Some people might find helpful is the direct updater / iso / usb creation link http://www.microsoft.com/en-us/software-download/windows10
Do check your windows is 32bit or 64bit before you download and then realise you were wrong! ( not me I know. )
Faster slickey, and nicer fonts. And now my son won't press the windows key as it don't flash the screen anymore as windows 8.x did, for this alone was worth the update.