<html> <head> <style></style></head> <body class='hmmessage'><div dir='ltr'>Hi Guys,<br><br>I'm a newbie to this list. I use virt-manager to manage virtual machine.<br>From the official website(http://virt-manager.org/), I see the "Controller USB" is listed in the screenshot.<br>But I can't find this option in my virt-manager.<br><br>I try to google about that, but there is not so much data about virt-manager.<br>So, could anyone help to guide for the following items:<br><br>1 Where can I find the guide of the tools (virt-manager, virt-viewer, virsh)<br>2 How can I modify the boot parameter when boot image from virt-manager<br>3 How can I do a search in the virt-tool-list's topics<br>4 Or the direct answer that how can I have the "Controller USB" displayed<br><br>Thank you very much, guys.<br> </div></body> </html>