The way that fixed it for me was to right click on the desktop and click configure switchable graphics. Under the recent applications, there was a program called logonui.exe. I changed the graphic setting to power saving and it started working instantly.
Envy 6t-1200
Windows 8 pro 64 bit
My computer would not boot up into windows so I attempted to use the usb recovery disc to recover it back to factory condition. It went through hp recovery manager and restarted and showed the installing software window and restarted a couple of times. The...