Unable to update Ubuntu12.04
Packard Bell 2.9GHz
Name IMEDIA 1328
Model Type UTOW-SAM
MSIOHQL No: SAN1058593
Running Ubuntu 12.04
Friend who owns this PC has not updated it for months.
I ran in terminal " sudo apt-get update" without ""
When trying to update I had a error
Requires install of untrusted packets - or something alike.
Any advice please.