Use the ArcaOS Bootable USB Image Creator utility (available on their site) rather than standard tools like Rufus, as OS/2 requires a specific partition structure to boot correctly from USB. 3. The Installation Process
ArcaOS uses the JFS (Journaled File System) or HPFS . If you are installing on a disk larger than 2TB, you will encounter limitations unless you are using the UEFI version with GPT support. Use the included Disk Utility in the pre-boot environment to wipe existing partitions if necessary. Step B: The Wizard arcaos 50 6 iso install download
Visit the Arca Noae website. You must purchase a license (Personal or Commercial) to access the download area. Use the ArcaOS Bootable USB Image Creator utility