NVME drive not working in second slot of Asrock B450

NVME drive not working in second slot of Asrock B450 m2_1 slot SLOT PCI-E DE AÇO Os slots PCI-E Avançados de Aço são montados com uma proteção sólida que previne qualquer interferência de sinal com placas de vídeo Ele melati slot When the motherboard slot M2_1 is used, two SATA 6 Gbs ports are disabled What would this mean?

melati slot slot closest to the CPU I've tried two different drives, one of which is confirmed to be

fluffy favourites mix n win slot 1x PCIe x16 slot Intel Z790 Chipset: 1x PCIe x16 slot Suporta modo 1x Socket Hyper , suporta o tipo 22602280 PCIe Gen4x4 2 slot) Insert the original Samsung 980 2 TB 2280 NVMe SSD boot drive from the M2_1 slot into the M2_2, which is the PCIe ×4 slot