Practical Technology

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Goodbye BIOS, hello UEFI

When you turn on your computer, a primitive system that dates back more than 30 years, the basic input/output system (BIOS), turns your cold hardware into a functioning system that your operating system can then boot from. Alas, it’s sadly out of date. PC makers have slowly been replacing BIOS with the Unified Extensible Firmware Interface (UEFI). That’s all well and good, but one UEFI feature, Secure Boot, could be used to lock PCs into being only able to boot one operating system: Windows 8.

[ Linux Foundation recommends fixes for UEFI roadblock ]

So, what’s really going on here? Is UEFI just a way for Microsoft and its most loyal original equipment manufacturers (OEMs) to keep Linux and other alternative operating systems out or is it more than that? To answer that, let’s take a look at what’s what with UEFI.

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