Du må ikke slukke for din computer eller fjerne strømkablet, når BIOS'en opdateres, da det kan beskadige din computer. I forbindelse med opdateringen genstartes din computer, og der vises eventuelt kortvarigt en sort skærm.
Før du opdaterer, skal du læse installationsvejledningen og de vigtige oplysninger, der er angivet nedenfor.
Dell latitude 3440 System BIOS
Genstart er nødvendig AUTOMATISK INSTALLERET Denne fil blev automatisk installeret som en del af en nylig opdatering. Hvis du oplever problemer, kan du downloade og geninstallere manuelt.Indholdet på denne side er muligvis blevet oversat automatisk. Udfyld formularen nederst på siden for at give feedback.
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.
Anbefalet
Find den bedste download til dit system
Indtast produktoplysningerne for at få vist de seneste driveroplysninger for dit systemSøg i support
Indtast din Dell-servicekode eller -model
Vil du søge efter dit produkt? Indtast et produkt-id. Vis mig hvordan
Denne driver er ikke kompatibel
Denne driver er ikke relevant for det valgte produkt. Vælg et andet produkt for at indtaste dine produktoplysninger for denne driver igen, eller gå til siden Produktsupport for at se alle drivere til et andet produkt.
Log på Windows som administrator for at bruge automatisk scanning. Hvis du allerede er logget på som administrator og får vist denne meddelelse, skal du genstarte enheden. Dit system administreres af din it-administrator, og funktionaliteten kan være begrænset.
Find flere opdateringer. Brug SupportAssist til at finde alle de seneste driveropdateringer til din enhed.
Programrettelser og forbedringer
- Improved the wireless performance.
- Improved the performance of the system.
Læs mere- Improved the performance of the system.
Version
A05, A05
Udgivelsesdato
06 jan. 2014
Downloadtype
System-BIOS
Kategori
BIOS
Vigtighed
AnbefaletDell Technologies anbefaler, at denne opdatering installeres under den næste planlagte opdateringscyklus. Opdateringen indeholder ændringer, der skal opretholde systemets generelle tilstand. Den sørger for, at systemsoftwaren forbliver opdateret og kompatibel med andre systemmoduler (firmware, BIOS, drivere og software) og kan indeholde andre nye funktioner.
Tilgængelige formater
Filformat: CPG BIOS-eksekverbar fil til Windows/DOS
Filnavn: 3440A05.EXE
Filstørrelse: 5.62 MB
Dette er en stor fil. Det kan tage et stykke tid at downloade den, afhængigt af din downloadhastighed.
Formatbeskrivelse:
Dette filformat består af en BIOS-eksekverbar fil. Universal-formatet (Windows/MS DOS) kan bruges til at installere fra ethvert Windows- eller MS DOS-miljø.
Kontrollér kontrolsumværdien for at sikre overførslens integritet.
MD5:
141a0ec79ba21d09dbfe296e320183c1
SHA1:
28e7594e0bb6b00b28e50e391e423a13d6bd1490
SHA-256:
dc879f929d0c709c266f17a5e93121178c0a9553d93b2c5ff187c4509d7e1f8a
Når du downloader filerne, accepterer du samtidig betingelserne i Dells softwarelicensaftale. (på engelsk)
Understøttede operativsystemer
BIOS
Er du på udkig efter et andet operativsystem? Se listen med Dell-understøttede operativsystemer
Gælder for
OAK Latitude System BIOS
Installationsvejledning
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.
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.
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 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.
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:
A:\ Latitude_3440_X.Y.Z.exe
Where A is the drive letter of the USB device where the executable file is located and Latitude_3440_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 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.
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 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.
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.
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 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.
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:
A:\ Latitude_3440_X.Y.Z.exe
Where A is the drive letter of the USB device where the executable file is located and Latitude_3440_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 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.
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.
Har du brug for hjælp med BIOS-problemer?
Find en løsning i Dells vejledning til brug og fejlfinding af BIOS.Hjælp og selvstudier til drivere
Du kan finde flere downloads på Drivere og overførsler. Hvis du har brug for hjælp til at bruge oplysningerne på denne side, kan du besøge Hjælp og selvstudier til drivere.