7. After the download is complete, browse the folder where you saved the BIOS update file.
8. Double-click the BIOS update file icon and follow the on-screen instructions.
For more information, see knowledge base article
.
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
at
Updating the BIOS using the USB drive in Windows
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 re-install. For more information on this subject, see Knowledge Article:
www.dell.com/support/article/sln153694
1. Follow the procedure from step 1 to step 6 in
to download the latest BIOS setup program file.
2. Create a bootable USB drive. For more information, see the knowledge base article
.
3. Copy the BIOS setup program file to the bootable USB drive.
4. Connect the bootable USB drive to the computer that needs the BIOS update.
5. Restart the computer and press
F12
.
6. Select the USB drive from the
One Time Boot Menu
.
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 from the F12 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 F12
One-Time boot menu.
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 re-install. For more information on this subject, see Knowledge Article:
www.dell.com/support/article/sln153694
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 F12
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 F12
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 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 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 F12 menu:
74
System setup
Содержание D18M
Страница 1: ...OptiPlex XE3 Tower Service Manual Regulatory Model D18M Regulatory Type D18M005 August 2021 Rev A01 ...
Страница 23: ...c Press the blue release tab 1 and slide the optical drive out of the computer 2 Disassembly and reassembly 23 ...
Страница 43: ...5 Pull the power switch out from the computer Disassembly and reassembly 43 ...
Страница 60: ...b Slide and lift the system board away from the computer 1 2 60 Disassembly and reassembly ...
