upgrade fedora

How to upgrade fedora 19 to 20

Fedora 20 Heisenbug has been out there for sometimes, now I will show you how to upgrade from Fedora 19 Schrödinger’s Cat to Fedora 20 Heisenbug. Fedora 20 Heisenbug new best feature is supporting ARM architecture among regular x86 and x86_64 releases. Why support ARM architecture in Fedora 20 Heisenbug? ARM is very popular in mobile, smartphone, tablet, and Google…