Within the confines of this article you will learn how to keep your Linux system up to date.
Perform a back-up of all your important data to some media other than your hard disk.
Reboot your computer after completing the operations in step 1.
Beginning the upgrade process is best done with a fresh system.
There is one thing to understand about updating Linux: Not every distribution handles this process in the same fashion.
In fact, some distributions are distinctly different down to the type of file types they use for package management.