MSI MS-91F7 2010 - Manual (Page 40)

3-12
BIOS Setup
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MS-91F7
BIOS Setup
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MS-91F7
USB Configuration
Legacy USB Support
Set to [Enabled] f you need to use any USB 1.1/2.0 devce n the operatng
system that does not support or have any USB 1.1/2.0 drver nstalled, such
as DOS and SCO Unx. Set to [Dsabled] only f you want to use any USB
devce other than the USB mouse.
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