How to Upgrade Linux mint 14 to the latest Linux mint 15 online

How to Upgrade Linux mint 14 to the latest Linux mint 15 online? In order to obtain the correct software source, enter the following two lines of commands on the command line terminal, replace "quantal" with "raring" and "nadia" with "olivia (the development code of linux mint 14 is nadia, while that of linux mint 15 is olivia )": sudo sed-I's/quantal/raring/'/etc/apt/sources. listsudo sed-I's/nadia/olivia/'/etc/apt/sources. after the sudo apt-get-y update Software index is updated, you can upgrade the sudo apt-get-y dist-upgrade system, some software will ask you if you want to use the latest configuration file. I select Y for all of them. The configuration file will still be stored in the same directory, but it will carry a suffix such as. dpkg-old (I have not verified this, please verify ). After all software upgrades are completed, restart the system to complete the upgrade. Sudo shutdown-r now