Dell Inspiron 24 5420 All-in-One Owners Manual - Page 112

Updating the BIOS in Linux and Ubuntu, Updating the BIOS from the One Time Boot menu

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7. Type the BIOS setup program filename and press Enter. The BIOS Update Utility appears. 8. Follow the on-screen instructions to complete the BIOS update. Updating the BIOS in Linux and Ubuntu To update the system BIOS on a computer that is installed with Linux or Ubuntu, see the knowledge base article 000131486 at www.dell.com/support. Updating the BIOS from the One Time Boot menu Update your computer BIOS using the BIOS update.exe file that is copied to a FAT32 USB drive and booting from the One Time Boot menu. About this task BIOS Update You can run the BIOS update file from Windows using a bootable USB drive or you can also update the BIOS from the One Time Boot menu on the computer. Most of the Dell computers built after 2012 have this capability, and you can confirm by booting your computer to the One Time Boot Menu to see if BIOS FLASH UPDATE is listed as a boot option for your computer. If the option is listed, then the BIOS supports this BIOS update option. NOTE: Only computers with BIOS Flash Update option in the One Time Boot menu can use this function. Updating from the One Time Boot menu To update your BIOS from the One Time Boot menu, you need the following: ● USB drive 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 drive ● AC power adapter that is connected to the computer ● Functional computer battery to flash the BIOS Perform the following steps to perform the BIOS update flash process from the One Time Boot menu: CAUTION: Do not turn off the computer during the BIOS update process. The computer may not boot if you turn off your computer. Steps 1. From a turn off state, insert the USB drive where you copied the flash into a USB port of the computer. 2. Turn on the computer and press F12 to access the One Time Boot Menu, select BIOS Update using the mouse or arrow keys then press Enter. NOTE: If you are connected to the Dell Pro Wireless Keyboard KM5221W, press Fn+F12. The flash BIOS menu is displayed. 3. Click Flash from file. 4. Select external USB device. 5. Select the file and double-click the flash target file, and then click Submit. 6. Click Update BIOS. The computer restarts to flash the BIOS. 7. The computer will restart after the BIOS update is completed. 112 BIOS setup

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7.
Type the BIOS setup program filename and press
Enter
.
The
BIOS Update Utility
appears.
8.
Follow the on-screen instructions to complete the BIOS update.
Updating the BIOS in Linux and Ubuntu
To update the system BIOS on a computer that is installed with Linux or Ubuntu, see the knowledge base article
000131486
at
www.dell.com/support
.
Updating the BIOS from the One Time Boot menu
Update your computer BIOS using the BIOS update.exe file that is copied to a FAT32 USB drive and booting from the
One Time
Boot
menu.
About this task
BIOS Update
You can run the BIOS update file from Windows using a bootable USB drive or you can also update the BIOS from the
One
Time Boot
menu on the computer.
Most of the Dell computers built after 2012 have this capability, and you can confirm by booting your computer to the
One
Time Boot
Menu to see if BIOS FLASH UPDATE is listed as a boot option for your computer. If the option is listed, then the
BIOS supports this BIOS update option.
NOTE:
Only computers with BIOS Flash Update option in the
One Time Boot
menu can use this function.
Updating from the One Time Boot menu
To update your BIOS from the
One Time Boot
menu, you need the following:
●
USB drive 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 drive
●
AC power adapter that is connected to the computer
●
Functional computer battery to flash the BIOS
Perform the following steps to perform the BIOS update flash process from the One Time Boot menu:
CAUTION:
Do not turn off the computer during the BIOS update process. The computer may not boot if you turn
off your computer.
Steps
1.
From a turn off state, insert the USB drive where you copied the flash into a USB port of the computer.
2.
Turn on the computer and press F12 to access the
One Time Boot
Menu, select BIOS Update using the mouse or arrow
keys then press Enter.
NOTE:
If you are connected to the Dell Pro Wireless Keyboard KM5221W, press Fn+F12.
The flash BIOS menu is displayed.
3.
Click
Flash from file
.
4.
Select external USB device.
5.
Select the file and double-click the flash target file, and then click
Submit
.
6.
Click
Update BIOS
. The computer restarts to flash the BIOS.
7.
The computer will restart after the BIOS update is completed.
112
BIOS setup