Article Number: 000131486
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As Linux and Ubuntu distributions are becoming more popular on Dell systems, there are more situations where a Linux only environment is present.
If your system is listed at https://fwupd.org/lvfs/devicelist, then it supports UEFI capsule updates and can be updated natively within the OS.
Ubuntu 16.04 and later natively notifies you of new BIOS updates. When an update is available, a notification is displayed to flash the update.
If your system or Operating System does not support UEFI capsule updates:
All Dell systems from 2015 and later support flashing an updated BIOS from within the boot menu. Follow the directions below to update the BIOS on these systems.
Format USB storage device.
Users must format a USB storage device as FAT32 On Ubuntu 16.04 and later, this can be done by following these steps:
Plug in a USB storage device such as a Memory Stick.
Click or touch the Ubuntu dash icon.
Type disks to search for the Disks application.
Figure 1: Find Disks app
Figure 2: Disks app
Select the USB flash drive on the left. (1 in Figure 2 above.)
Figure 3: Format Volume
Look at the Partition Type below. (2 in Figure 2 above.)
If the partition type contains FAT32 it is already formatted properly.
If the partition type is something else, it must be formatted.
Click the gear icon above Size (3 in Figure 2 above.)
Make sure that Type is FAT.
Click the Format button.
Download BIOS update:
Visit www.dell.com/support/drivers to find your system.
Select the BIOS update, and download using your web browser.
Navigate to the Downloads folder, and copy the BIOS to your USB disk.
Flash BIOS update
If the system is not already plugged into a power outlet, plug it in now:
Reboot the system, and press F12 at the Dell splash screen.
The One-time boot menu (Figure 4) appears.
Figure 4: One Time Boot Menu
Select the option to BIOS Flash Update.
Navigate to your USB disk and select the BIOS you downloaded.
Once the update has been completed, the system reboots automatically.
Figure 5: BIOS Update
For older versions of Linux and Ubuntu and on systems that are pre-2015, you must update the BIOS using the following method:
Users must create a bootable USB storage device with FreeDOS on it to proceed with flashing the BIOS.
After UNetbootin is installed, run the program and select the Diskimage option. Set to ISO and then select the FreeDOS Base ISO file that was downloaded earlier.
Select the Type as USB Drive and the drive as /dev/sdb1 and click OK.
Use the image below as a sample of what the UNetbootin screen should look like.
Figure 6: UNetbootin screen
After this operation is complete, copy the BIOS .exe file to the USB storage device.
Now move on to Section 4
After the BIOS flash file has been copied, reboot the system, and press F12 at the Dell logo to bring up the "One-time boot menu"
Select USB Storage Device to boot from the USB stick.
Once the system reaches the boot menu, choose the fdos option, then choose safe mode.
Once the boot sequence finishes, it displays an A: prompt.
Switch the drive letter to B: or C: (The drive letter that is assigned to the USB memory stick.)
Type in the filename of the BIOS flash file to begin the update process e.g. O9010A12.exe and press Enter.
Once the update has completed, the system should reboot automatically.
For further information about Ubuntu Linux on your system please see the following link:
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