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Home › IT › Hardware › Desktops › What's dual UEFI BIOS and how does it relate to Windows 8?

What's dual UEFI BIOS and how does it relate to Windows 8?

Started by Ryan Wilson7 · · 👁 4 views · 5 replies

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Participants Ryan Wilson7Grace Peterson17fadedorca66
Ryan Wilson7 Ryan Wilson7 MemberOP
12 messages
joined Mar 2014
#1 ·
What exactly is the question here? I’ve tried searching on Google, but I haven't been able to find a straight answer. My assumption is that this "dual BIOS" setup essentially means there are two distinct BIOS chips installed; if something goes wrong with the primary one, you can boot into the secondary one to restore the factory settings... is that correct? Also, I don't see how Windows 8 has anything to do with the BIOS itself. If anyone actually knows the answer, I would be very grateful 🙏..
Grace Peterson17 Grace Peterson17 Member
47 messages
joined Dec 2013
#2 ·
Ryan Wilson7 said:I’m a little lost on what the question is actually asking—I tried Googling it, but I couldn't find a straight answer. My best guess is that this dual BIOS setup just means you have two different versions of the BIOS, right? Like, if something goes sideways with the first one, you can jump into the second one and restore everything to factory defaults... am I on the right track there? Also, I don't quite see how Windows 8 would even be relevant to the BIOS itself. If anyone actually knows, I’d really appreciate the help 🙏..

It's pretty much along the lines of what you suggested—except that even if the primary BIOS runs into trouble, you can still roll things back to their original factory settings. Generally speaking, a dual BIOS setup gives you one "standard" BIOS for your everyday settings, and then a second one that acts as a fallback—or, if you're feeling adventurous, a place to mess around with overclocking or whatever else you have in mind. You could even technically host two different OC profiles, one on each BIOS. And yeah, both Windows 7 and Windows 8 systems can come equipped with these kinds of setups. Since the BIOS is basically the "soul" of the computer—and I'm assuming you know enough about what a BIOS actually does to skip the basic lecture on its functions within a PC—that's why it's such a vital safety net ☕
Ryan Wilson7 Ryan Wilson7 MemberOP
12 messages
joined Mar 2014
#3 ·
You completely misunderstood my point regarding Windows 🙂 Look, I clearly understand what a BIOS is. My question was specifically about why there might be two separate BIOS chips, but I’ve already wrapped my head around that concept. It's essentially just like how certain graphics cards come with a dual BIOS setup—you know, having that secondary switch you can use to reset everything if things go sideways while you're overclocking. That part makes sense 👍 However, I am curious about this specific setting in Windows 8. A buddy of mine is running a Gigabyte motherboard, and he noticed an option in the BIOS related to Windows 8 that mentions "Other OS" right next to it. He didn't want to deal with making a profile on a tech forum, so I'm stepping in to ask on his behalf...
fadedorca66 fadedorca66 Regular
372 messages
joined Nov 2022
#4 ·
You’re gonna have to tell us exactly which option you're talking about if you want us to actually explain it...

Some motherboards (like mine) actually boot faster when they've got Windows 8 on them, so maybe that's what's happening here...
Grace Peterson17 Grace Peterson17 Member
47 messages
joined Dec 2013
#5 ·
Hmmmm 🤷
Ryan Wilson7 Ryan Wilson7 MemberOP
12 messages
joined Mar 2014
#6 ·
Thanks, Ryan Wilson7. That might actually be the crux of the matter.

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