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 Inspiron 5577 System BIOS
需要重新启动 已自动安装 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。
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. This update addresses the Intel Security Advisory INTEL-SA-00118. A security advisory is a statement when a product is impacted by a security vulnerability and a remedy is available.
要查看适用于 Inspiron 15 Gaming 5577 的所有驱动程序，请转至 驱动程序和下载。
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5577110.EXE | 6.26 MB输入设备的服务编号，以检查此下载与您的设备的兼容性。
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。
文件格式：
可针对Windows/DOS执行的CPG BIOS
文件名：
5577110.EXE
文件大小：
6.26 MB
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：
2ad8e3030565c45924e7a3832f06ff7b
SHA1：
375048819cfd33c26f6de233da78157883cac30c
SHA-256：
e9964df7286c7e28befb6c1d67c6cc8d35b4329bc2d5356132b6c5e9cfe608d0
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
- Updated Intel ME Firmware to address security advisory INTEL-SA-00118 (CVE-2018-3627).
- Updated to the latest CPU microcode.
了解详情
- Updated to the latest CPU microcode.
版本
1.1.0, 1.1.0
发布日期
10 7月 2018
下载类型
系统 BIOS
类别
BIOS
重要性
可选Dell Technologies 建议查看此更新以确定它是否适用于您的系统。此更新包含仅影响特定配置的更改，或者提供不一定不适用于您的环境的新功能。
适用于
Dell Inspiron 5577
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.
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.
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:\ Inspiron_5577_X.Y.Z.exe
Where C is the drive letter of the USB device where the executable file is located and Inspiron_5577_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 DOS with UEFI boot mode enabled (Non-Windows users, Load Legacy Option Disabled)
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.
Installation
1. Copy the downloaded file to a bootable DOS USB drive.
2. Power on the system and then go to BIOS Setup by pressing the F2 key.
3. Go to General > Boot Sequence > Boot > Boot List Option.
4. Change UEFI to Legacy of Boot List Option.
5. Go to Exit > Save Changes and reboot system.
6. Press F12 and then select USB Storage Device and boot to the DOS prompt.
7. Run the file by typing the file name.
The system restarts automatically and updates the BIOS at the system startup screen. After the BIOS update is complete, the system restarts again.
8. Go to BIOS Setup by pressing the F2 key and go to General > Boot Sequence > Boot > Boot List Option.
9. Change Legacy to UEFI Boot Option.
10. Go to Exit > Save Changes, and reboot the system.
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.
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.
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:\ Inspiron_5577_X.Y.Z.exe
Where C is the drive letter of the USB device where the executable file is located and Inspiron_5577_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 DOS with UEFI boot mode enabled (Non-Windows users, Load Legacy Option Disabled)
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.
Installation
1. Copy the downloaded file to a bootable DOS USB drive.
2. Power on the system and then go to BIOS Setup by pressing the F2 key.
3. Go to General > Boot Sequence > Boot > Boot List Option.
4. Change UEFI to Legacy of Boot List Option.
5. Go to Exit > Save Changes and reboot system.
6. Press F12 and then select USB Storage Device and boot to the DOS prompt.
7. Run the file by typing the file name.
The system restarts automatically and updates the BIOS at the system startup screen. After the BIOS update is complete, the system restarts again.
8. Go to BIOS Setup by pressing the F2 key and go to General > Boot Sequence > Boot > Boot List Option.
9. Change Legacy to UEFI Boot Option.
10. Go to Exit > Save Changes, and reboot the system.