install modules

[Pedro Regis]

dear friend
> This is wrong. You need to enter YOUR password, not the root password. You
> also have to make sure you are in the /etc/sudoers file, just like root is.

how may I make to the /etc/sudoers(sorry I don know about linux yet,but I 
really want to learn.)
>
> You don't have to be root to do:
>
> $ lsmod

here, I have: command not found.
>
> You do have to be root to do:
>
> $ modprobe printer
when I try this.after to get lsmod??


thanks for be patient,sorry my poor english

regis