AAEON EMB-QM87A - Manual (Page 66)

E M B - Q M 8 7 A
USB Configuration
Options summary:
Enabled
Disabled Legacy USB Support
Auto
Enables Legacy USB support. AUTO option disables legacy support if no USB
devices are connected. DISABLE option will keep USB device available only for
EFI applications.
Chapter 3 AMI BIOS Setup 3-30