Virtualization BIOS setting Windows 10
The option is called “AMD SVM Support”. SVM (Secure Virtual Machine) is AMD’s take on Intel’s VT-x.
Go into Windows Control Panel (search for Control Panel in toolbar if you can't find it), and select programs. Then select Turn Windows features on and off.
Make sure Hyper V is turned OFF (blank) and reboot if needed.
Windows 10 by default enables Hyper-V, which blocks any other 64bit virtualization.
ps - if you want to get two cores running, set memory in virtualbox, and set key ports forwarded add this to your virtualbox file
# Customize the amount of memory on the VM:
vb.memory = "3000"
vb.cpus = "2"
end
config.vm.network "forwarded_port", guest: 80, host: 8080
config.vm.network "forwarded_port", guest: 3306, host: 3306
config.vm.network "forwarded_port", guest: 9000, host: 9000