Firmware upgrading and downgrading sounds pretty simple, anyone can do it, right? The mark of a professional is not that they can do something correctly, or even do it correctly over and over again. A professional works in such a way that, if anything goes wrong they are prepared and able to quickly get things back to normal. Firmware updates can go wrong just like anything else. So a real professional does things in a way that minimizes their risk and follows some best practices, as listed below.