Fix error: Windows 8.1 secureboot isn’t configured correctly

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Summary:

This error may be encountered when upgrading or installing new Windows 8.1 (common when UEFI boot mode-GPT).
 WINDOWS 8.1 SECUREBOOT ISN’T CONFIGURED CORRECTLY


How to fix it manually:

1. Boot into BIOS
 Sony Vaio computer

In Bios> F2
Recovery> press F10
To boot to CD / DVD, the disc into the drive you then restart the computer, the machine will automatically boot to the drive. (For the opening line of the boot SONY CD / DVD drive first and then).

Computer HP - Compaq

In Bios> press F10
Select boot> press F9
Recovery> press F11

Lenovo - IBM

In Bios> press the F2 F1 machine
Select boot> press F12
Recovery> press the blue ThinkVantage

Dell Computers

In Bios> F2
Select boot> press F12
Recovery> press F8 and then select Repair Your Computer

Acer - eMachines - MSI - Gateway

Select Boot> press F12
In BIOS> F2

Asus Computers

In BIOS> F2
Select Boot> press ESC

Toshiba computer
Always have to press the ESC key and press F1 or F2 continuously depending on series, series.

2. Common in Boot> Boot Options or Boot Security Advanced
3- SecureBoot -> select Disable.
4 - F10 (Save and Exit)

If it cannot fix, please download the finnal Window 8.1 ISO and setup again
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