#acer #aspire r7 #windows 8.1 #upgrade
acer aspire r7 windows 8.1 howto upgrade from windows store
acer bios info
windows 8.1info
- http://windows.microsoft.com/en-gb/windows-8/clean-install
- http://windows.microsoft.com/en-gb/windows-8/upgrade-to-windows-8
- http://windows.microsoft.com/en-gb/windows-8/why-can-t-find-update-store
KB 2871389 info that you may need