Is the USB device or USB ports on computer labeled as USB Hi-Speed?
Many devices and computers using USB 2.0 will indicate if products are USB 2.0 ready or that they are USB 2.0 Hi-Speed. Computers and devices that have this are Hi-Speed are USB 2.0 compatible.
Did you buy your computer before 2001?
USB 2.0 was introduced in 2001, if you purchased your computer before 2001 it is likely that you are using USB 1.1 or 1.0.
Microsoft Windows Device Manager lists USB as Hi-Speed.
Compatible versions of Microsoft Windows will list USB 2.0 ports and USB devices as "Enhanced" in the Device Manager.
Additional information about what versions of Windows support USB 2.0 can also be found on Previous Topic.
Product documentation
If after following the above recommendations you are still unable to determine enough information about what version of USB your computer has refer to the USB product documentation and/or the motherboard documentation.
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