Kznifmk 2X Adapter Card for 1U Chassis PCIe 3.0 4.0 X8 to 2 Pcs NVMe M.2 NGFF SSD Splitter Card Adapter Card

Some Motherboards Not Recognize The Second Hard Drive When Using This Adapter Card! The Motherboard Is X79 X99 X299 Or Z97 Z170 Z270. This Kind Of Old Chipset Motherboard Not Recognize The Hard Drive (This Is The Case With Pm983 In Our Shop) When It Is Turned On For The First Time (Probably Because The Motherboard Is Too Old. The Hard Disk Master Control Is Too New, And The Motherboard Bios Is Not Very Compatible With The Hard Disk). This Adapter Card Is Not Plug-And-Play! You Need Your Motherboard To Support Pcie Splitting And You Need To Be To Set Up And Debug The Bios Yourself! Many Motherboards Cannot Be Used Simply By Setting Up And Splitting Them. They Also Need To Be Set Up In Other Places! Our Store Does Not Have The Same Motherboard As Yours And Cannot Provide You With Any Technical Support! If You Plug It In And The System Does Not Recognize It For The First Time, Don'T Worry About It. After Restarting The System For The Second Time, The Disk Be Recognized. For The Same Hard Disk, The Same Adapter Card And The Same Computer, You Must Do The Same When Changing The Pcie Slot. After Correct Identification, You Can Install The System And Make A System Disk Or Data Disk.