You will need
  • - information about your computer configuration;
  • - additional power supply unit.
Find out your motherboard model and read its review online. Please note that the increase in voltage that is distributed to the USB ports on the computer is only possible in the latest models of motherboards and only if in the BIOS the setting is set below the maximum.
Never increase voltage USB with custom tools or overclocking you'll just mess up the South bridge of the motherboard, or, even worse, the power supply or the whole computer.
Open the settings of the BIOS and review the settings of the voltage distribution on the USB ports. If this is an option, increase this parameter to the maximum possible, and exit, saving your changes. If your motherboard does not support this function, you can replace it with a newer model, depending on how you need it.
To increase the power supplied to USB ports, you can use the special Autonomous power supply 5V, which are sold in computer stores in your city. For each USB port in your computer is allocated a certain number of capacity units (500 mA) and modify the figure as impossible as to raise the voltage above USB possible - you'll just mess up the chip of the motherboard.
Use special adapters to connect USB devices, it helps you to preserve the proper status of ports on your computer. However, note that the ports work in full power data adapter and the cables must be of appropriate quality, as the various Chinese bands and non-original cables for connecting portable devices ruining the ports and reduce the speed of data exchange.