laptop (Inspiron 17 7773 with the 8th gen Core processor support PCIe NVME

 https://www.dell.com/community/Laptops-General-Read-Only/Inspiron-17-7773-2in1-Hard-Drive-SSD-M2-question/td-p/5186371/page/2

I can confirm that this laptop does support PCIe NVME drives on the M.2 slot (so the Canadian site is correct). I just got this same laptop (Inspiron 17 7773 with the 8th gen Core processor), except that mine came with a 1TB hard drive.