All Questions
Tagged with secure-boot boot
45
questions
0
votes
1
answer
20
views
Unable to turn on secure boot
The secure boot on my ThinkPad T14 Gen4 is turned off. So, I tryed to turn it on by following the instructions on the Lenovo page.
But then, after saving and exiting, the following window pops up:
I ...
0
votes
0
answers
21
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Can't enable reagentc whatever I do
While trying to enable secure boot in order to upgrade my PC to Windows 11, I used the mbr2gpt tool to convert my disk to gpt, since without doing this, upon enabling secure boot my PC would boot ...
1
vote
1
answer
5k
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Unable to access BIOS after enabling secure boot (no screen output)
I disabled CSM and enabled secure boot on my Gigabyte Aorus b550 AC with a EVGA GTX 1080.
Every time I boot up my machine, it boots straight into Windows (dual-boot system with ReFind as bootloader) ...
0
votes
2
answers
511
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Windows 11 installed on a refurbished HP so that I can't suppress Secure boot mode to boot on USB
I recently bought a refurbished HP Z4 G4 with windows 11 already installed. In order to dual boot, I have to change the bios/UEFI Secure Boot to disable (and legacy to enable). I am able to change it ...
0
votes
1
answer
353
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Delete PK key from terminal when secure boot is disabled
When secure boot is disabled, is it possible to delete the PK key from terminal? I know that to change the keys, you need to enter setup mode. And to enter setup mode, you need to delete the PK key. ...
0
votes
2
answers
8k
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Secure Boot Violation: Invalid Signature Detected, Check Secure Boot Policy in Setup Error - HackBGRT (how to use secure boot with it)
Update - Go to answer for steps.
First off, I am trying to enable secure Boot thus I don't consider disabling secure Boot a solution.
I have a Gigabyte B450M DS3H, with AMD Ryzen 5600 and have tried ...
2
votes
6
answers
38k
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Computer doesn't POST after enabling Secure Boot
I wanted to enable Secure Boot to check if my PC Is compatible with Windows 11, and in order to do that, the UEFI firmware asked me to choose a Protocol/Publisher/Platform key (I don't remember ...
0
votes
0
answers
494
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PC not booting after enabling secureboot in Linux
I tried to Multiboot my Laptop with secureboot enabled, I installed fedora on one SSD and had Windows 11 on the other one. Then I generated a new key for the UEFI. I enabled secureboot in the UEFI ...
2
votes
0
answers
331
views
How does PCIe card vendors sign option ROMs?
If secure boot is enabled UEFI system would permit to run only signed Option ROMs.
I presume PCIe card vendors want their devices to work even if Secure Boot is enabled. Therefore how does PCIe card ...
0
votes
1
answer
170
views
Is it possible to "go back" to grub after booting linux
I am trying to enable secureboot so I can forget about it when switching between windows and linux through dualboot. However, grubs newer versions don't allow mods to be inserted after boot, so I need ...
0
votes
1
answer
1k
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Aptio 2.22 @Asus PN52 - how to enable boot from usb stick and install Linux?
I am trying to install Linux Mint 20.3 from USB stick on my new Asus PN52. USB stick was made with UNetbootin on Linux Mint 19. USB drive and internal NVMe disk - operating system destination - are ...
0
votes
0
answers
3k
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Debian 11 - grub: Secure boot forbids loading module from (hd1,gpt5)/grub/x86_ 64-efi/exfat.mod
When booting up, my screen flashes with a bunch of errors, reporting that some grub modules couldn't be loaded due to Secure Boot, e.g.:
Secure boot forbids loading module from (hd1,gpt5)/grub/x86_ 64-...
1
vote
0
answers
322
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Is it possible to allow only a certain secure USB boot media to boot an UEFI system?
I want to restrict all USB boot media from my system, except for a certain USB boot drive that I declare secure via a certain key.
Is this possible using UEFI/Secure Boot/TPM? Maybe via TPM? TPM gets ...
0
votes
1
answer
1k
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Is there anyway to ignore the CMOS Check during Startup? [closed]
I have broken my CMOS battery seat while replacing the battery, and I want to my pc to Ignore Cmos check during startup.
I have already turned on fast boot, but everytime I turn off the switch, fast ...
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0
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146
views
I have an HP pavillion 1178 convertible and I was messing with secure boot and now my load HP factory default keys button is greyed out
What should I do?
I was trying to install mint and it said to disable secure boot, it was greyed out so I cleared the keys and then the load hp factory defaults keys option got grayed out.
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