How To: Setup VirtioFS Under Windows and Mount Multiple Unraid shares as individual drive letters. VirtioFS under Windows is now stable as of Unraid 6.12.5 (QEMU 7.2) and Virtio Drivers 0.1.248-1. Ensure you install this driver or later as well as Unraid 6.12.5 or later. Earlier versions of Unraid will cause the VM to lock up and earlier drivers have an issue where any filesystem IO will cause a large non-Paged pool memory leak. Go to Settings  -> VM Manager to grab the latest