Method#1: Updating the Operating System. The quickest way to fix the malfunctioning blue USB port is to update your laptop operating system in the following way. Locate the power button on your laptop and press it to turn it on. Go to the Start menu. Type “Check for updates” in the search bar. Wait while Windows is checking for updates. Havinga USB 3.0 Root Hub does not guarantee that all USB ports on your computer are USB 3.0 certified. Most computers have both USB 2.0 and USB 3.0 ports. The images above indicates that the computer has USB 3.0. An alternative way to check is to look for a blue (Windows only) USB port and SS mark next to it – that means it’s USB 3.0 1Answer. If you look at the pinout of an USB 3.0 connector, you'll see that it has a data pair for USB 2.0, and two additional data pairs for USB 3.0. That's why USB 2.0 (or earlier) devices connected to a USB 3.0 port show up under the USB 2.0: They literally use the USB 2.0 bus that's part of the USB 3.0 connector. MartinArgerami The usually blue applies to the plug (not the cable) - "Since USB 2.0 and USB 3.0 ports may coexist on the same machine and they look similar, USB 3.0 specification mandates appropriate color-coding and recommends that the Standard-A USB 3.0 connector has a blue insert (Pantone 300C color). Itmight be an adapter, or a new cable. Having this port will help future proof your device. USB 3.1 (Type A, rectangular) ports look like all the USB ports in the past but the little tongue within is usually blue. It is backward compatible as should be the Type C. The 5Gbps is how fast the data moves through the port. Thisblue USB cable indicates that it is a high-speed USB 2.0 cable. This is the most common type of USB cable and is compatible with almost all USB devices. USB ports are available in a variety of colors, including black, blue, teal blue, yellow, red, and black. There are a few exceptions, but the color of the USB port indicates the version of USBprovides power according to the generation of the hardware. USB 1.0 and 2.0 provide 500mAh of current. USB 3.0 can give up to 900 mAh of juice. USB 3.1 can provide as much as 3000 mAh (3A)! These are simply the numbers a manufacturer must comply with in order to meet the certification minimums. The3.0 pots have a USB symbol which is colored red and have "SS" to the left side of the symbol. If you see "SS" ,then the USB is a SuperSpeed USB 3.0. If you do not see the "SS", the USB is the older, slower, USB 2.0.The USB 3.0 ports are probably on the left side. uTaEQYh.

are all usb 3.0 ports blue