Northern Ireland is the smallest of the four countries of the United Kingdom in terms of both area and population, containing 2.9% of the total population and 5.7% of the total area of the United Kingdom.
If you are using a wireless mouse with a USB connector and a PS/2 keyboard, verify that the USB mouse is plugged in a USB port on the computer and that the purple keyboard PS/2 plug is connected to the purple PS/2 port on the computer.
You don't want to use usb. However, most laptops use their mpcie for the wireless card which happens to be pcie x1 speed which is manageable. You can usually access it from the bottom of your laptop. Most people do not go with an external solution because of cost.