NOT support HOT SWAPPING!. Only working with U. 3 NVMe SSD, NOT working with SAS and SATA SSD.. No driver required, plug and play. Applicable to Windows Server 2019/2022/2025, Windows10/11, Linux, VMware ESX/ESXi 7/8, FreeBSD 13/14/15, CentOS 9, Ubuntu 22/24/25 system.. Working with X4/X8X16 PCIe slot, NOT working with X1 PCIe slot.