Lexmark 1380 /Third Party software/ WArning Update

[kanimambo]

Hallo guys, i'm new ubuntu 9.04 gnome 2.26.1 user, my problems are , ive got a printer Lexmark Z1380 , i nstalled the driver but the system is showing me a different printer Lexmark Z12...first i didnt have any prooblem with it but when i try to print it doesnt work, please help

Other one: i deleted all my third party software list , i dont know anymore which one was. Do i need them
for update ? Pease help.

next one: when i try to update my system i get this message
warning : you are about to install software that cant be autheticated ,doing this could allow a malicions individual to damage or take control of your system. I dont know what to do. help please


thank u for your time.

[jerrrys]

warning : you are about to install software that cant be autheticated ,doing this could allow a malicions individual to damage or take control of your system. I dont know what to do. help please

this is a standard message when downloading third party software. as long as your using trusted sites your good to go.

i deleted all my third party software list , i dont know anymore which one was. Do i need them
for update ? Pease help

they are needed, but really don't need to worry about rebuilding your list just yet. if you go to a site thats not on the list you will be informed of this and will then need to reenter it and possibly key code if you erase that too...

[kanimambo]

this is a standard message when downloading third party software. as long as your using trusted sites your good to go.



if you go to a site thats not on the list you will be informed of this and will then need to reenter it and possibly key code if you erase that too...
http://ubuntuforums.org/images/statusicon/user_online.gif ----------------------------------------------------------------------------
I deleted all my third party software list i dont have any anymore , can u suggest me some that are trustful.


thank u

[jerrrys]

here's one of many that i trust

http://appnr.com/

what software are you looking for?