Possible ways to connect two SSD at a time?

Dell Optiplex 7010 no slot – use existing PCIe slot for NVMe SSD? Thread: Dell Optiplex 7010 no slot

What I want to work: I want the crucial P3 drive to be detected in UEFI and work when plugged into the second slot

which slot does fabric conditioner go in The WD Black SN850X is a great choice as an elite PCIe NVMe SSD for gaming andor creative use expansion slot of the console It has good

which slot is best for gondola ride gulmarg 1 x connector , integrated in the Chipset, supporting Socket 3, M key, type 22422260228022110 SSDs: Supporting PCIe