All Questions
Tagged with secure-boot windows-8
26
questions
1
vote
0
answers
43
views
Windows 8 can't override Ubuntu
I had Windows 8 installed on my Asus X5551M, then I installed Ubuntu 14.04 over it. Now I want to go back to Windows 8 to sell the computer.
I created a Windows 8 USB using the exe from the Windows ...
0
votes
2
answers
158
views
Cannot boot win 8.1 without install cd
I've formatted my HP laptop and installed a new win 8.1 from dvd. But now I cannot boot from hard drive unless the install CD is presented.
There's an error message displayed when booting in non ...
0
votes
1
answer
1k
views
Secure boot validation failure loading ext4_x64.efi
My setup:
- Lenovo U510 with preinstalled Windows 8
- UEFI and Secure Boot enabled
- Fedora 20 installed on a new ESP partition
Having two ESPs I wasn't able to boot Windows with grub, so I ...
-1
votes
1
answer
11k
views
Asus HD 7750 - The VGA card is not supported by UEFI driver.
I installed windows 8 on my pc with uefi enabled.
After installing it when i am turning off the CMS and enabling secure boot, i am getting this message.
"The VGA card is not supported by UEFI driver."...
2
votes
1
answer
22k
views
Cannot modify BIOS setting on Asus Zenbook UX31a
I bought an Asuz Zenbbok UX31A with windows 8 a while ago. After I bought it I decided to put windows 7 on it and everything worked fine. Yesterday I updated my bios in order to fix a fan issue and it ...
0
votes
2
answers
2k
views
UEFI vs. ARM TrustZone
I understand UEFI has a Secure Boot feature that is now for all Win 8 (tablets, and smartphones). How does this fit in with ARM's TrustZone for example? Is UEFI like a firmware TPM that can sit as a ...
0
votes
1
answer
3k
views
Dual Boot Linux and Windows 8 on ASUS laptop (Windows 8 Installed)
I'm having trouble locating information on installing linux on a ASUS laptop with Windows 8 pre-installed. I'd like to (1) retain the existing Windows 8 partition since its loaded and configured to my ...
7
votes
3
answers
4k
views
Windows 8 to 8.1 Pro Upgrade SecureBoot Error
I upgraded from Windows 8 to Windows 8.1. I have an Alienware Aurora R4 with the latest BIOS firmware version, A09. Ever since I did the upgrade, I get a watermark on my desktop saying, "SecureBoot ...
4
votes
4
answers
9k
views
How can I disable SecureBoot when my system won't boot?
I recently upgraded from Windows 8 to 8.1 and received a warning that SecureBoot was not properly configured. I proceeded to try correcting this by installing the default keys from the BIOS and ...
1
vote
4
answers
24k
views
Is it possible to make a EFI file to boot Yumi USB flash drive?
2 days ago I've bought an HP Envy laptop, which comes with Windows 8 pre-installed.
Before that I were using Yumi USB flash drive with a dozen of boot options to set-up the computers (e.g. re-...
0
votes
1
answer
2k
views
HP Split X2 - Clean install of Windows 8
I would like to install a clean install of Windows 8 Enterprise on my HP Split X2 (it has the new UEFI/Secure Boot). Thus far all of my attempts have been unsuccessful... I've tried Secure Boot ...
0
votes
1
answer
3k
views
Multi-boot USB using Windows bootloader and UEFI, for WinPE 4.0 and Windows 8 installation
I have a large USB drive that I would like to use to multi-boot several Windows products. The way my project seems to differ from every other thing I have found on Google is that I want it to work ...
1
vote
2
answers
7k
views
Does CentOS 6.4 Support UEFI and SECURE BOOT Fully?
Does Minimal Edition of CentOS 6.4 support UEFI & SECURE BOOT fully?
I want to install it besides Windows 8. Now does it install normally or does it not support UEFI & SECURE BOOT fully yet?
...
0
votes
1
answer
2k
views
Installing Windows 8 from DVD (or USB) - Toshiba
I would like to do a clean install of Windows 8. I do not want to use the OEM stuff or do a Windows recovery. I have burned the ISO to a USB drive and when I boot, hit f12, and select USB I get "...
0
votes
2
answers
4k
views
How to re-sign the Windows boot loader to re-enable secure boot on an HP laptop?
I just purchased a "HP Pavilion 15-B055ca (C7C80UA#ABL) Ultrabook" from my local computer store the other day, as well as an SSD hard drive.
I removed the original 500GB HDD, installed a 120GB SSD, ...