Updated: 10/17/2017 by Computer Hope

Short for Unified Extensible Firmware, UEFI is an upgrade for the traditional computer BIOS that Intel started developing as EFI. UEFI is an update that includes improved boot times, better security, and better support for hardware found in today's computers.

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BIOS, Computer acronyms, EFI, GPT, Motherboard terms, Secure boot