2 Intern

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47 Posts

1785

July 28th, 2020 00:00

BIOS version number on xps420

Hi,

My computer is currently showing a BIOS version of Dell Inc A07, 25/02/2009.

However, if I run the driver check i get the following.  But not sure if i'm updating it properly ?2020-07-28 (3).png

 

11 Legend

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47K Posts

July 28th, 2020 05:00

 

This system is 13 years old.  A07 is the last bios. 

Its a windows VISTA Model.

http://downloads.dell.com/published/pages/xps-420.html

 

Description Version Released
Dell XPS 420 System BIOS, A07
Dimension XPS 420 A-candidate A07 System BIOS  More details
A07

5/12/2009

http://downloads.dell.com/bios/XPS420-A07.EXE

 

Dell XPS 420 System BIOS, A06
Dimension XPS 420 A-candidate A06 System BIOS  More details
A06

7/28/2008

http://downloads.dell.com/bios/XPS420-A06.EXE

 

Dell XPS 420 System BIOS, A04
Dimension XPS 420 A04 System BIOS   More details
A04

4/8/2008

http://downloads.dell.com/bios/XPS420-A04.EXE

 

Dell XPS 420 System BIOS, A03
Dimension XPS 420 A03 System BIOS   More details
A03

1/7/2008

http://downloads.dell.com/bios/XP420A03.EXE

 

Dell XPS 420 System BIOS, A02
XPS 420 System BIOS A02  More details
A02

11/14/2007

http://downloads.dell.com/bios/XP420A02.EXE

 

Dell XPS 420 System BIOS, A01
XPS 420 System BIOS A01  More details
A01

10/24/2007

http://downloads.dell.com/bios/XP420A01.EXE

 

11 Legend

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33.4K Posts

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112.8K Points

July 28th, 2020 03:00

I've seen different dates on the same BIOS (or other drivers) .  If you have the latest from Dell installed, e.g. A07, then you are OK.   

According to the BIOS list the only item listed is an audio update.

 

6 Operator

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3.2K Posts

July 28th, 2020 05:00

@Deeks1 If you click on 'View full driver details' you will see that the Release Date was 12 May 2009 which is close to the date of your BIOS. Typically the Release Date is several weeks/months after the BIOS date, but the dates are close.

2 Intern

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47 Posts

July 28th, 2020 06:00

Thanks everyone for the assistance.  Cheers.

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