HPE Edgeline EL20 User Manual page 32

The following is a sample screen with fs1 as the USB drive.
11. Initiate the BIOS update:
a. To select the USB drive, enter the fs1: command.
b. To ensure that both the utility and bin files are visible, enter the dir command.
c. To initiate the update, enter the AfuEfix64.efi XXXX.bin /P /B /N /X /ME command.
In the following sample screen, the command is: AfuEfix64.efi
L510K112.BIN /P /B /N /X /ME
You will see a screen similar to the following while the update is in progress:
32 Software and configuration utilities