What can I do with a PCI-E x1 slot? ard

Types of PCIe Slots PCle Lanes pcle x1 slot I explain in this video what devices PCIe x1 slots are used for on a motherboard I also attempt pcle x1 slot PCIE X1 SLOT PCIE X1 GOLD FINGER 20201007 U98 增加EPAD 20201007 U98 Pin17 改open SMB_CLK_RESUME1 SMB_DATA_RESUME1

pcle x16 slot I explain in this video what devices PCIe x1 slots are used for on a motherboard I also attempt