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.
Theofficial guidelines for manufacturers using USB 3.0 ports it to use a blue color for the inside of the port. This makes it easier to differentiate them from USB 2.0, which has a black or white inside. Note: This guideline is followed by the vast majority of manufacturers, regardless of the USB 3.0 port gender ( male or female).

6 First be sure that your motherboard SAYS "Supports USB 3.0". Then you can for example go to the terminal and type lsusb and it will show the version of the usb. Another can be lshw but it shows a lot of info. If you want super full info then do sudo lsusb -v this should give you whole information about all ports and anything connected to any

Theanswer was yes (as said in the comments). For completeness, the more or less standard colors are. White: USB 1. Black: USB 2. Blue: USB 3. I understood, that the Pi sometimes used white adapters for USB 2 though. Share. Improve this answer. Follow this answer to receive notifications. Inall cases, I get slow speed on the USB 2.0 ports and high speed on the USB 3.0 ports, but never a warning in the low speed case. As a side note, most USB 3 ports have a blue connector color, and USB 2.0 is black. That's not a standard, but in all the computers I've used in the past 18 months or so, that holds true.
Ive found the USB dongle for my Logitech G305 Pro doesn’t play well in USB 3.0 ports (the blue one.) My theory was the higher bandwidth of USB3 would mean better responsiveness and reliable connectivityfound out the complete opposite and the USB 2.0 port (the black one) seems to holding up better They are all USB ports but what is
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    • are all usb 3.0 ports blue