android studio error HAXM
<p>I changed my windows recently from 10 to 7 .. now I am getting this error when I want to open my AVD </p>

<p>(ntel HAXM is required to run this AVD.
/dev/kvm is not found.</p>

<p>Enable VT-x in your BIOS security settings, ensure that your Linux distro has working KVM module.
) </p>

<p>.. the HAXM is also installed... im using a 64 operating system with windows 7 .. 
the virtualizationt is enable in BIOS setting.
how can i fix it??</p>

<p><img src="https://i.stack.imgur.com/ieZdo.png" alt="enter image description here"></p>