and thanks also to tripleh renehoj flavio unman
Iβm going to be as gentle as I can be.
Given your very limited knowledge of Linux it may be
better for you not to run anything in dom0 at all, at the moment.
Making a mistake in dom0 can compromise your whole Qubes system.
You can learn how to use Linux in a qube, and get used to some of the
features - case sensitivity is one of them.
There are many basic introductions to Linux online.
When I comment in the Forum or in the mailing lists I speak for myself.
thank you very much, i am learning the commands