Just upgraded to Win 8.1, 64-bit...! Things have been re-located somewhere other than they were... No Start Button in Bottom Left Corner as it was in Win 7...! Found the Blue(Now Green) Sq which is the Store and all it does is show the Spinning Circle of Dots...! It does not Connect...! Everything else does as it should just in dif locales...!

This is what I get when I do complete a d/l and try to Open for Install :

"Where do you want to install?

It looks like you don’t have any applicable device(s) linked to your Microsoft account. To install, sign in on a device with your Microsoft account."

My Laptop IS the Device connected to the Microsoft Store via the Int...!