diff --git a/introduction/faq.md b/introduction/faq.md index 6c9ecf6d..93aa957a 100644 --- a/introduction/faq.md +++ b/introduction/faq.md @@ -378,9 +378,8 @@ For more information, see [Qubes-certified hardware](/doc/certified-hardware/). ### Why is VT-x/AMD-V important? -Xen doesn't use VT-x/AMD-V for PV guest virtualization. -(It uses ring0/3 separation instead.) -However, without VT-x/AMD-V, you won't be able to use fully virtualized VMs (e.g., Windows-based qubes). +By default, Qubes uses Xen's PVH and HVM virtualization modes, which require VT-x/AMD-V. +This means that, without VT-x/AMD-V, no VMs will start in a default Qubes installation. In addition, if your system lacks VT-x/AMD-V, then it also lacks VT-d/ADM-Vi/AMD IOMMU. (See next question.)