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This article mainly shows you "how to disable UEFI security boot on Win 8 to install Linux", the content is easy to understand, well-organized, hope to help you solve your doubts, the following let the editor lead you to study and learn "how to disable UEFI security boot on Win 8 to install Linux" this article.

Now, if you buy a computer that is pre-installed with Windows, it is usually Windows8 or Windows8.1. Starting with Windows8, Microsoft replaced BIOS with UEFI. Although UEFI was not invented by Microsoft, it existed before Windows8. For example, some Mac devices have been using UEFI for some time.

UEFI has a "secure boot" feature, and the bootloader will only start those boot loaders that are signed by the UEFI firmware. This security feature protects against malware like Rootkit and provides an additional layer of security. But it has one drawback: if you want to dual-boot Linux on a Win8 computer, the security mechanism will prevent you from doing so. This article shows you how to disable UEFI security boot in Win8 to support dual system startup of Linux.

Disable UEFI secure startup on Windows 8 & 8.1

There are all kinds of theories about safe startup. Because of these rumors, some people almost think that it is impossible to start Linux on a computer with Windows8 pre-installed. While this is true on ARM PC, secure booting can be disabled on Intel-based systems. To be honest, disabling UEFI secure startup is not a daunting task, nor are the same dual-boot Linux and Windows 8.

Although in the BIOS era, accessing BIOS was fairly simple, just press F10 or F12 at startup. But in the world of UEFI, it's different. To access the UEFI settings, you must enter the Windows. Let's take a look at how to access the UEFI settings in Windows 8 to disable secure startup.

Step 1: enter the PC settings

Click the Windows+I button to enter the Windows settings interface. At the bottom, you will see the option to change the computer settings. Click on it.

Step 2: enter Advanced Startup

On Windows8 and Windows8.1, there is a slight difference in the PC setting. Depending on the system you are using, follow the steps described below:

Windows 8: in Windows 8, you need to enter the general PC settings, select Advanced Startup, and then click restart now:

Window 8.1: in Windows8.1, click Update and restore from the left sidebar:

Then click Advanced Startup under restart now:

Don't worry! You won't restart immediately after that, but you'll see some options in the next step.

Step 4: enter the UEFI settings

When you click the restart button immediately, on the next screen, you will see some options to choose from. Choose troubleshooting here:

In the troubleshooting menu, select Advanced options:

"from the Advanced options menu, select UEFI firmware settings:"

Next, in the UEFI settings, click the restart button to restart your system, and you will see an interface similar to BIOS.

Step 5: disable secure startup in UEFI

At this point, you must have launched to the UEFI tool interface. You can change various settings here. But all we want to do is disable the secure boot option and allow dual booting of Ubuntu or any other Linux version.

Move to the Startup tab, where you will find that the security boot option is set to enabled. Use the arrow keys to enter the safe boot option, and then press enter to select it. Use + or-to change its value. Press * F10 to save the changes and exit the UEFI settings. You can confirm it when prompted.

The above is all the contents of the article "how to disable UEFI Security Boot to install Linux on Win 8". Thank you for reading! I believe we all have a certain understanding, hope to share the content to help you, if you want to learn more knowledge, welcome to follow the industry information channel!

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