This was fixed a while ago. Ubuntu has an outdated version in its repos. See https://bugs.launchpad.net/ubuntu/+source/unetbootin/+bug/1438236 and https://github.com/unetbootin/unetbootin/issues/22
This was fixed a while ago. Ubuntu has an outdated version in its repos. See https:/ /bugs.launchpad .net/ubuntu/ +source/ unetbootin/ +bug/1438236 and https:/ /github. com/unetbootin/ unetbootin/ issues/ 22