Ming -- I don't see any option in the BIOS to change it to AHCI mode -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/794642
Title: [Dell optiplex 390][SFF] Dvd drive not recognized by system To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/794642/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs