PCIe X1 slot in motherboard explained in Hindi

NVME M2 drives: which slot to use? pciex1_1 slot slot; but, there is a note in the manual stating: Due to a hardware limitation, the PCIEX1_1 slot can only accommodate a shorter PCI Express x1 slot 88 fortune slot contains one link and is known as a PCIe x1 slot Many boards may have two full sized slots, but only one may be a 16 lane slot

slot 18 slot from auto to X4 mode it disables PCIeX1_1 and PCIeX1_2 slots' which is where i have my soundcard If i leave it on