Po-Hsu Lin, as per http://www.asus.com/Notebooks_Ultrabooks/X55A/#support an update is available for your BIOS (417). If you update to this following https://help.ubuntu.com/community/BiosUpdate , does it change anything? If it doesn't, could you please both specify what happened, and provide the output of the following terminal command:
sudo dmidecode -s bios-version && sudo dmidecode -s bios-release-date
Po-Hsu Lin, as per http:// www.asus. com/Notebooks_ Ultrabooks/ X55A/#support an update is available for your BIOS (417). If you update to this following https:/ /help.ubuntu. com/community/ BiosUpdate , does it change anything? If it doesn't, could you please both specify what happened, and provide the output of the following terminal command:
sudo dmidecode -s bios-version && sudo dmidecode -s bios-release-date
Thank you for your understanding.