Unable to use 2nd NVME SSD

Supported CPU - Intel Core 2 Duo, Core Duo, Pentium D, Pentium 4, Celeron D Processors; Generation - Not Applicable; Memory Slot - 2; Memory Max

Steps to check installed NVMe devices in the BIOS Find NVMe devices listed under Storage Controller with Slot ID 0x101102

nvme vs m2 slot difference Supported CPU - Intel Core 2 Duo, Core Duo, Pentium D, Pentium 4, Celeron D Processors; Generation - Not Applicable; Memory Slot - 2; Memory Max

nvme pcie 40 in 30 slot ZEBRONICS H61-NVMe Micro-ATX Motherboard for LGA 1155 Socket, Supports Intel 2nd & 3rd Generation Processors, Slot, Audio, DDR3 1600 MHz, Ports (RJ45