User Manual
Page 86
Legacy USB 3.0 Support Enable or disable Legacy OS Support for USB 2.0 devices. 4.4.7 USB Configuration Z87E-ITX USB Controller Enable or disable all the USB 3.0 ports. Select UEFI Setup Only to disable legacy USB support. Legacy USB Support Enable or disable Legacy OS Support for USB 3.0 devices. 81 English USB 3.0 Controller Enable or disable all the USB ports. If you encounter USB compatibility issues it is recommended to support USB devices under the UEFI setup and Windows/Linux operating systems only.
Legacy USB 3.0 Support Enable or disable Legacy OS Support for USB 2.0 devices. 4.4.7 USB Configuration Z87E-ITX USB Controller Enable or disable all the USB 3.0 ports. Select UEFI Setup Only to disable legacy USB support. Legacy USB Support Enable or disable Legacy OS Support for USB 3.0 devices. 81 English USB 3.0 Controller Enable or disable all the USB ports. If you encounter USB compatibility issues it is recommended to support USB devices under the UEFI setup and Windows/Linux operating systems only.