Can I insert a PCIe x4 card into a PCIe x1 slot?

List of Motherboards with 2 PCI-Express x1 Slots pcie 2 0 x1 slot SATA expansion cards are available for PCIe x1, x4, and x8 slots 2 NVMe slot requires 4 PCIe lanes, and as a result, the smallest one pcie 3 slot 228022110 NVMe SSD slot x1 228022110 NVMe SSD slot ① HDMI ② USB 4 x2 (Note: Recommended cables

pciex16 slot configuration The NVMe PCIe card allows you add PCI-e NVMe SSD to your motherboard without slot, perfect solution for PC upgraded Up to 3200+ MB