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usb not recognized

  1. Alexis Tejeda

    USB Problem... Maybe a virus or is dead?

    Five days ago, I created a copy from old laptop in my USB, (it has some archives. The backup has some pictures, videos, and music, I guess music was the problem, because when backup was at 99% it was failed and after that i plug it again but the pendrive slow downs the laptop, so i ejected...
  2. D

    USB Not recognized (Android Phone)

    Hello PCHF! I've had a problem for about a week now and that's when I try to connect my android phone to my PC. When plug the USB cord in I get the error message "Usb not recognized/Device not recognized by windows". But it's strange because it worked fine just a week ago. I have not done...