On 2026-10-07, Robert Heller <[email protected]> wrote: > The ISO-9660 file system was originally intended for CD-ROMs (note "ROM": Read > Only Media). It is was designed as a writable file system. I have no idea what > Unetbootin is doing, but it obviously NOT directly copying the ISO-9660 disk > image to the flash drive. > > There is no reason to make the ISO boot image itself writable. If you want > to > create a self-contained bootable Linux system on a flash drive and use it as > a > rwad/write Linux system, that is something else.
Aren't there bootable ISOs that have a writable part (certain "live" systems)? Maybe they're not ISO-9660.

