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Description: The R-SATA SATA connector is perfectly suited as the primary internal storage interconnect for desktop and mobile PCs, connecting the

2_1 slot as originally it was showing In BIOS: My BIOS is up-to date AHCI mode is selected Table of my Motherboard According to below

sata slot SATA Express is a computer bus interface that supports both Serial ATA and PCI Express storage devices, initially standardized in the SATA

sata 3 slot There are two types of SSDs: SATA and NVMe SATA uses an older interface with one designed around hard drives while NVMe is designed for flash memory