How to Check BIOS Version
A computer's BIOS is the firmware interface between a computer's hardware and its operating system. Like any software, the BIOS can be updated. Knowing your computer's BIOS version can tell you if you have the most up-to-date version of the BIOS. Learn how to check your BIOS version from the Command Prompt, from your computer's BIOS menu, on a Windows 8 computer, and how to check the firmware version of a Mac.