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Flashing BIOS to latest: via windows no, via bios yes ?

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So I watched the Asus video on Youtube about how to flash bios and followed the instructions for doing it in windows with the Asus Easy Flash 3 tool. It did not work, I still had the same old BIOS version after doing all that.

Next I tried the flash bios from inside the bios (instead of in windows). And it worked perfectly. 

To flash Bios from inside BIOS, you need to download the new Motherboard driver and put it onto a USB thumb drive (because BIOS can't read files on your Windows computer)..

Asus megatrends bios flash screen asked me to write down the bitlocker code before updating. 

How to do that:

type CMD in windows search box and then right click on CMD.EXE and choose Run as Administrator. 

type: manage-bde -status 

(there is a space after bde)

make sure all drives say Conversion Status: Fully Decrypted 

If a drive says Status: Encrypted , then you need to find your Bitlocker passkey number and write it down to be on the safe side (at least that what it said in the Bios screen).

This worked perfectly, doing it inside the windows did not work at all.

 

 

 

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Yep, and running a BIOS update from within Windows is a great way to brick a motherboard. 

The only time I'd even consider letting Windows be involved in flashing a BIOS is on a mobo with a dual BIOS that has a backup BIOS image you can revert to if the flash process gets boogered-up.

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Quote

Asus megatrends bios flash screen asked me to write down the bitlocker code before updating. 

 

No idea what that's all about above.

I  use the Asus tool within the BIOS. EZ Flash 3 I recall its called. Dead easy. 

Its literally as simple as download BIOS, Unzip, Save on a USB Drive, Enter BIOS, Go to Tools, Go to EZ Flash 3, click the file and flash it. 

Edited by martin-w

@martin-w Not knowing about bitlocker does not really inspire confidence in the rest of your post! It's enterprise level hard drive encryption available in the more professional versions of Windows. If you lose the key or recovery code you are locked out of all your stuff with zero chance of recovery unless you have an unencrypted back up. Normally the decryption key is stored on a motherboard chip as "transparent operation mode" so you don't have to provide it every time, although there can be "user identification" PIN/password required before the full bitlocker code is released from the chip to permit OS booting.

Yes, you can flash BIOS within Windows with apps provided by the motherboard manufacturer. But I really wouldn't, it's dicey enough as it is flashing a BIOS without a UPS being involved, best to keep Windows out of something that might brick your machine!

Edited by ckyliu

ckyliu, proud supporter of ViaIntercity.com. i5 12400F, 32GB, RTX4070, more in "About me" on my profile. 

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2 hours ago, ckyliu said:

@martin-w Not knowing about bitlocker does not really inspire confidence in the rest of your post!

 

Well you're a cheeky young man aren't you.

Nowhere did I say I didn't know about bitlocker, pretty much anybody who has had anything of significance to do with PC's does. And you don't have to tell me what it is. 🙄

I said "no idea what that's all about" which is defined as never having to do such a thing myself. Not once after flashing a BIOS a multitude of times over the years have I had  the following... "Asus megatrends bios flash screen asked me to write down the bitlocker code before updating. "

Misinterpretation doesn't inspire confidence in your post. But I suppose I should put it down to unfamiliarity with a common British expression. 

 

2 hours ago, ckyliu said:

Yes, you can flash BIOS within Windows with apps provided by the motherboard manufacturer. But I really wouldn't, it's dicey enough as it is flashing a BIOS without a UPS being involved, best to keep Windows out of something that might brick your machine!

 

Why are you addressing that to me? 

4 hours ago, martin-w said:

Well you're a cheeky young man aren't you....I said "no idea what that's all about" which is defined as never having to do such a thing myself...Why are you addressing that to me? 

Best compliment I've had all week (I was born in the 80s) 🤣 Indeed, I misunderstood your "no idea what that's all about" as not knowing what Bitlocker was; I presume a BIOS update could potentially wipe the bitlocker key stored in your hardware, so it seems a sensible thing to remind users to do, in my view. Didn't mention to patronise, I am unfortunately overrfamiliar with the IT illierate in my workplace! The Windows BIOS flashing wasn't particularly addressed to yourself, more anyone that reads the thread, because I invaribly find software from motherboard manufacturers to be a bit flakey so prefer not to entrust those with anything potentially "bricky"!

Edited by ckyliu

ckyliu, proud supporter of ViaIntercity.com. i5 12400F, 32GB, RTX4070, more in "About me" on my profile. 

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7 hours ago, ckyliu said:

Best compliment I've had all week (I was born in the 80s) 🤣 I

 

Then you are indeed a youngling. I was born in the 50's.

 

  • 2 weeks later...

I just performed a BIOS update this morning on my Dell work laptop, it also has bitlocker encryption and I also did NOT receive any warning, nor did I need to type in the bitlocker code once booting back up.

If you don't have it enabled it may be just a general warning to those who do... 

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