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Questions tagged [secure-boot]

For questions on “Secure Boot” and “Restricted Boot” the new bios feature that is in computers with the “Windows 8” logo.

1 vote
2 answers
6k views

How to create an unattended Windows installation medium/iso/usb supporting Secure Boot and resulting in a UEFI-Windows installation?

Creating a medium from which a system can boot while Secure Boot remains active, is possible with the default Windows iso from Media Creator, but what about edited images? Creating a unattended ...
A71's user avatar
  • 552
11 votes
3 answers
62k views

How do I install Windows 10 from USB to a UEFI Secure Boot Machine

With a new bare Machine how do I install Windows 10 from a USB stick and install it with secure boot and EFI turned on?
Brian Lewis's user avatar
5 votes
6 answers
104k views

How to CLEAN INSTALL Windows 7 Professional 64Bit on Dell Inspiron 15R Turbo / Special Edition laptop?

I recently bought a Dell Inspiron 15R Turbo/Special Edition with following configuration: 3rd Generation Intel® Core™ i5-3210M processor, Windows 8 Single Language, English (64bit), 8GB 2 DIMM (4GB ...
Shiva's user avatar
  • 151
9 votes
1 answer
14k views

What is "Secure Boot" in Windows?

This morning I was trying to upgrade Windows 7 to Windows 8 and ran into a problem: Your firmware doesn't support Secure Boot. What is Secure Boot, and what can I do in this situation if my ...
Anvesh Vejandla's user avatar
0 votes
4 answers
7k views

Is it possible to downgrade an OEM Windows 8 install to Windows 7?

I recently purchased an ASUS K55A. Like all Windows 8 machines, it come with a UEFI feature called Secure Boot. This basically makes sure that the laptop won't load anything other than the Windows 8 ...
ARov's user avatar
  • 19
16 votes
5 answers
69k views

How would I reinstall the grub-efi bootloader on Fedora Linux?

I recently installed Fedora 18 using EFI boot. Like the other current linux distributions, it sets up GRUB2 for me. I have experience with re-installing the BIOS version of GRUB when things go wrong....
sourcejedi's user avatar
  • 3,365
8 votes
3 answers
259k views

I can’t access the BIOS setup using F2 key on Samsung NP270E5V laptop

My Samsung NP270E5V laptop came with Ubuntu 13.04 installed on it, but I cant boot from a CD/DVD or USB flash drive to install Windows 7. Pressing F2 during boot doesn’t take me to BIOS menu so that I ...
ukuam's user avatar
  • 81
4 votes
1 answer
7k views

How to Secure Boot EFI images signed with an installed custom key?

I've been trying to configure UEFI Secure Boot to use my own keys for a dual boot (Windows 10 + Linux) system. This system is a Dell XPS 8700 (circa 2015) with an American Megatrends firmware/BIOS, ...
rfmodulator's user avatar
3 votes
2 answers
2k views

Windows Defender Application Control prevents Windows to boot after second restart (signed policy)

Hy everyone! I want to lock down some Windows 10 Terminals so that they can only run approved Software but keep the possibility to update this software. My plan was to make use of the new Feature of ...
gotti's user avatar
  • 31
2 votes
1 answer
4k views

What does "factory default" mean regarding UEFI keys stored in a TPM, in a PC built from scratch?

I built a PC from scratch a while ago, and after learning the recommended requirements for UEFI Secure Boot and Microsoft's Bitlocker, I installed an Infineon TPM in my motherboard. My understanding ...
the_midnight_developer's user avatar
0 votes
1 answer
2k views

Will TPM and Secure boot complicate hardware upgrades and changes? [closed]

Along with the new requirements of Windows 11 to have TPM and Secure Boot https://www.microsoft.com/en-us/windows/windows-11-specifications, as well as the complications highlighted from this article ...
Cerlancism's user avatar
49 votes
1 answer
12k views

If I buy a computer with Windows 8 and Secure Boot, will I still be able to install Linux?

I've heard a lot about how Microsoft is implementing UEFI Secure Boot in Windows 8. Apparently it prevents "unauthorized" bootloaders from running on the computer, to prevent malware. There's a ...
nhinkle's user avatar
  • 37.5k
27 votes
1 answer
193k views

How to disable Secure Boot on an Acer Aspire 3 laptop?

I have a new laptop: Acer Aspire 3, model A315-51-318M. I can enter BIOS by pressing F2 at laptop startup. On the Boot tab there is the Secure Boot enabled and I need to disable it. The problem is ...
Vlastimil Burián's user avatar
17 votes
2 answers
6k views

How do I allow cross-signed kernel drivers in Windows 10 version 1607 with secure boot enabled?

Windows 10 Version 1607 (aka Anniversary Update) is now enforcing the tightened kernel driver certification which was already announced 2015 as a requirement for Windows 10. The new rule is that all ...
gollum's user avatar
  • 456
8 votes
2 answers
5k views

Is there something like a BIOS in Windows 8? [closed]

Is there something like a BIOS in Windows 8? How can I set up the boot device priority? My problem occurs when switching on my computer. It immediately goes to Windows 8 loading screen without ...
Piotr Krysiak's user avatar

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