Driver Details

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

Dell Latitude 7275 and XPS 12 9250 System BIOS

This package provides the Dell System BIOS update and is supported on Dell Latitude 7275 and XPS 12 9250 for Windows 8.1/10 and DOS Operating System

Fixes & Enhancements

Fixes:
- Updated Intel ME Firmware to address security advisories INTEL-SA-00086 (CVE-2017-5705, CVE-2017-5708, CVE-2017-5711 & CVE-2017-5712) & INTEL-SA-00101(CVE-2017-13077, CVE-2017-13078 & CVE-2017-13080)
- Updated the handling of pre-boot authentication information by firmware.
- Updated UEFI variable input validation.
- Updated the handling of 3rd party Option ROM loading.
- Updated SPI flash command configuration settings.
- Update to the latest CPU microcode to address CVE-2017-5715.

Enhancement:
Not Applicable.

Version

Version 1.1.34, 1.1.34

Category

BIOS

Release date

06 Feb 2018

Last Updated

06 Feb 2018

Importance

Available formats

File Format:Windows/DOS
File Name:XPS_9250_Latitude_7275_1.1.34.exe
Download Type:HTTP
File Size: 12 MB
Format Description:This file format consists of a BIOS executable file. The Universal (Windows/MS DOS) format can be used to install from any Windows or MS DOS environment.
To ensure the integrity of your download, please verify the checksum value.
MD5:
b94cc2ce8e706dbe87224776234cd1d8
SHA1:
41f783b4e2b121fc1bb1386022dc87209c31f6d7
SHA-256:
d7a62346a35dc3a78ce15b910067dce70a18577c5451b0d1afea7c9436fa4736
File Format:Rel-Notes-Text
File Name:XPS_9250_Latitude_7275_1.1.34.txt
Download Type:HTTP
File Size: 14 KB
Format Description:This file format contains plain text which can be viewed with a standard text editor.
To ensure the integrity of your download, please verify the checksum value.
MD5:
fa5d8211d98e23d3f8a0fe4205a6ba79
SHA1:
f49c220bdf5f2cdf3d768951d018af3f0a50fce2
SHA-256:
4ccecc04ead667fc20d5cba25620d6fc5c3d0c5541d41f628c39bf6365840524

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

Applies to
DELL Latitude 7275
XPS 12 9250
Installation instructions
BIOS Update Executable for Windows/DOS

Download
1. Download the file XPS_9250_Latitude_7275_1.1.34.exe
2. When the File Download window appears, click Save to save the file to your hard drive.

Run the BIOS update utility from Windows environment
1. Browse to the location where you downloaded the file and double-click the new file.
2. Windows System will auto restart and update BIOS while system startup screen.
3. After BIOS update finished, system will auto reboot to take effect.

Run the BIOS update utility from DOS environment if Legacy Boot Mode(Non-Windows users)
1. Copy the downloaded file to a bootable DOS USB key.
2. Power on the system, then Press F12 key and Select "USB Storage Device" and Boot to DOS prompt.
3. Run the file by typing copied file name where the executable is located.
4. DOS System will auto restart and update BIOS while system startup screen.
5. After BIOS update finished, system will auto reboot to take effect.

Run the BIOS update utility from DOS environment if UEFI boot mode with Load Legacy Option disabled (Non-Windows users)
1. Copy the downloaded file to a bootable DOS USB key.
2. Power on the system, then go to BIOS Setup by pressing F2 and go to "General-Boot Sequence - Boot List Option".
3. Change "UEFI" to "Legacy" of Boot List Option.
4. Click "Apply","Exit" to save changes and reboot system.
5. Press F12, then Select "USB Storage Device" and Boot to DOS prompt.
6. Run the file by typing copied file name where the executable is located.
7. DOS system will auto restart and update BIOS while system startup screen.
8. After BIOS update finished, system will auto reboot.
9. Go to BIOS Setup by pressing F2 and go to "General > Boot Sequence > Boot List Option".
10. Change "Legacy" to "UEFI" Boot Option.
11. Go to "Exit > Exit Save Changes" and reboot system.

--------------------------------------------------------------------------------
Note 1: You will need to provide a bootable DOS USB key. This executable file does not create the DOS system files.
Note 2: Please make sure you suspend BitLocker encryption before updating BIOS on a BitLocker enabled system. If you don't enable BitLocker on your system you can ignore it.
Important Information
Due to the new system memory material modification, please do not downgrade the BIOS older than 1.1.23, or system wouldn't be powered on with the new system memory.
x
Warning: Do not turn off your computer or disconnect from your power source while updating the BIOS or you may harm your computer. During the update, your computer will restart and you will briefly see a black screen.

This driver has been tested by both the independent software vendor (ISV) and Dell on the operating systems, graphics cards, and application supported by your device to ensure maximum compatibility and performance. Details

Dell highly recommends applying this update as soon as possible. The update contains changes to improve the reliability and availability of your Dell system.