxAdditions.run --silent If your guest OS fails to boot (graphics driver issue), you can boot from the Guest Additions ISO itself? No — it’s not bootable. But you can mount it from a recovery shell to uninstall:
VBoxWindowsAdditions.exe /S For Linux:
mkdir iso_contents && cd iso_contents bsdtar -xf /path/to/VBoxGuestAdditions.iso Then rebuild (ensure mkisofs / genisoimage installed): guest additions iso virtualbox