What Is USB ? - The Plug

How do I know if my computer has USB ports? usb 3 0 slot USB is currently the most widely utilised port for peripherals, and it's commonly used to link external high-speed devices including high- usb 30 slot If the USB port or cable has a blue tab, it is USB That said, it's possible for a USB port or cable to be a color other than blue See this

usb 20 slot Port, USB Port, Plug, USB Cable USB NOTE: The USB-Implementers Forum has replaced the previous naming convention