Dell Latitude 5280/5288/5480/5488/5580 and Dell Precision 3520 System BIOS

需要重新啟動

請勿在更新 BIOS 時將電腦關機或拔除電源，電腦可能因此受損。更新期間，電腦將重新啟動，並且會暫時顯示黑色畫面。

更新前，請閱讀以下所述的安裝說明與重要資訊。

驅動程式 ID : Y55V3

重要性 : 重大

繁體中文版 : 1.21.0, 1.21.0 最新版本建議版本最新與建議版本

發佈日期 : 05 10月 2021

下載類型 : 系統 BIOS

類別 : BIOS

This package contains the Dell system BIOS update. BIOS is a firmware package that is embedded on a small memory chip on the system board. It controls the keyboard, monitor, disk drives, and other devices.

下載檔案

檔案格式： 此檔案格式包含 BIOS 可執行檔。此通用 (Windows/MS DOS) 格式可用於在任何 Windows 或 MS DOS 環境中進行安裝。

檔案名稱: Latitude_5X80_Precision_3520_1.21.0.exe

檔案大小: 22.32 MB

為了確保下載的完整性，請驗證總和檢查值。

MD5： 596eb4f45d45220703810dd60ea1b50b

SHA1： 49d0eedc680fb36eeadde3356da0d71172a008bd

SHA-256： 9e127fc673fc801743c09d132f611a994ab3bf537577bb4356ead65e2e6f51a4

下載 .EXE

修復及強化

- Firmware updates to address security vulnerabilities.
- Fixed the issue where the cursor lags or does not respond in the McAfee Drive Encryption software login screen.
- Fixed the issue where the external keyboard repeats keys when typing quickly on systems that are connected to Dell D6000 dock. This issue occurs when Ethernet cable, display, keyboard, and mouse are connected to the dock.

安裝指示

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 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.

Dell Latitude 5280/5288/5480/5488/5580 and Dell Precision 3520 System BIOS

下載檔案

修復及強化

重要資訊

相容的系統

支援的作業系統

安裝指示

適用於