Im getting unknown device on my usb ports

im having trounble with my printer, it comes up unknown device, usb malfunction, but if i take my wireless adaptor out at the front it works, what can i do??
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More about unknown device ports
  1. Hello and welcome to THG.

    If your Printer came with an installation CD, try to install the disk first. if not, try a different port. If both fail, then you may have a bad USB plug.
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