But only when mkusb is installed in Ubuntu 19.10 or later, ie grub 2.04 the ISOs don't boot. When mkusb is installed in 18.04, grub 2.02, the ISOs on the USBs it makes boot fine.
But only when mkusb is installed in Ubuntu 19.10 or later, ie grub 2.04 the ISOs don't boot.
When mkusb is installed in 18.04, grub 2.02, the ISOs on the USBs it makes boot fine.