Hello I just got an open box ssd samsung sm951 512GB AHCI from newegg for 272 USD and also this m.2 pcie adapter https://www.ebay.com/itm/JEYI-SK9-P...D&orig_cvip=true&rt=nc&_trksid=p2047675.l2557 my mac pro 2010 doesn't show the drive on the desktop neither on the disk utility. (same things if INSTALLED ON SLOT 3 OR 4) here screen shot of the System report. do you think the SSD its bad? or the m.2 adapter is bad? or how can i make it work? thanks so much i think i got the best price on earth for this SSD, i really hope is not defective.