Do not turn off your computer or disconnect from the power source while updating the BIOS as this could harm your computer. During the update, your computer will restart and you may briefly see a black screen.

Before updating, please read the installation instructions and important information noted below.

Dell Server BIOS PowerEdge R420 Version 2.6.0

Restart required AUTO INSTALLED This file was automatically installed as part of a recent update. If you are experiencing any issues, you can manually download and reinstall.
PowerEdge R420 BIOS Version 2.6.0
Recommended

Check compatibility

Enter your Dell Service Tag or model

Want to look up your product? Enter a product identifier. Show me how

This driver is not compatible

This driver is not applicable for the selected product. Choose another product to re-enter your product details for this driver or visit the Product Support page to view all drivers for a different product.

Find more updates. Use SupportAssist to find all the latest driver updates for your device.

Fixes & Enhancements

Fixes
-None for this release.

Enhancements
-Enhancement to address security vulnerability CVE-2018-3639 (https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-3639).
-Enhancement to address security vulnerability CVE-2018-3640 (https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-3640).
-Updated the Intel Xeon Processor E5-2600 v2 Product Family Processor Microcode to version 0x42D.
-Updated the Intel Xeon Processor E5-2600 Product Family Processor (C-1 Stepping) Microcode to version 0x61D.
-Updated the Intel Xeon Processor E5-2600 Product Family Processor (C-2 Stepping) Microcode to version 0x714.
Read More

Version

2.6.0, 2.6.0

Release date

28 Jun 2018

Download Type

System BIOS

Category

BIOS

Importance

Urgent
Dell Technologies highly recommends applying this important update as soon as possible. The update contains critical bug fixes and changes to improve functionality, reliability, and stability of your Dell system. It may also include security fixes and other feature enhancements.
Available formats View Important Information

File Format: Update Package for MS Windows 64-Bit.
File Name: BIOS_33YD8_WN64_2.6.0_01.EXE
File Size: 15.4 MB
This is a large file. Depending on your connection speed, it may take some time to download.
Format Description:
Dell Update Packages in native Microsoft Windows 64-bit format do not require that Microsoft WOW64 be installed on the Microsoft Windows Server.
To ensure the integrity of your download, please verify the checksum value.
MD5:
e7b4f263d3567a853bfab0cde1ce5202
SHA1:
d8ce57fb702a2c868a7588780aba86722c2a21e0
SHA-256:
56408053565fee371c2b980531bfdfa00a20a25cb931c1b5048a8d7d40daf48a

File Format: A GnuPG file which contains a cryptographic signature
File Name: BIOS_33YD8_LN_2.6.0.BIN.sign
File Size: 226 Bytes
This is a large file. Depending on your connection speed, it may take some time to download.
Format Description:
The GnuPG signature for Red Hat Linux Update Package can be used to authenticate Dell's identity in the correlated Red Hat Linux Update Package.
To ensure the integrity of your download, please verify the checksum value.
MD5:
d6a872cac57cfd9f86aa142281dea012
SHA1:
61a1a99935dec7fd1f2b5b77aa7f2c64ec61ed36
SHA-256:
8e4bb0cfd2c0d770146c6b76d013626d228890e0e3db8475e97e96f04d93382c

File Format: A self-extracting file for use in 64-bit machines
File Name: R420-020600C.efi
File Size: 8.08 MB
This is a large file. Depending on your connection speed, it may take some time to download.
Format Description:
This file contains compressed content that can be executed from the EFI Shell or EFI Boot Manager. Download the file to the EFI partition on a removable media device. Insert the removable media, then reboot the system and run the program from the EFI Shell or EFI Boot Manager.
To ensure the integrity of your download, please verify the checksum value.
MD5:
53de4af20bd26604da617fb0b396f297
SHA1:
530c8442d46dcc76ba576384b577d7961a9ada40
SHA-256:
067196fa5863c1c8e54112818d0b1e2464c3f161e1a838fad36085d675b95cca

File Format: Flash BIOS executable
File Name: R420-020600C.exe
File Size: 3.21 MB
This is a large file. Depending on your connection speed, it may take some time to download.
Format Description:
This file format consists of a BIOS-executable file. To use it, download the file and copy it to a DOS-bootable USB flash drive, then boot the system to the USB flash drive and run the program.
To ensure the integrity of your download, please verify the checksum value.
MD5:
2af142eaf1da643abb2ce13e8692a14b
SHA1:
840994de2727a39c9ca237e171c8706ffc89e72b
SHA-256:
bb0fd525cda6458d4e2cab8e17aedc19fc81d07f7391cd5a8e324f8b6d64da8a

File Format: An archive of PDF files to provide help and procedural information to the customers
File Name: R420_BIOS_02_06_00_Release_Notes.pdf
File Size: 382.51 KB
This is a large file. Depending on your connection speed, it may take some time to download.
Format Description:
This format consists of an archive of PDF files used to provide help and procedural information to the customer. It is necessary to install the Adobe Acrobat Reader first to view the files in this archive.
To ensure the integrity of your download, please verify the checksum value.
MD5:
53f21cc857888db1b9b11c1bb6e9a072
SHA1:
db1b34f6b31695edcef95377f824e47e8201b0dd
SHA-256:
97751cf8bc41cb7fb90bcdb0b6974f0877ce3823c271852f8ed826b580b791d7

File Format: Update Package for MS Windows 32-Bit
File Name: BIOS_33YD8_WN32_2.6.0_01.EXE
File Size: 10.5 MB
This is a large file. Depending on your connection speed, it may take some time to download.
Format Description:
Dell Update Packages (DUP) in Microsoft Windows 32bit format have been designed to run on Microsoft Windows 64bit Operating Systems. Dell Update Packages (DUP) in Microsoft Windows 64bit format will only run on Microsoft Windows 64bit Operating Systems. When selecting a device driver update be sure to select the one that is appropriate for your operating system.
To ensure the integrity of your download, please verify the checksum value.
MD5:
d0d888eb0e3abf28a1fbecc886d13adc
SHA1:
1c61a86bf530e8bb551019e154239cdd11139bb3
SHA-256:
cd91960313cf535268481397cb0976118e94982052f0237c8f0db576f0fb9271

File Format: Update Package for Red Hat Linux
File Name: BIOS_33YD8_LN_2.6.0.BIN
File Size: 11.96 MB
This is a large file. Depending on your connection speed, it may take some time to download.
Format Description:
Dell Update Packages for Linux can be used as stand-alone applications that ensure that specific validation criteria are met, then apply an update.
Note: Update Packages for Linux are open source. See the Dell Update Packages for Linux Readme for details.
To ensure the integrity of your download, please verify the checksum value.
MD5:
c975aa2d6dc07b9a6a7f443f0a9c5b1e
SHA1:
119d47e1bd0046df38516cf4b80dc3db2db7a2e1
SHA-256:
a13ebb389fd0a2cf9e520a3824e2c7d897b201cf370696e3dd77e5639ebef4cb

By downloading, you accept the terms of the Dell Software License Agreement.

Additional details

Show All | Hide All
Server BIOS 12G
Dell Update Package Instructions for DRMK
Download
1. Click the "Download Now" link to download the file.
2. If the Export Compliance Disclaimer window appears, click the "I agree" link if you accept the agreement.
3. When the File Download window appears, click "Save" to save the file to your hard drive.

Installation
NOTE: You must provide a DOS bootable media, such as a USB key. This executable file does not create the DOS system files.
1. Browse to the location where you downloaded the file.
2. Update the name of the file to DOS recognizable format (8.3). If you do not update the filename to 8.3 format, the filename will be truncated to 8.3 format.
3. Copy the file to the bootable device.
4. Boot the system to DOS by using the bootable device.
5. Run the executable under DOS. Follow the instructions provided by the flash utility.
--------------------------------------------------------------------------------
Dell Update Package Instructions for EFI
Download
1. Click the "Download Now" link to download the file.
2. If the Export Compliance Disclaimer window appears, click the "I agree" link if you accept the agreement.
3. When the File Download window appears, click "Save" to save the file to your hard drive.
Installation
You can update the BIOS using a UEFI shell bootable media, such as a USB key.
1. Copy the file to the bootable device with UEFI shell.
2. Boot the system to UEFI shell by using the bootable device.
3. Run the executable (.efi) under the UEFI shell. Follow the instructions provided by the flash utility.

You can also load this executable directly from BIOS Boot Manager without a UEFI shell bootable media.
1. Copy the file to a USB device
2. Plug in the USB device and press F11 during POST to enter BIOS Boot Manager
3. Navigate to the System Utilities menu and select BIOS Update File Explorer
4. Select the USB device and navigate through the directory contents to find the executable (.efi)
5. Launch the executable and follow the instructions provided by the flash utility.
--------------------------------------------------------------------------------
Dell Update Package Instructions for Linux DUP:
Download
1. Click the "Download Now" link to download the file.
2. When the File Download window appears, click "Save" to save the file to your hard drive.
Installation
1. Read over the release information presented by executing the "./[model]_BIOS_LX_[revision].BIN --version" command from the shell.
2. Download and install any prerequisites identified in the above step before proceeding.
3. Install any necessary Embedded Systems Management firmware prior to this BIOS update.
4. Run the update by executing "./[model]_BIOS_LX_[version].BIN" from the shell.
5. Follow the remaining prompts to perform the update.
-----------------------------------------------------
Dell Update Package Instructions for Windows Dup:
Download
1. Click the "Download Now" link to download the file.
2. When the File Download window appears, click "Save" to save the file to your hard drive.
Installation
1. Browse to the location where you downloaded the file and double-click the new file.
2. Read over the release information presented in the dialog window.
3. Download and install any prerequisites identified in the dialog window before proceeding.
4. Install any necessary Embedded Systems Management firmware prior to this BIOS update.
5. Click the Install button.
6. Follow the remaining prompts to perform the update.
-----------------------------------------------------
GnuPG Signature of Dell Update Package Instructions:
Download
1. Click the "Download Now" link to download the file.
2. When the "File Download" window appears, click "Save" to save the file to your hard drive.
Installation
1. Import the Dell public key. (You only need to do once on your system.)
2. Verify the Dell Update Package by using its signature file, [model]_BIOS_LX_[version].BIN.sign

Need help with BIOS issues?

Find a solution in Dell's BIOS troubleshooting and usage guide.

Drivers help and tutorials