Acer Aspire V5-561PG BIOS 2.17 Sep 30, 2015
... - Improve ODD response speed About OS Independent BIOS: Although installing a newer BIOS version might add new features, update various components, or improve the device’s usability, this ... the most commonly used method to flash the BIOS is by creating a bootable USB or CD containing the update file, and running it from DOS. ...