How to fix selected boot image did not authenticate

The error "Selected boot image did not Authenticate. Press <Enter> to Continue." is related to Secure Boot and Legacy mode.

Please follow the steps below to fix Selected boot image did not Authenticate problem.

1. Turn off the computer.
2. Press the power button to turn on the computer, then immediately press Esc repeatedly, about once every second, until the Startup Menu opens.
3. Press F10 to open BIOS Setup.
4. Use the right arrow key to choose the System Configuration menu, use the down arrow key to select Boot Options, then press Enter.
5. Use the down arrow key to select Legacy Support, press Enter, then use the down arrow key to modify the setting to Enabled.
6. Use the down arrow key to select Secure Boot, press Enter, then use the down arrow key to modify the setting to Disabled.
7. When done, press F10 and select to save the changes.
8. Boot the computer from the Fastoe USB drive again.