Dell Vostro 5401 Service Manual - Page 110

Updating BIOS on systems with BitLocker enabled

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10. Select your preferred download method in the Please select your download method below window, click Download File. The File Download window appears. 11. Click Save to save the file on your computer. 12. Click Run to install the updated BIOS settings on your computer. Follow the instructions on the screen. Updating BIOS on systems with BitLocker enabled CAUTION: If BitLocker is not suspended before updating the BIOS, the next time you reboot the system it will not recognize the BitLocker key. You will then be prompted to enter the recovery key to progress and the system will ask for this on each reboot. If the recovery key is not known, this can result in data loss or an unnecessary operating system reinstall. For more information about this subject, see Knowledge Article: Updating the BIOS on Dell Systems With BitLocker Enabled Updating the Dell BIOS in Linux and Ubuntu environments If you want to update the system BIOS in a Linux environment, such as Ubuntu, see Update the Dell BIOS in a Linux or Ubuntu environment. Flashing the BIOS from the F12 One-Time boot menu Updating your system BIOS using a BIOS update .exe file copied to a FAT32 USB key and booting from the F12 one time boot menu. About this task BIOS Update You can run the BIOS update file from Windows using a bootable USB key or you can also update the BIOS from the F12 OneTime boot menu on the system. Most Dell systems built after 2012 have this capability and you can confirm by booting your system to the F12 One-Time Boot Menu to see if BIOS UPDATE is listed as a boot option for your system. If the option is listed, then the BIOS supports this BIOS update option. NOTE: Only systems with BIOS Flash Update option in the F12 One-Time Boot Menu can use this function. Updating from the One-Time Boot Menu To update your BIOS from the F12 One-Time boot menu, you need: ● USB key formatted to the FAT32 file system (key does not have to be bootable). ● BIOS executable file that you downloaded from the Dell Support website and copied to the root of the USB key. ● AC power adapter that is connected to the system. ● Functional system battery to flash the BIOS. Perform the following steps to run the BIOS update flash process from the F12 menu: CAUTION: Do not power off the system during the BIOS update process. Powering off the system could make the system fail to boot. Steps 1. From a power off state, insert the USB key where you copied the flash into a USB port of the system . 2. Power on the system and press the F12 key to access the One-Time Boot Menu. 3. Select BIOS Update using the mouse or arrow keys then press Enter. 110 System setup

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10.
Select your preferred download method in the
Please select your download method below
window, click
Download File
.
The
File Download
window appears.
11.
Click
Save
to save the file on your computer.
12.
Click
Run
to install the updated BIOS settings on your computer.
Follow the instructions on the screen.
Updating BIOS on systems with BitLocker enabled
CAUTION:
If BitLocker is not suspended before updating the BIOS, the next time you reboot the system it will
not recognize the BitLocker key. You will then be prompted to enter the recovery key to progress and the
system will ask for this on each reboot. If the recovery key is not known, this can result in data loss or an
unnecessary operating system reinstall. For more information about this subject, see Knowledge Article:
Updating the BIOS on Dell Systems With BitLocker Enabled
Updating the Dell BIOS in Linux and Ubuntu environments
If you want to update the system BIOS in a Linux environment, such as Ubuntu, see
Update the Dell BIOS in a Linux or Ubuntu
environment
.
Flashing the BIOS from the F12 One-Time boot menu
Updating your system BIOS using a BIOS update .exe file copied to a FAT32 USB key and booting from the F12 one time boot
menu.
About this task
BIOS Update
You can run the BIOS update file from Windows using a bootable USB key or you can also update the BIOS from the F12 One-
Time boot menu on the system.
Most Dell systems built after 2012 have this capability and you can confirm by booting your system to the F12 One-Time Boot
Menu to see if
BIOS UPDATE
is listed as a boot option for your system. If the option is listed, then the BIOS supports this BIOS
update option.
NOTE:
Only systems with BIOS Flash Update option in the F12 One-Time Boot Menu can use this function.
Updating from the One-Time Boot Menu
To update your BIOS from the F12 One-Time boot menu, you need:
●
USB key formatted to the FAT32 file system (key does not have to be bootable).
●
BIOS executable file that you downloaded from the Dell Support website and copied to the root of the USB key.
●
AC power adapter that is connected to the system.
●
Functional system battery to flash the BIOS.
Perform the following steps to run the BIOS update flash process from the F12 menu:
CAUTION:
Do not power off the system during the BIOS update process. Powering off the system could make
the system fail to boot.
Steps
1.
From a power off state, insert the USB key where you copied the flash into a USB port of the system .
2.
Power on the system and press the
F12
key to access the One-Time Boot Menu.
3.
Select
BIOS Update
using the mouse or arrow keys then press
Enter
.
110
System setup