Dell Latitude 5290/5490/5590 System BIOS

需要重新启动

更新 BIOS 时请勿关闭计算机或拔下电源，否则可能会损害您的计算机。在更新过程中，您的计算机将重新启动，并且可能会出现短暂黑屏。

在更新之前，请阅读下面注明的安装说明和重要信息。

驱动程序 ID : 5YW7H

重要性 : 紧急

版本 : 1.4.2, 1.4.2 最新版本推荐版本最新及推荐版本

发布日期 : 09 8月 2018

下载类型 : 系统 BIOS

类别 : BIOS

This package contains the Dell system BIOS update. BIOS is a firmware that is embedded on a small memory chip on the system board. It controls the keyboard, monitor, disk drives, and other devices. The update addresses the Intel security advisories INTEL-SA-00125, INTEL-SA-00131 and INTEL-SA-00141. A security advisory is a statement when a product is impacted by a security vulnerability and a remedy is available.

下载文件

文件格式： 此文件格式包含BIOS可执行文件。可以使用通用格式(Windows/MS DOS)，从任何Windows或MS DOS环境安装。

文件名: Latitude_5X90_1.4.2.exe

文件大小: 9.94 MB

为确保下载的完整性，请验证校验和值。

MD5： 097fed1f29116d5cd08ef2a689e5ceed

SHA1： d41d30b93652c34baa33e90d407848d430124f8d

SHA-256： 96dade87fe71894b9a7ff60b11a0e9f7a02fcd5138db89378037ccb0461f81a3

下载 .EXE

文件格式： 此文件格式包含纯文本，您可以采用标准文本编辑器进行查看。

文件名: Latitude_5X90_1.4.2.txt

文件大小: 5.82 KB

为确保下载的完整性，请验证校验和值。

MD5： 5d327e142380549d8e19160964510593

SHA1： 9bc0dff97ba396d67bd48e4bfdd9ab3232449969

SHA-256： 4f585c25e1aa48e45cad2ba78f8b905535db1561e6c1da2acf0cb7947813bb24

下载 .TXT

补丁和增强功能

Fixes:
- Fixed a potential issue with binary image measurement using the Linux UEFI shim boot loader.
- Fixed the issue where the system stops responding when an incorrectly formatted password is entered at the BIOS Security Manager (BIOS preboot password) prompt.
- Updated Intel ME Firmware to address security advisories INTEL-SA-00125 (CVE-2018-3655), Intel-SA-00131 (CVE-2018-3643 CVE-2018-3644) & INTEL-SA-00141 (CVE-2018-3657 CVE-2018-3658 CVE-2018-3616).

Enhancement:
- Updated the Embedded Controller Engine Firmware.
- Updated the Realtek USB LAN firmware.
- Added BIOS Password Feature: Master Password Lockout.
- Updated the Thermal Algorithm for performance.
- Updated the UEFI compliance level to 2.6.

安装说明

Updating the BIOS from Windows

Note 1: Before updating the BIOS, ensure that you suspend BitLocker encryption on a BitLocker-enabled system. If it is not enabled on your system, you can ignore this step. For information about how to disable BitLocker, see How to Enable or Disable BitLocker with TPM in Windows at support.dell.com.
Note 2: Do not turn off the power or interrupt the BIOS update process during the update.

Download and Installation
1. Click Download File, to download the file.
2. Click Save to save the file to your hard drive.
3. Browse to the location where you downloaded the file and double-click the new file.
The system restarts automatically and updates the BIOS at the system startup screen. After the BIOS update is complete, system restarts again.

Dell Latitude 5290/5490/5590 System BIOS

下载文件

补丁和增强功能

重要信息

兼容的系统

受支持的操作系统

安装说明

适用于