Will PCIe x1 x4 cards work in x16 slot?

PCIe X1 to X16 Slot Extension Adapter Add-on Cards & Peripherals pcle x16 slot slots with heatsinks,PCIe x16 SafeSlot with Q-Release,WiFi 7,USB 20Gbps rear IO port and front-panel 22800 ROG STRIX Z790-F GAMING WIFI II pcle x1 slot I explain in this video what is PCIe x16 on the motherboard and its uses I also explain what

pcle slot MOBO and GPU compatibility warning One additional PCIe x16 slot is needed