The ports on your PC don't have to match the ones on your monitors, but you'll need a cable or adapter with the appropriate ...

You can also drive multiple monitors from one DisplayPort connection, rather than having to use multiple ports, which is handy. Laptops can even send DisplayPort signals through a USB-C port ...

If that system fails to recognize the monitor then there is something wrong with it. Also, check the VGA/HDMI/DVI cables and see if they are at fault. You can connect them to a different monitor ...