Chris has personally written over 2,000 articles that have been read more than one billion times-and that's just here at How-To Geek. Related: What Does My BIOS Do After Booting?Ĭomputers are now coming with UEFI firmware instead of the traditional BIOS, but the same is true for UEFI-it's low-level system software with a similar role.Ĭhris Hoffman is the former Editor-in-Chief of How-To Geek. The BIOS is low-level system software that should "just work" without getting in your way. This is what boots your computer's operating system. When you power your computer on, your BIOS takes control, starting the power-on self test (POST) and passing control over to the boot loader. What's a BIOS?īIOS stands for basic input/output system. You should only update your BIOS if the new version contains an improvement you need. But what about BIOS updates?īIOS updates will not make your computer faster, they generally won't add new features you need, and they may even cause additional problems. On the other hand, we have previously covered why you shouldn't generally update your hardware drivers, although gamers will definitely want to update their graphics drivers. Updating your computer's operating system and software is important.
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