https://forum.makemkv.com/forum/view...p?f=16&t=19634
confirmed UHD-friendly
"Pioneer BDR-211UBK Internal 5.25 sata Rip speed 4x BD 66 ~1 Hour BD 100 ~1 hour 35mins"
I don't see any S11 as UHD-friendly drives.
Got corresponding firmware from jadburner