BIOS and UEFI control the basic functions of the PC. Updating them is risky, but can bring important benefits.

David Nield is a technology journalist from Manchester in the U.K. who has been writing about gadgets and apps for more than 20 years. He has a bachelor's degree in English Literature from Durham ...

UEFI (Unified Extensible Firmware Interface) is a standard designed to replace the venerable PC BIOS. Does your system support UEFI yet? Watch out for those 3 Tbyte hard drives if you don't. UEFI ...

Updating your BIOS can bring all sorts of benefits, from improving stability, adding compatibility for new processors and memory types, and even improving performance. Motherboard manufacturers often ...

A tiny BIOS chip lurks inside every computer, sitting on your motherboard to breathe life into your system when you press the power button. It not only powers your PC, but helps protect it, too—as ...

Share on Facebook (opens in a new window) Share on X (opens in a new window) Share on Reddit (opens in a new window) Share on Hacker News (opens in a new window) Share on Flipboard (opens in a new ...

As Intel, AMD, and other CPU manufacturers have started releasing CPU microcode (firmware) updates for processor models affected by the Meltdown and Spectre patches, those updates are trickling down ...

No one who assembles a PC or sets up a new computer can avoid the BIOS or UEFI. That’s where you define the basics, from the boot sequence and memory profiles to security features like Secure Boot.