[RHEL] How do I start virt-manager without prompting for root password? Updated 2012-11-30T19:27:19+00:00 Issue How do I start KVM GUI without prompting for root password? Environment Red Hat Enterprise Linux 5 Red Hat Enterprise Linux 6 Subscriber content preview. For full access to the Red Hat Knowledgebase, please log in.Not a subscriber? Learn more about the benefits of Red Hat Subscriptions.