Here are some verified multiboot configurations:
File Agnostic: You no longer need to "burn" an ISO. Simply copy the file to the drive. multiboot hdd 2021 final verified
: Windows is "selfish" and will often set itself as the primary boot option without asking. Installing it first allows subsequent OSs to detect it. Installing it first allows subsequent OSs to detect it
: A Windows-based utility that lets you manually edit the Windows Boot Manager to add entries for other drives or partitions. multiboot hdd 2021 final verified
: For any modern system (post-2011), you should use GPT instead of MBR to ensure compatibility with UEFI and support for drives larger than 2TB.
. Each tool or OS installer is housed in its own root folder, allowing you to swap out outdated ISOs without needing to reformat the entire drive. Operating System Deployment