Do not turn off your computer or disconnect from the power source while updating the BIOS as this could harm your computer. During the update, your computer will restart and you may briefly see a black screen.
Before updating, please read the installation instructions and important information noted below.
Dell Latitude E7450 System BIOS
Újraindítás szükséges Telepítve Ez a fájl automatikusan települt egy korábbi frissítés részeként. Ha bármilyen problémát tapasztal, manuálisan letöltheti és újratelepítheti.Lehet, hogy az oldal tartalma gépi fordítás útján lett fordítva. Visszajelzés küldéséhez töltse ki az oldal alján található űrlapot.
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.
Ajánlott
Kompatibilitás ellenőrzése
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This driver is not compatible
This driver is not applicable for the selected product. Choose another product to re-enter your product details for this driver or visit the Product Support page to view all drivers for a different product.
Az automatikus ellenőrzés használatához jelentkezzen be a Windowsba rendszergazdaként. Ha már bejelentkezett rendszergazdaként, és látja ezt az üzenetet, kérjük, indítsa újra a számítógépet. A rendszert az IT-rendszergazda kezeli, és előfordulhat, hogy a funkciók köre korlátozott.
További frissítések. A SupportAssist segítségével megtalálhatja az eszközéhez elérhető legújabb illesztőprogram-frissítéseket.
Fixes & Enhancements
- Updated the Intel CPU Microcode.
- Updated the Embedded Controller Engine firmware.
- Modified battery algorithm to prolong lifespan and minimize risk of swelling.
További információ- Updated the Embedded Controller Engine firmware.
- Modified battery algorithm to prolong lifespan and minimize risk of swelling.
Verziószám
A23, A23
Kibocsátás dátuma
10 febr. 2020
Letöltés típusa
Rendszer-BIOS
Kategória
BIOS
Fontosság
KritikusDell Technologies highly recommends applying this important update as soon as possible. The update contains critical bug fixes and changes to improve functionality, reliability, and stability of your Dell system. It may also include security fixes and other feature enhancements.
Elérhető formátumok View Important Information
Fájlformátum: CPG BIOS Executable for Windows/DOS
Fájlnév: E7450A23.exe
Fájlméret: 8.61 MB
Ez egy nagy fájl. A kapcsolat sebességétől függően a letöltés eltarthat egy ideig.
Formátum leírása:
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.
A letöltés integritásának biztosítása érdekében ellenőrizze az ellenőrző összeg értékét.
MD5:
c94786c8d1c836f511f0ebd145ba9f6c
SHA1:
a384eec28d082e1941b54246e78655488829d181
SHA-256:
dde9aee351a809f1fd71a0b434838df8253302ae442ca4eaad1b82a7436ca564
A letöltéssel Ön elfogadja a Dell szoftverlicenc-szerződés feltételeit.
Fontos tudnivalók
- You cannot downgrade the BIOS to version A02 or later, due to security and stability concerns.
- This update is only applicable to systems that have e-dock socket.
- BIOS updates take no more than 5 minutes to be installed on your system. You can install the updates in the background while using the system.
- This update is only applicable to systems that have e-dock socket.
- BIOS updates take no more than 5 minutes to be installed on your system. You can install the updates in the background while using the system.
A következőre vonatkozik:
Dell Latitude E7450
Telepítési utasítások
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:\ Latitude_ E7450_X.Y.Z.exe
Where C is the drive letter of the USB device where the executable file is located and Latitude_ E7450_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.
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 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.
8. The system restarts automatically and updates the BIOS at the system startup screen. After the BIOS update is complete, the system restarts again.
9. Go to BIOS Setup by pressing the F2 key and go to General > Boot Sequence > Boot > Boot List Option.
10. Change Legacy to UEFI Boot Option.
11. 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 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:\ Latitude_ E7450_X.Y.Z.exe
Where C is the drive letter of the USB device where the executable file is located and Latitude_ E7450_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.
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 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.
8. The system restarts automatically and updates the BIOS at the system startup screen. After the BIOS update is complete, the system restarts again.
9. Go to BIOS Setup by pressing the F2 key and go to General > Boot Sequence > Boot > Boot List Option.
10. Change Legacy to UEFI Boot Option.
11. Go to Exit > Save Changes and reboot the system.
Segítségre van szüksége a BIOS-problémákkal kapcsolatban?
Keressen megoldást a Dell BIOS hibaelhárítási útmutatójábanIllesztőprogramokkal kapcsolatos súgó és oktatóanyagok
További letöltésekért lépjen a következő oldalra: Illesztőprogramok és letöltések. Az ezen az oldalon található információk használatával kapcsolatban látogasson el az illesztőprogramokkal kapcsolatos súgó és oktatóanyagok oldalára.