1. Add USB Key
  2. Use the key Delete to enter the BIOS.
  3. Go to Features/USB Configuration, verify that the drive is being detected.
  4. Go to Security/Secure Boot Menu and disable Secure boot if required.
  5. Go to Boot and change the boot mode to Legacy only.
  6. Save the settings and reboot.
  7. Use the key F8 to access the Boot menu and selec the USB drive.