My Passport for Mac’s cord wont go into the device! Help! What should I do?
If you have a newer Mac that only has USB-C ports, you’ll need to buy an adapter.
https://www.wd.com/en-ie/products/accessories/usb-3_1-type-c-cable.html
https://www.wd.com/en-ie/products/portable-storage/my-passport-ultra.html#WDBFTM0040BSL-WESN
Get the cable adapter or get a My Passport with Type-C cable.