Download Files
File Format: Dell Update Packages in native Microsoft Windows 64-bit format do not require that Microsoft WOW64 be installed on the Microsoft Windows Server.
File Name: BIOS_T21X5_WN64_1.2.11.EXE
File size: 26.02 MB
To ensure the integrity of your download, please verify the checksum value.
MD5: 4a605eecaa427118aa9ba50c0e4fe854
SHA1: d22668889c1148e2e3cfe272a194dcca03f865a2
SHA-256: 3890261b70ee494a0e8be477baa500717b4ee84202864bf33fa49e7d9ee78d40
File Format: 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.
File Name: BIOS_T21X5_LN_1.2.11.BIN.sign
File size: 226 Bytes
To ensure the integrity of your download, please verify the checksum value.
MD5: d65f69ef5d1f61dc375c6c7d86dd3837
SHA1: c74977f32a27c774a58f0a163dd6e3fe571f56d1
SHA-256: 0b9d188372af7aa085db317aabcc7cd65362ae5b43255b32970299dfa1ecae5f
File Format: 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.
File Name: T640-010211.efi
File size: 17.83 MB
To ensure the integrity of your download, please verify the checksum value.
MD5: f8462aac90e58e250f175587e17bba07
SHA1: 655643782035a85b8c07190ea18dc9d35a408c53
SHA-256: b04867df12bf442bad623636eeb82c5b5c3cb3f9aa567835623f9f1b489d0819
File Format: 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.
File Name: T640_BIOS.1.2.11.pdf
File size: 146.64 KB
To ensure the integrity of your download, please verify the checksum value.
MD5: 95ee58b9d663e8783ffe455e9efca3bf
SHA1: 82de1c0aea10e892790f8b650227c9927f8189ee
SHA-256: a49c41bf5c9f8250777cc57115b015f6026e63d4daa8d71f5f7ab7ea61aa7c3a
File Format: Dell Update Packages for Linux can be used as stand-alone applications that ensure that specific validation criteria are met, then apply an update.<br /><b>Note:</b> Update Packages for Linux are open source. See the Dell Update Packages for Linux Readme for details.
File Name: BIOS_T21X5_LN_1.2.11.BIN
File size: 26.44 MB
To ensure the integrity of your download, please verify the checksum value.
MD5: de69a817f0eb7bd855964713d52022fb
SHA1: c50973660a5dc5bd4309c182718e6ac1704b4a08
SHA-256: 860ef6a1a4877c4a3dd87285ae85844bf9240e491e0d58edebbdba0da8e07dd5
Fixes & Enhancements
Fixes
- Mitigated the security vulnerability CVE-2017-5706 (http://www.cve.mitre.org/cgi-bin/cvename.cgi?name=2017-5706 ) details anticipated to be published November 20, 2017.
- Mitigated the security vulnerability CVE-2017-5709 (http://www.cve.mitre.org/cgi-bin/cvename.cgi?name=2017-5709 ) details anticipated to be published November 20, 2017.
Enhancements
- Added support for updating the NVDIMM-N firmware version.
- Updated the Intel Trusted Execution Technology (Intel TXT) BIOS Authenticated Code Module (ACM) to version 1.3.3.
- Updated the Intel Processor and Memory Reference Code to PLR2.
- Updated the Intel Xeon Processor Scalable Family Processor Microcode to version 0x2C.
Important Information
If the BIOS in system has not been updated for over a year, it is high suggested to update the BIOS to the latest version.
Supported Operating Systems
Installation instructions
Dell EMC 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.
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Dell EMC 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.
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Dell EMC 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.
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GnuPG Signature of Dell EMC 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 EMC public key. (You only need to do once on your system.)
2. Verify the Dell EMC Update Package by using its signature file, [model]_BIOS_LX_[version].BIN.sign
Applies to
INFO,BIOS LOCK,T640XL,Q4FY18
T640 BIOS
T640 XL BIOS