The "Bootable" legacy ISO you've used is in fact not bootable, it relies on CDROM emulation provided by BIOS. VMs don't usually do this sort of emulation. If you set the guest OS to something like ...

Following my recent posts concerning my experiences with Unified Extensible Firmware Interface (UEFI) and secure booting, here's a Q&A with Mark Doran, the UEFI forum president. In general I agree ...

If you want to use Windows 11 or any Linux distribution on VirtualBox, you must enable EFI or Extensible Firmware Interface. Although VirtualBox enables this setting automatically when you choose the ...

Let's start by clearly stating what this post is, and what it isn't. It is a description of how I set up multi-boot for Linux systems, sometimes including Windows, using the GRUB bootloader. It is not ...