The Unified Extensible Firmware Interface BIOS (UEFI) is a specification that defines a software interface between an operating system and platform firmware. UEFI is a replacement for the older BIOS firmware interface present in all IBM PC-compatible personal computers

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UEFI BOOTLOADER with MBR Drive

I turned on my laptop today and it started saying "BOOT Device not found Error 03F0 Hard Disk", I checked my BIOS Setup and it was in UEFI Mode, I tried to boot from CD/DVD in UEFI mode and got same ...
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92 views

Linux install nightmare, now video seems to be broken even during installation

It's a long story but I can't keep these details to myself because I have no clue what's going on, it's pretty weird. I have two hard drives. One had windows, and the other one had nothing, it was ...
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2answers
240 views

How to remove all the boot data created by Ubuntu or Fedora?

I'm trying to reinstall Linux in one of my two hard drives. The problem is something went wrong previously and it seems to have been persisted into a boot sector or something. So now when I try to ...
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1answer
60 views

Physically moving Windows8 UEFI drive to a non UEFI equipped laptop

Moving a 500GB laptop drive from an unavailable deck used UEFI. Moving it to the non UEFI NO CSM booting deck of same manufacture. Drive works fine, I have to reboot the drive and UEFI infected OS ...
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1answer
30 views

Is there a straightforward procedure for creating a boot menu that can load isos on UEFI usb devices?

I have seen exactly one tool that claims to do this, and the documentation is an ungodly mess. Has anybody succeeded? At this pont Id settle for just a serious documentation on uefi boot device ...
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1answer
63 views

Inhibit grub on multiboot with UEFI and GPT

I'm running a multiboot laptop with GPTs. The OS'es include Windows, Fedora, Debian and Ubuntu. Each distro tries to control booting the computer, but each has its own little quirks. For example, two ...
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3answers
1k views

Dell Inspiron 15z-5523 does not boot from hard drive

I'm looking for help with my Dell Inspiron 15z. I have removed all visible and hidden partitions from all the hard drives in the system (SSD and HDD). I have successfully installed openSUSE Linux 13.1 ...
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0answers
867 views

how to disable hard drives in UEFI bios?

sometimes I need to disconnect a hard drive. I have to open my computer and unplug the sata power cable. I am wondering if its possible to disable the hard drive in UEFI bios. I am using asus p8p67 ...
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1answer
155 views

how to make my windows 7 recovery disk bootable?

I am getting this error "bootmgr is missing". did some research on google, the fix is easy, create a windows 7 recovery disk, it should fix that problem. after created the recovery disk, I cannot ...
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2answers
249 views

How one aquires UEFI utilities?

I seem unable to locate any UEFI (EFI) utilities on the web. I am particularly interested in nvrboot.efi as I need to delete duplicate boot manager entry in nvr. Some people mention windows msutil ...
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0answers
237 views

HP 2000-bf69WM doesn't wake from sleep after downgrading to Windows 7

I have an HP 2000-bf69WM laptop that originally shipped with Windows 8. I have since downgraded it to Windows 7 Ultimate x64 SP1. I have installed all the drivers from HP's website for the laptop, ...
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1answer
903 views

Can't install Windows 8 on a UEFI with GPT laptop?

I had Windows 8 (Single language) pre-installed on my new laptop ... and it has lags..i tried to make refresh or reset and it told me that (The driver is locked) So i managed to make a clean install ...
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0answers
295 views

Arch Linux USB Installer Infinite Loop & How to Properly Partition a UEFI Disk Before Installing Arch Linux

I would like to install Arch Linux and am familiar with GParted and its use. However, my computer comes with Windows on it, along with an EFI system partition on /dev/sda2. This seems to be a pretty ...
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0answers
377 views

Cannot boot a Windows UEFI installation with Intel Graphics HD 4000 without CSM

Problem I am attempting to convert my Windows 8.1 Pro installation from BIOS to UEFI. I followed these instructions. However, I cannot boot without the enabling the Compatibility Support Module ...
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1answer
101 views

Can you install UEFI? [duplicate]

From what I've read the UEFI replaces the BIOS. BIOSs can be flashed though, so is it possible to install UEFI on a computer using a BIOS? If it's possible, how to do it? I'm guessing this'd be ...
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1answer
276 views

DualBOOT windows 8 and VHDX

I have Windows 8.1 as main OS in UEFI environment and I wanted to have another Windows 8.1 as a VHDX. I used EasyBCD to add entry for the VHDX but, it didn't boot the VHDX and the boot menu was ...
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1answer
2k 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 ...
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4answers
250 views

Windows 7 refuses to boot when HD with old install is inserted

After buying a new case and SSD we decided to reinstall Windows 7, I had a USB stick laying around from when I had to install it on a new UEFI notebook. This USB stick uses EFI to boot. The install ...
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1answer
1k views

Migrate Windows 8.1 from HDD to SSD Error

I’m trying to migrate my Notebook HDD (Asus q550lf-bbi7t07 with Windows 8.1 OEM) to my new SSD drive (SSD Intel 530 Series 240Gb). I tried to clone the original drive to SSD drive with many tools: ...
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1answer
2k views

Windows MBR broken after a Windows update

My Windows 7 machine was working fine last night. When I booted it up it installed an update and then I started using it... It hadnt restarted since the install of the update so I didnt notice that ...
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3answers
92 views

What is a UEFI?

While installing ubuntu 12.04 LTS on my windows 8 PC, many online tutorials were telling to disable the UEFI. My question is what is UEFI and what is it's use?
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739 views

How can I boot to DOS with a UEFI BIOS? (re: updating BIOS)

I have a Supermicro X9SCM-F motherboard and I'd like to upgrade the BIOS because I'm having trouble installing Windows 8.1 (and apparently I'm on a very old BIOS). However, I can't seem to boot to ...
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0answers
951 views

Install Windows 8 (clean) on Hybrid Drive

I have a Sony Vaio T series (UEFI) that consists of a Hybrid Drive (SSD + HDD). I would like to install Windows 8 on the SSD and keep the Program files and other applications on the hard disk. What I ...
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43 views

Is Firmware Boot Manager critical? Or can it be deleted if you have Windows Boot Manager

I would like to reset {fwbootmgr} because it not linking to {bootmgr} even though in display order Firmware Boot Manager --------------------- identifier {fwbootmgr} displayorder ...
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479 views

Dualboot Fedora 20 + Windows 8 on separate drives

Well hello there, I have a little problem with my dualboot setup. So I decided to dualboot Windows (for gaming-puposes) and Fedora (for everything else), and I also decided to give them separate ...
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1answer
854 views

UEFI installing Fedora 17 after Windows 8

I recently bought an HP Pavilion G6-2313AX laptop which ships with FreeDOS. I first partitioned it with old Ubuntu live disk to partition (I didn't have GParted CD on hand). There was an existing ...
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2answers
12k views

Boot into Windows 8.1 safe mode with UEFI BIOS

My brand new Windows 8.1 computer is dead and only shows a cursor on black screen when booting. So I need to boot into safe mode. I thought F8 would do the trick. Apparently my computer is using ...
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3answers
984 views

Does there exist a native UEFI disk/partition manager?

UEFI has the infrastructure to support complex applications at boot-time. One of the most urgent needs of the hour is a UEFI application for GPT disk management. A lot of partition management cannot ...
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1answer
22k views

How to fix Boot Configuration Data (BCD) for Windows 8 EFI system

I have Lenovo H530 Desktop which comes with Windows 8. I tried to install Ubuntu on the system and ended up messing something on my way. Current status is my system won't boot into either one of them ...
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2answers
280 views

what is the purpose of UEFI SecureBoot?

I heard that new computers will have a "secureboot" feature built in, and that it's supposed to keep "unsigned code" from booting. I haven't seen any issue with a possibility to boot the wrong OS,as ...
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0answers
98 views

How do I find the storage capacity of the E²PROM chip on my motherboard? How much space is needed for UEFI to be implemented?

I'm looking at a solution for upgrading BIOS to UEFI on a motherboard that doesn't natively support UEFI. Another user, Rod Smith, replied to a question as to how this would be done stating: "It's ...
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2answers
223 views

How are the initial boot files found in UEFI

I was curious and poking around my Windows 8 system. Per Wikipedia's entry on UEFI Boot loaders can also be automatically detected by the UEFI firmware, to enable booting from removable devices. ...
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2answers
11k views

Installed/Updated Windows 8 UEFI after Ubuntu - Restore GRUB

So, I had a laptop with Windows 8 OEM copy obviously installed in UEFI configuration with GPT partitioning. A little while ago I installed Ubuntu 13.xx(the latest one) alongside it and GRUB ...
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1answer
186 views

rEFInd takes 10 seconds to load

I have a Lenovo ThinkPad T430 (Core i5, Ivy Bridge). I converted my system from BIOS-MBR to UEFI-GPT. This worked perfectly. I have rEFInd configured to load both Arch Linux and Windows 8.1. This ...
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3answers
2k views

Windows 8.1 UEFI x64 is not able to boot-up UEFI Images

The question appeared after asking this one. It seems that the Win8.1 UEFI x64 Boot Manager is unable to boot anything other than the windows itself (winload.efi). Trying to launch any other UEFI ...
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1answer
10k views

Repairing Windows 8 EFI bootloader after installing Fedora 20

Background System is self built, so no OEM stuff. Windows 8 was installed first, hard drive was also newly set up as GPT. Later on, I installed Fedora 20 which installed GRUB on a BIOS Boot ...
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1answer
1k views

Confusing BIOS and UEFI

I've just bought an Acer Aspire E1 (572) laptop four days ago, and ran into that UEFI/BIOS problem. It was shipped with Linpus Lite OS by default. I had it installed a Win 8 pro on it, after ...
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4answers
4k views

Installing Win 7 To GPT and Why My UEFI Mobo Won't Boot From CD Unless In Legacy Mode

Double whammy question comin' at ya: Firstly, my UEFI bios on my Acer laptop absolutely refuses to boot from CD/DVD unless I revert to legacy mode. Disabling secure boot and leaving UEFI enabled ...
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1answer
3k views

Windows 8.1 UEFI x64 & Windows XP x64 Dual-Boot

I want to add option to boot in XP into the Win8.1 boot menu. So I have 2 drives: On the first one I have installed Windows 8.1 x64 UEFI; And on the second - Windows XP x64. Following is what I ...
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2answers
467 views

Fedora 19-1, Aptio UEFI and non-CSM Boot

I'm trying to install Fedora 19 on a UEFI computer. The laptop is an ASUS Q500A with Aptio UEFI (firmware or BIOS) version 208, GOP 3.0.14.1015 (Aptio is American Megatrends). I downloaded the latest ...
2
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1answer
1k views

How many EFI System Partitions (ESP) can a computer have?

I'm trying to set up dual/multiboot on an UEFI laptop that came with Windows 8 installed. I'd like to operate with Secure Boot enabled. I can install/configure OS'es with SecureBoot disabled (but I ...
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1answer
67 views

Virtual Machine UEFI can't type “\”

I am trying to install SteamOS in Oracle VirtualBox. I know how to do it but in the UEFI, it won't let me type "\" it lets me type any other character but not this. Any ideas?
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0answers
1k views

Tails “clone” LiveUSB wont boot

I'll try to be as clear as possible. I did install Tails to a USB, then I cloned it over another USB and thats where the problems started. The "clone tails usb" won't start in my laptop. I did try ...
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4answers
13k views

Cannot install CentOS 6.5 using UEFI usb boot

I am trying to dual-boot CentOS 6.5 on my desktop that is currently running Windows 8.1. I have two storage devices: an SSD that has my Windows installation, and an HDD that has all of my data. Both ...
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2answers
1k views

Accessing CentOS installation

I use an SSD as my boot device, and I have a HDD that I use for data. Both drives are set up using GPT/UEFI. I installed CentOS to its own partition on the HDD, and I have Windows 8.1 installed to the ...
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2answers
7k views

Getting to BIOS on the Lenovo IdeaPad U530 Touch in order to install Arch Linux

I have a Lenovo IdeaPad U530 Touch with Windows 8 preinstalled. I tried to install Elementary OS, but discovered that the WiFi support wasn't there, so I decided to switch to Arch Linux. The problem ...
2
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0answers
834 views

Dual Boot Windows (any Version) + Linux (any Distribution) with GPT/UEFI, full system encryption and shared partitions

I didn't think that my requiremetns were too special, but my search really didn't yield too many results, so I still got some quesitons unanswered. Basically I'm getting new hardware and will do a ...
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4answers
1k views

Linux on external drive / UEFI

I'm stuck on a problem : I want to make my external USB3 HDD self bootable. For now I must go through UEFI boot option. Explaination of my setup: I have a Win8 Asus Laptop with UEFI. I have ...
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1answer
13k views

Partition Issue with Windows 8.1 Installation

I bought a brand new machine and I wanted to install Windows 8.1 on a single 4TB HDD. I want to partition the drive using the following layout: Drive 0 Partition 1: System Reserved - whatever the ...
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0answers
215 views

How to install arch with EFI and change system to ubuntu

This question is weird. The only Linux distribution working on my MSI GE60 with windows 8 and Uefi is Arch. I cannot install other distributions because I get a black screen on install. My problem is ...