Updating Bios On Systems With Bitlocker Enabled; Updating Your System Bios Using A Usb Flash Drive - Dell OptiPlex 5080 Small Form Factor Setup And Specifications Manual

5. Select your computer model and the Product Support page of your computer appears.
6. Click Get drivers and click Drivers and Downloads.
The Drivers and Downloads section opens.
7. Click Find it myself.
8. Click BIOS to view the BIOS versions.
9. Identify the latest BIOS file and click Download.
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 re-
install. For more information on this subject, see Knowledge Article:

Updating your system BIOS using a USB flash drive

About this task
If the computer cannot load into Windows but there is still a need to update the BIOS, download the BIOS file using another computer and
save it to a bootable USB flash drive.
NOTE: You must use a bootable USB flash drive. For more information, see the knowledge base article SLN143196.
Steps
1. Download the BIOS update .exe file to another computer.
2. Copy the .exe file onto the bootable USB flash drive.
3. Insert the USB flash drive into the computer that requires the BIOS update.
4. Restart the computer and press F12 when the Dell logo appears to display the One Time Boot Menu.
5. Using arrow keys, select USB Storage Device and press Enter.
6. The computer restarts to a Diag C:\> prompt.
7. Run the file by typing the complete filename and press Enter.
8. The BIOS Update Utility is displayed. Follow the on-screen instructions.
https://www.dell.com/support/article/sln153694
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