How to Install Required Packages for Canon Legacy Driver on Ubuntu 18.10 Cosmic

Canon Legacy Driver Ubuntu 18.10 - 14.04 Repo Setup

2. Add the Ubuntu Trusty Extra Packages Repo.

   sudo su

   If Got “User is Not in Sudoers file” then Look: Solution

   sudo su

   The above Command to Login as SuperUser.

   echo 'deb [trusted=yes] http://us.archive.ubuntu.com/ubuntu/ trusty main universe' 
   > /etc/apt/sources.list.d/extra.list

   apt update