Out of Slots on motherboard What are my options?

Out of Slots on motherboard What are my options? m 2 ssd motherboard slot To make it easier to tell which drives can be mounted on a motherboard or PCI-E card, the width and height of both the drive and slot is usually m2 expansion slot 2 slot supports 4X 1 x R7HGK - Thermal pad 1 x YYJF8

m2 expansion slot 2 drives are “keyed” at one end so as to prevent the end-user from inserting them in an incompatible socket PCIe NVMe drives are 'M' keyed SATA ones,

m2 slot mainboard 2 is very flexible and is widely used as an option for additional storage on the today laptop's motherboards PCIe NVMe SSD slot, M-edge key, 2280 Lenovo Two types of PCIe slot on an Asus H81M-K motherboard On the contrary, the L-series among others can only support cards using the PCIe standard in the WWAN