Acer Aspire E5-473G BIOS 1.09 May 3, 2017
... quickly during power off About OS Independent BIOS: Although installing a newer BIOS version might add new features, update various components, ... version without taking into account the computer’s operating system, the most commonly used method to flash the BIOS is by creating a bootable USB or CD ... or power user, it’s recommended that the new BIOS be applied in a steady power environment such ...