You will need
  • computer;
  • - usb-controller.
The first thing you need to purchase a USB controller, so just buy a new USB port it is impossible. Such devices are in almost all computer shops. Usually they are at least three USB ports. Also important is the speed of his work. Now sold controllers USB 2.0 and USB 3.0. The latter has the highest speed.
When the controller is already available, you can begin the installation. Unplug the power and all devices. Remove the cover from the system unit, it is necessary to Unscrew mounting screws to remove or latches. Put the system unit on its side. So it is much easier to take subsequent actions. Now you need to find the motherboard PCI slot. There should be several. As a rule, they are located in the lower left part of the motherboard.
Insert the controller into the slot. No extra effort to fit is not necessary: just put it into the slot and apply some pressure. It should go very easily. The cover of the system unit to close not in a hurry. Connect to computer while only mouse, monitor and keyboard. Turn your PC on. Insert the drive disk with the drivers from the controller, it should be provided upon purchase. Install from disk, then restart the computer.
Now test the new USB ports. It is best to do this with a stick. Insert the device and copy any information from the hard disk of the computer. If the flash drive is recognized, and the copy operation is successful, then the new ports are working normally.
Turn off the computer. Close the cover of the system unit and connect the PC to other devices. If the system has not found a new device, the problem may only be that you do not end up putting it in a PCI slot. Repeat the installation.