Try enabling Legacy USB Support on the BIOS. For me the USB keyboard only works in Grub if I enable it.
-- Microsoft Laser Desktop 5000 USB keyboard not usable during grub boot selection https://bugs.launchpad.net/bugs/159920 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
