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。
Dell G5 5587/G7 7588和Vostro成就7580系统BIOS
需要重新启动 已安装 此文件是作为最近更新的一部分自动安装的。如果您遇到任何问题，您可以手动下载并重新安装。此页面的内容可能已自动翻译。要提供反馈，请填写页面底部的表单。
此软件包提供戴尔系统BIOS更新，并受运行Windows操作系统的Dell G5 5587/G7 7588和Vostro成就7580支持。
推荐
以管理员身份登录 Windows 以使用自动扫描。如果您已以管理员身份登录并看到此消息，请重新启动。 您的系统由 IT 管理员管理，并且功能可能受限。
查找更多更新。使用 SupportAssist 查找适用于您的设备的所有最新驱动程序更新。
补丁和增强功能
修复：
- 修复了TPM S3恢复启动错误处理功能
增强功能：
- 改进了2666 Mhz内存模块的内存兼容性。
了解详情- 修复了TPM S3恢复启动错误处理功能
增强功能：
- 改进了2666 Mhz内存模块的内存兼容性。
版本
1.2.1, 1.2.1
发布日期
27 7月 2018
下载类型
系统 BIOS
类别
BIOS
重要性
紧急Dell Technologies 强烈建议尽快应用这一重要更新。更新包含重要的错误修复和更改，以提高戴尔系统的功能、可靠性和稳定性。它还可能包括安全修复和其他功能增强功能。
可用格式 查看重要信息
文件格式： 可针对Windows/DOS执行的CPG BIOS
文件名： Dell_G5_5587_G7_7588_Vostro_7580_1.2.1.exe
文件大小： 7.64 MB
这是一个大文件。根据您的连接速度，可能需要一些时间来下载。
格式说明:
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。
为确保下载的完整性，请验证校验和值。
MD5：
3ff4a89a0cfea5adf85e9cbd38898393
SHA1：
409469f662e29bfce7fe13a15d7acb5e89c7a39a
SHA-256：
88762e6e7a6fe85692fa16979de78c0ad60de5b94af00a2379ef869d34621278
开始下载软件，即表示您接受戴尔软件许可协议 ( 英文版 ) 条款。
重要信息
适用于Windows/DOS的BIOS更新可执行文件
[下载]
1. 单击“下载文件”，以下载该文件。
2. 出现“文件下载”窗口后，单击“保存”，以将文件保存到硬盘。
[从Windows环境运行BIOS更新实用程序]
1. 浏览至文件下载目标位置并双击新下载的文件。
2. Windows系统将自动重新启动并在出现系统启动屏幕的同时更新BIOS。
3. 完成BIOS更新后，系统将自动重新引导以使更新生效。
[如果使用传统引导模式（非Windows用户），则从DOS环境运行BIOS更新实用程序]
1. 将下载的文件复制到可引导的DOS USB闪存盘。
2. 启动系统，然后按F12键，选择“USB Storage Device”（USB存储设备）并引导至DOS提示符。
3. 在可执行文件所在的位置键入复制的文件名，以运行该文件。
4. DOS系统将自动重新启动并在出现系统启动屏幕的同时更新BIOS。
5. 完成BIOS更新后，系统将自动重新引导以使更新生效。
[独立于操作系统从BIOS引导菜单执行BIOS更新（如果支持BIOS）]
1. 将下载的文件复制到USB闪存设备。它不需要可引导。
2. 将USB闪存设备插入任何USB端口。
3. 开机。
4. 在DELL徽标屏幕上，按F12键访问一次性引导菜单。
5. 选择“Other Options”（其他选项）部分的“BIOS Flash Update”（BIOS闪存更新）。
6. 单击“...”按钮浏览USB闪存设备以找到下载的文件。
7. 选择该文件，然后单击“OK”（确定）
8. 确认现有的系统BIOS信息和BIOS更新信息与预期相符
9. 单击“Begin Flash Update”（开始闪存更新）
10. 查看“Warning”（警告）消息，然后单击“Yes”（是）以继续进行更新。
11. 系统将重新启动并在执行BIOS更新期间在戴尔徽标屏幕上显示闪存进度条。
12. 完成闪存更新后系统将再次重新启动。
--------------------------------------------------------------------------------
注释1：您需要提供可引导的DOS USB闪存盘。此可执行文件不会创建DOS系统文件。
注释2：请确保暂停BitLocker加密，然后再在启用了BitLocker的系统上执行BIOS更新。
如未在系统上启用BitLocker，则请忽略此注释。
[下载]
1. 单击“下载文件”，以下载该文件。
2. 出现“文件下载”窗口后，单击“保存”，以将文件保存到硬盘。
[从Windows环境运行BIOS更新实用程序]
1. 浏览至文件下载目标位置并双击新下载的文件。
2. Windows系统将自动重新启动并在出现系统启动屏幕的同时更新BIOS。
3. 完成BIOS更新后，系统将自动重新引导以使更新生效。
[如果使用传统引导模式（非Windows用户），则从DOS环境运行BIOS更新实用程序]
1. 将下载的文件复制到可引导的DOS USB闪存盘。
2. 启动系统，然后按F12键，选择“USB Storage Device”（USB存储设备）并引导至DOS提示符。
3. 在可执行文件所在的位置键入复制的文件名，以运行该文件。
4. DOS系统将自动重新启动并在出现系统启动屏幕的同时更新BIOS。
5. 完成BIOS更新后，系统将自动重新引导以使更新生效。
[独立于操作系统从BIOS引导菜单执行BIOS更新（如果支持BIOS）]
1. 将下载的文件复制到USB闪存设备。它不需要可引导。
2. 将USB闪存设备插入任何USB端口。
3. 开机。
4. 在DELL徽标屏幕上，按F12键访问一次性引导菜单。
5. 选择“Other Options”（其他选项）部分的“BIOS Flash Update”（BIOS闪存更新）。
6. 单击“...”按钮浏览USB闪存设备以找到下载的文件。
7. 选择该文件，然后单击“OK”（确定）
8. 确认现有的系统BIOS信息和BIOS更新信息与预期相符
9. 单击“Begin Flash Update”（开始闪存更新）
10. 查看“Warning”（警告）消息，然后单击“Yes”（是）以继续进行更新。
11. 系统将重新启动并在执行BIOS更新期间在戴尔徽标屏幕上显示闪存进度条。
12. 完成闪存更新后系统将再次重新启动。
--------------------------------------------------------------------------------
注释1：您需要提供可引导的DOS USB闪存盘。此可执行文件不会创建DOS系统文件。
注释2：请确保暂停BitLocker加密，然后再在启用了BitLocker的系统上执行BIOS更新。
如未在系统上启用BitLocker，则请忽略此注释。
适用于
Dell G5 5587 / Dell G7 7588 / Vostro 7580
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 BitLocker 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 power or interrupt the BIOS update process during the update.
Note 3: Your system requires a restart after installing the BIOS. The restart can be deferred but must be completed to ensure that the update is installed.
Download and Installation
1. Click Download File.
2. Click Save to save the file to your hard drive.
3. Browse to the location where you downloaded the file.
4. Double-click the new file.
5. The system restarts automatically and updates the BIOS at the system startup screen. After the BIOS update is complete, system restarts again.
Updating the BIOS from DOS (Non-Windows users)
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 power or interrupt the BIOS update process during the update.
Note 3: Your system requires a restart after installing the BIOS. The restart can be deferred but must be completed to ensure that the update is installed.
Installation
Note: You must provide a bootable USB drive. This executable file does not create the DOS system files.
1. Copy the downloaded file to a bootable USB drive.
2. Power on the system and then Press the F12 key.
3. Select USB Storage Device and boot to the DOS prompt.
4. Run the file by typing following command. For example:
C:\ Vostro_7580_X.Y.Z.exe
Where C is the drive letter of the USB device where the executable file is located and Vostro_7580_X.Y.Z.exe is the name of the downloaded file.
The system restarts automatically and updates the BIOS at the system startup screen. After the BIOS update is complete, system restarts again.
Updating the BIOS from BIOS Boot Menu (independent of operating system)
Note 1: Before updating the BIOS, ensure that you suspend BitLocker encryption on a BitLocker-enabled system. If BitLocker 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.
Note 3: Your system requires a restart after installing the BIOS. The restart can be deferred but must be completed to ensure that the update is installed.
Installation
1. Copy the downloaded file to a USB drive. You do not need a bootable USB drive.
2. Insert the USB drive into any USB port.
3. Power on the system.
4. At the DELL logo screen, press F12 to access the one-time boot menu.
5. Select BIOS Flash Update in the Other Options section.
6. Click the ... button to browse the USB drive to locate the downloaded file.
7. Select the file and click OK.
8. Verify the existing system BIOS information and the BIOS update information.
9. Click Begin Flash Update.
10. Review the Warning message and click Yes to proceed with the update.
The system restarts and displays a Flash Progress bar at the Dell logo screen. The system restarts again when the Flash update is complete.
Note 1: Before updating the BIOS, ensure that you suspend BitLocker encryption on a BitLocker-enabled system. If BitLocker 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 power or interrupt the BIOS update process during the update.
Note 3: Your system requires a restart after installing the BIOS. The restart can be deferred but must be completed to ensure that the update is installed.
Download and Installation
1. Click Download File.
2. Click Save to save the file to your hard drive.
3. Browse to the location where you downloaded the file.
4. Double-click the new file.
5. The system restarts automatically and updates the BIOS at the system startup screen. After the BIOS update is complete, system restarts again.
Updating the BIOS from DOS (Non-Windows users)
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 power or interrupt the BIOS update process during the update.
Note 3: Your system requires a restart after installing the BIOS. The restart can be deferred but must be completed to ensure that the update is installed.
Installation
Note: You must provide a bootable USB drive. This executable file does not create the DOS system files.
1. Copy the downloaded file to a bootable USB drive.
2. Power on the system and then Press the F12 key.
3. Select USB Storage Device and boot to the DOS prompt.
4. Run the file by typing following command. For example:
C:\ Vostro_7580_X.Y.Z.exe
Where C is the drive letter of the USB device where the executable file is located and Vostro_7580_X.Y.Z.exe is the name of the downloaded file.
The system restarts automatically and updates the BIOS at the system startup screen. After the BIOS update is complete, system restarts again.
Updating the BIOS from BIOS Boot Menu (independent of operating system)
Note 1: Before updating the BIOS, ensure that you suspend BitLocker encryption on a BitLocker-enabled system. If BitLocker 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.
Note 3: Your system requires a restart after installing the BIOS. The restart can be deferred but must be completed to ensure that the update is installed.
Installation
1. Copy the downloaded file to a USB drive. You do not need a bootable USB drive.
2. Insert the USB drive into any USB port.
3. Power on the system.
4. At the DELL logo screen, press F12 to access the one-time boot menu.
5. Select BIOS Flash Update in the Other Options section.
6. Click the ... button to browse the USB drive to locate the downloaded file.
7. Select the file and click OK.
8. Verify the existing system BIOS information and the BIOS update information.
9. Click Begin Flash Update.
10. Review the Warning message and click Yes to proceed with the update.
The system restarts and displays a Flash Progress bar at the Dell logo screen. The system restarts again when the Flash update is complete.