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UEFI - what is it?

  • Oct 18, 2025
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Relatively quietly and unnoticed by many, sneaks it: UEFI. But what is really hidden behind the somewhat futuristic name and how Windows, OS X and Linux are affected?

The computer, faster boot, thanks to UEFI

Behind the letters UEFI, the words: Unified Extensible Firmware Interface hide . Different formulated: Behind the acronym UEFI Firmware on the motherboard, which, in turn, forms the interface between the Hardware and the Software during the Boot process is hidden.
  • So far, this important task had always taken over from the Bios. Because of this, however, comes slowly into the years and the modern Hardware may be increasing in extent, had to be a successor.
  • This BIOS successor UEFI, which is already used for some time in computers to use - if sometimes also with some start-up problems. It meant, unfortunately, for some computers in the past year, the technical K. O. after trying to start the Windows 8 computer with UEFI and Linux.
  • Pioneering role in the introduction of UEFI has taken over Apple. In the Mac computers, the UEFI has been used for some time.
  • Since Windows 8, the change in the BIOS in Microsoft UEFI to make, however, UEFI only works with 64-Bit systems.
  • The Linux community is still somewhat skeptical, since it is Microsoft it is possible to make use of the UEFI Secure Boot. This is no longer an opportunity to leave in addition to Windows is a different operating system, such as Linux, to run then. Microsoft has, in the meantime, with assurance, to make use of this Option, no use.
  • Among the advantages of the Unified Extensible Firmware Interface, the much faster boot time and support for much larger hard drives in any case.
You still have a "traditional" Bios and want to update, this is not very easy. How you best to proceed in the post BIOS Update: use this guide to work’s.

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