Stäng inte av datorn eller koppla från strömkällan medan BIOS uppdateras. Annars kan datorn skadas. Under uppdateringen kommer datorn att startas om och en svart skärm kan visas en kort stund.
Läs installationsanvisningarna och den viktiga informationen nedan innan du uppdaterar.
Dell Precision 7550 and 7750 System BIOS
Omstart krävs Installerad Den här filen installerades automatiskt som en del av en ny uppdatering. Om du har problem kan du ladda ner och installera om den manuellt.Kontrollera kompatibilitet
Ange din produktinformation för att se den senaste informationen om drivrutiner för ditt systemAnge din Dell service tag eller modell
Vill du söka efter din produkt? Ange en produktidentifierare. Visa mig hur
Den här drivrutinen gäller inte för den valda produkten. Välj en annan produkt för att ange din produktinformation för den här drivrutinen igen eller gå till produktsupportsidan för att visa alla drivrutiner för en annan produkt.
Hitta fler uppdateringar. Använd SupportAssist för att hitta alla de senaste drivrutinsuppdateringarna för din enhet.
Korrigeringar och förbättringar
- Fixed an issue where the restart pending is displayed as true in the PowerShell. This issue occurs after you clear the TPM and then run the get-tpm command.
- Fixed an issue where an error message is displayed in the TPM firmware update executable file.
Version
Utgivningsdatum
Hämtningstyp
Kategori
Prioritet
KritiskI och med att du hämtar accepterar du villkoren i Dells licensavtal för programvara. (på Engelska)
- 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.
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 file.
5. Click Yes to open the BIOS update utility.
6. Click Update to initiate the update process. A progress bar is displayed.
7. Click Restart to restart the system once the progress bar reaches 100%.
The update process initiates at the Dell logo and an update initiation message is displayed with a progress bar. After the update finishes, the system automatically restarts.
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.