Remark:
Do not remove the USB drive during the BIOS and EC update process.
1. Prepare a USB drive and format it to FAT32.
2. Copy the files to the root directory of the USB drive, as shown below.
3. Connect the USB drive to the machine, turn it on, and press the F7 key on the keyboard until the Boot Menu pops up.
4. Select the USB drive and press Enter twice. The machine will automatically update the software, as shown below:
5. It will reboot automatically after the update. Leave the machine to restart on its own. You can remove the USB drive and use it to update another machine.