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BIOS Upgrade help

Printed From: ASRock.com
Category: Technical Support
Forum Name: AMD Motherboards
Forum Description: Question about ASRock AMD motherboards
URL: https://forum.asrock.com/forum_posts.asp?TID=11640
Printed Date: 28 Jul 2025 at 5:27am
Software Version: Web Wiz Forums 12.04 - http://www.webwizforums.com


Topic: BIOS Upgrade help
Posted By: Plisk
Subject: BIOS Upgrade help
Date Posted: 12 Jun 2019 at 3:37am
Hello I am considering testing out a different BIOS on my main PC as I have recently been getting some 'BAD_POOL_HEADER' BSOD's in my windows 10 B1803 installation.
I'm currently on BIOS 3.20 & I was wondering if I want to try out 3.50 do I need to go to 3.40 first ? or can I go straight to 3.50 ? also is it possible to go back from 3.50 to 3.20 ?

Specs:
Mobo: Asrock gamingX X370 BIOS 3.20
CPU: Ryzen1600
GPU: GTX 1070
PSU: Seasonic 620w
RAM: 32GB GSkill TridentZ @2800MHz
2 Samsung SSD's 250GB & 500GB

I haven't updated the bios for this in along time so I'm alittle rusty at doing doing this ;)
Thanks



Replies:
Posted By: Plisk
Date Posted: 12 Jun 2019 at 3:57am
Originally posted by Plisk Plisk wrote:

Hello I am considering testing out a different BIOS on my main PC as I have recently been getting some 'BAD_POOL_HEADER' BSOD's in my windows 10 B1803 installation.
I'm currently on BIOS 3.20 & I was wondering if I want to try out 3.50 do I need to go to 3.40 first ? or can I go straight to 3.50 ? also is it possible to go back from 3.50 to 3.20 ?

Specs:
Mobo: Asrock gamingX X370 BIOS 3.20
CPU: Ryzen1600
GPU: GTX 1070
PSU: Seasonic 620w
RAM: 32GB GSkill TridentZ @2800MHz
2 Samsung SSD's 250GB & 500GB

I haven't updated the bios for this in along time so I'm alittle rusty at doing doing this ;)
Thanks


Also to ask as I cannot find a way to edit my post is it possible to downgrade from 3.20 to 3.00 ?


Posted By: Onox
Date Posted: 12 Jun 2019 at 3:27pm
Hi, I don't have this board, but I can tell you that it's really important to follow the instructions on the BIOS downloads page when they tell you "If the current BIOS version is older than ___, please update BIOS to ___ before updating this version." Do not do direct upgrades if they tell you to first upgrade to an intermediate version! It's usually possible to downgrade, but not always ("User will not able to flash previous BIOS once upgrading to this BIOS version." for some of the latest versions).

I've always used instant flash so far. Instructions are here : https://www.asrock.com/support/BIOSIG.asp?cat=BIOS10

My advice is to download the BIOS file twice, and to compute a hash (SHA-256 for example) and check that you get the same thing. By doing so, you make sure that your download wasn't corrupted. You can also check again that the file was copied exactly the same to your USB stick.


Posted By: Ray62
Date Posted: 12 Jun 2019 at 3:38pm
Something is wrong with your information, either the correct mainboard name or the bios versions.
If you own the "Fatal1ty X370 Gaming X", bios 3.5 just is a bridge bios, to be used as temporary bios before upgrading from a <3.5 bios to a higher version and the other way, if you want to downgrade from a >3.5 bios to a <3.5 bios.

And if you mean the 5.40 version:
As described "* User will not able to flash previous BIOS once upgrading to this BIOS version."


-------------
Asrock Fatal1ty X370 Professional Gaming Offline
Under test:
MSI X570_MEG_ACE | AMD Ryzen 9 3900X | Scythe Mugen5 | 2x16GB F4-3200C14D-32GTZ@3466 | ASUS GeForce GTX 1080 Ti FE



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