How to convert a iso9660 ISO to a USB ISO?

Amichai Rotman amichai at
Sat Jun 25 09:20:13 UTC 2016

Hi all,

I have an ISO of customized GCompris based on Ubuntu. It is intended to be
burned on a CD (iso 9660 FS Type). When I try to burn it to a USB, the
pendrive "becomes" a CD and it won't boot...

The guy who made this ISO as a school project a while back, says he can't
remember how he made it in the first place, but it has something to do with
extracting the squashfs and re-create it using chroot.

Can any of you point me to a step by step guide on how to do it - from the

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