“AMD-V is not available” even when Virtualization is enabled in the bios

Make sure Hyper-V is disabled.

This is the command you should run in cmd.exe as an administrator

dism.exe /Online /Disable-Feature:Microsoft-Hyper-V-All

Full instruction set is listed here

http://www.poweronplatforms.com/enable-disable-hyper-v-windows-10-8/