USB port colors range from black and blue to red and purple. Each color has its own meaning, which is worth understanding if ...

Red USB ports aren't as common as the blue or black ones you see on most computers. They're mostly USB-A ports, though ...

Blue: Supporting USB 3.0 SuperSpeed technology and above, blue ports identify a device capable of fast data transfer: up to 5 Gbps (that's 5,000 Mbps) -- a significant jump from previous generations.

The modern world runs on USB, also known as Universal Serial Bus. Whether it's the old-school USB-A ports built into hotel lamps or high-powered Thunderbolt powering entire workstations, USB is still ...

For over a decade after its 1996 debut, the USB port was a plain, black rectangular slot that powered keyboards and mice. That changed in 2008, when blue ports began appearing on devices to mark the ...