
OptiPlex 5050 Tower Owner's Manual
Updating your system BIOS using a USB flash drive
About this task
NOTE: You will need to use a bootable USB Flash drive. Please refer to
the following article for further details:
http://www.dell.com/support/article/us/en/19/SLN143196/how-to-create-a-bootable-usb-flash-drive-using-dell-diagnostic-deployment-package--dddp-?lang=EN
Steps
- Download the BIOS update .EXE file to another system.
- Copy the file e.g. O9010A12.EXE onto the bootable USB Flash drive.
- Insert the USB Flash drive into the system that requires the BIOS update.
- Restart the system and press F12 when the Dell Splash logo appears to display the One Time Boot Menu.
- Using arrow keys, select USB Storage Device and press Return.
- The system will boot to a Diag C:\> prompt.
- Run the file by typing the full filename e.g. O9010A12.exe and press Return.
- The BIOS Update Utility will load, follow the instructions on
screen.
Figure 1. DOS BIOS Update Screen 
Please provide ratings (1-5 stars).
Please provide ratings (1-5 stars).
Please provide ratings (1-5 stars).
Please select whether the article was helpful or not.
Comments cannot contain these special characters: <>()\