Thanks gapan. I will tru.

And sorry about that. Firstly, i think it should be posted here but think again that it should be "problem" than "live cd".

Dear all, Please forgive me if this is a dumb question. I try to use sudo with password "live" but it failed. then i try sudo password root, seem like root already have password, so i cannot set on my own. I need root password to install/configure cups, so, can you please help? I try to se...