Questions about the Unified Extensible Firmware Interface that finally replaced the BIOS on newer desktops and laptops with the release of Windows 8. UEFI is independent from CPU architectures and supports booting via UEFI with and without secure boot enabled as well as legacy booting via CSM.

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Can't boot Windows 8.1 after installing Ubuntu 14.04

I had a few problems with Ubuntu 12, so i installed Ubuntu 14.04. I had a problems with booting (Ubunut didn't start). I repaired Ubuntu boot with boot-repeair, but i think i destroy Windnows 8.1 ...
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3answers
78 views

Dual boot Install of Trusty Ubuntu on an HP with Windows 8 (64 bit) pre-installed (UEFI supported)

Yes, I have read, many times, "Installing Ubuntu on a Pre-Installed Windows 8 (64-bit) System (UEFI Supported)," and I have read the "UEFI" piece with the subtitle "Installing Ubuntu Quickly and ...
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1answer
12 views

I can't boot into windows: error: unknown command 'drivemap'; invalid EFI file path

I had Windows 8.1 alongside Ubuntu and all worked well. After a problem with my video configs I decided to unistall Ubuntu and I made a fatal mistake: deleted the Linux partition. After that I ...
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0answers
20 views

Boot into windows using grub1.99-21ubuntu3.14

I had a working grub menu list, till I activated express ssd on my ultrabook with both windows 8 and ubuntu 12.04 Now i get a screen showing the minimal CLI mode which Im clueless about. Did try ...
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2answers
3k views

Acer aspire V5-171-6422 dual booting

My laptop has come with WIN8 and secure booting through UEFI (this is very new bootloader for me) I want to natively boot Ubuntu like using BIOS. Can anyone suggest me a way for this? I have read ...
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1answer
15 views

''EFI boot partition'' and ''biosgrub'' partition

Why do I need these? I have installed Ubuntu under a non UEFI (master boot record) and have installed Ubuntu with no 'biosgrub' and it works fine, whereas other times I am asked to make a 'biosgrub' ...
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1answer
55 views

Windows 8.1 does not load while dual booting Ubuntu 14.04 LTS 07/19/2014

I am new to the Linux/Ubuntu world and I am interested in continuing, but from the beginning I am already having problems with dual booting a preinstalled Windows 8.1 with Ubuntu. I have a Lenovo ...
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2answers
9k views

UEFI Dual-Boot - Ubuntu 12.04.3 + Windows 8.1 (One GPT HDD)

UEFI Dual-Boot - Ubuntu 12.04.3 + Windows 8.1 (One GPT HDD) Hello, I'm having trouble setting up a dual-boot (Ubuntu 12.04 LTS and Windows 8.1) in my ASUS K55VM laptop's hard drive disk (500 GB). I ...
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0answers
22 views

Why does System Monitor show two hard drives instead of one? [duplicate]

I had to reinstall Ubuntu twice; is it possible there is still some left behind data? I only have one hard drive, but System Monitor shows as if I have 2? What's with the second one?
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19 views

Ubuntu 14.04 fails to live boot

Back story, skip I recently had a problem where my Windows 7 somehow shut down mid update. I almost never shut down my PC and Windows decided to update itself. Windows 7 was completely dead with no ...
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0answers
29 views

UEFI install (14.04) boots to GRUB command prompt, no GUI [migrated]

I just installed zorin 9 core (14.04) on my Hard-Disk in UEFI mode. But, when I boot, all that comes up is a GRUB2 command line. I've searched for solution and came up with this command configfile ...
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2answers
2k views

Macbook Pro 8,2 Graphics switching - Ubuntu 12.04

I've been reading docs and various pages for a few hours now and can't seem to put all of the pieces together on this. Basically I am trying to get 12.04 installed on my MBP 8,2 with graphics card ...
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1answer
16 views

Removing fallback efi from refind

I've installed the latest refind to manage a ssd partitioned with OSX and Ubuntu. This has been working great and has been set up exactly how I wanted it until a recent dist-upgrade. For some reason ...
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2answers
30 views

How do I install Ubuntu Studio to its own hard drive on a UEFI system?

I have tried this many times over but I can't seem to get this to work for my situation. Basically, I used to work with Linux but now I just use it to edit videos and photos in Ubuntu Studio. ...
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0answers
32 views

14.04 won't run, ubuntu, lubuntu, kubuntu all tried

So originally when asked to upgrade I accepted and 14.04 installer ran fine but when finished and I needed to restart, it would not boot. I tried fresh install of 14.04 with lubuntu, ubuntu and ...
201
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8answers
553k views

Installing Ubuntu on a Pre-Installed Windows 8 (64-bit) System (UEFI Supported)

I bought a computer with Windows 8 preinstalled, but I didn't like Windows 8, so I decided to install Ubuntu as a second operating system. I'm absolutely new to Linux. I have been using Windows for ...
0
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2answers
91 views

Ubuntu 14.04 Windows 8.1 Grub Crashes Install

I've been trying for days to get Ubuntu 14.04 dual booted on my Windows 8 preinstalled laptop with UEFI. My laptop is a Dell Inspiron 15R 5537. I followed a tutorial that had me disable fast start ...
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2answers
36 views

Installed more ram /boot/efi not found… How to fix?

So, I just installed more RAM. Now I can't boot (properly) into xubuntu. When booting I'm greeted with something along the lines of "Failed to load /boot/efi, press S to continue or press M to ...
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0answers
49 views

Dual Booting Ubuntu 14.04 from Windows 8 Issues NO ANSWER ANYWHERE

I'm having so many issues installing booting Ubuntu 14.04 on a machine that I installed Windows 8.1 on first. I created a bootable USB drive, went through the Ubuntu installation setup, and then when ...
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0answers
33 views

Unable to repair GRUB with Boot Repair

I installed Ubuntu on my laptop, which came with Win 8.1 preinstalled, with UEFI of course. So, I disabled secure boot and I installed without much interruption, but I realized that I could only boot ...
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1answer
40 views

Can not boot Windows on Legacy BIOS after installing Ubuntu on UEFI

Long story short, I installed ubuntu while I was watching netflix and feeling very lazy, and may have lost all my windows 7 files. Quick summary: -Windows 7 was installed on Legacy bios and I ...
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1answer
33 views

ubuntu will not boot from hard drive after installation

I made a live DVD with Ubuntu 14.04 for a new Toshiba laptop, Satellite C55-B5200. First I found that ubuntu booted easily, though slowly, from DVD. Then I selected installation from the grub menu ...
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2answers
36 views

Is it safe to install ubuntu in legacy mode?

I think i installed windows with UEFI but either way i want windows gone. I am currently using ubuntu 14.04 LTS from a live usb. When I try to boot in UEFI mode I get a black screen and when I hit ...
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0answers
37 views

No boot option after installing Ubuntu

I just got a new ASUS laptop with Windows 8 preinstalled. When I installed Ubuntu, everything went smoothly but when I restarted it, it booted into Windows. I checked the boot options in the UEFI BIOS ...
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1answer
17 views

Installing EFI to Raid 1 using partman and seed file, on both drives

So my question is, Is it possible to install the EFI partition onto both drives when doing a seed install on Ubuntu? That way if one drive goes, the relevant efi partition/data is there on the second ...
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6answers
7k views

13.10 on vaio pro with UEFI

I tried to install Ubuntu 13.10 on my vaio pro in UEFI mode but it failed (i.e. when I reboot, Ubuntu is not detected). So I installed boot-repair in a live session and used the recommended repair ...
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4answers
3k views

How to fix dual-booting Windows 8 and Ubuntu 14.04 on a Sony Vaio?

I am currently trying to install Ubuntu 14.04 on a Sony Vaio that came pre-installed with Windows 8 in (I understand) UEFI mode. And I am experiencing the dual-boot hell. I already tried most of the ...
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2answers
4k views

How to use integrated Intel graphics instead of Nvidia graphics on MacBook Pro?

I am running Ubuntu 12.04 64bit on MacBook Pro 15" 2010 (MacBookPro6,2) and I would like to use the integrated Intel graphics instead of the dedicated Nvidia graphics Ubuntu boots with on this ...
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2answers
69 views

Dual Boot Windows 8 - Ubuntu 14 : GPT destruction with GDISK, computer no more starts

I just bought a new ASUS computer with WINDOWS 8 pre-installed (so UEFI and secure boot activated) and it is no more working since I did a mistake with GDISK: I wanted to install UBUNTU alongside ...
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6answers
20k views

Disabled Secure Boot and Enabled UEFI for dual-boot on Acer?

I have an Acer Aspire M laptop, which comes preinstalled with Windows 8, so it has this new UEFI stuff. To get the Ubuntu LiveDVD running, I had to disable the UEFI completely and switch to legacy ...
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6answers
152 views

EFI Dual Boot Windows 8.1 and Ubuntu 14.04

I have installed Ubuntu 14.04 LTS in a dual-boot config with Windows 8.1 following the tutorial: http://ubuntuforums.org/showthread.php?t=2227580 (I added an ext4 /home partition.) Even after step ...
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1answer
21 views

BIOS Corrupted After A Failed Suspension

Currently typing from a friend's Wii. My HP 2000-299WM laptop stalled while suspending one night, so I forced it to shutdown with the power button. Now, initial HP splash screen is blank, and leads ...
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3answers
4k views

Ubuntu LiveUSB doesn't recognize my Windows 8 installation

I have a laptop with UEFI (secure boot disabled) with Windows 8. I am trying to install Ubuntu 12.10 or 12.04 along side Windows 8 on my primary hard drive, which uses GPT. I am only presented with ...
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5answers
9k views

How do I get my HP laptop to boot into grub from my new efi file?

I have an HP Pavilion Sleekbook 14 laptop that I have installed Ubuntu 12.10 dual boot with the original windows 8. I used boot-repair to get set up to boot into grub. My issue is that I have not ...
0
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1answer
190 views

Installing Ubuntu in EFI mode Cant go beyond GRUB Menu

I created a LiveUSB of Ubuntu 12.04.3 LTS using Pendrive Linux. Created a separate 30GB partition using Windows 8 Disk Management Disabled Secure Boot (Didn't find an option to disable EFI boot) ...
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1answer
2k views

Stuck in GRUB COMMAND LINE hell

I installed Ubuntu, but when I boot I go straight to Grub rescue command prompt (GNU GRUB version 2.00-19ubuntu2.1). I can get a Grub boot interface by typing: set root=(hd0,5) set ...
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votes
2answers
58 views

What filesystem should /boot be?

I recently decided to set up my custom built system to be Linux only and I manually set up /boot, /, and swap partitions with /boot and / being ext4 filesystem types. Upon completing installation of ...
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0answers
74 views

Problem cause when install/try ubuntu from USB; got squashfs errors on Dell Inspiron 11

It looks like Squashfs errors were prevalent in the past but I haven't seen much recently. I'm using a Dell Inspiron 11 3000 with Windows 8.1 pre-installed. I turned off fastboot, secure boot, still ...
1
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3answers
4k views

UEFI Partitioning for Dummies

I have been reading/researching for hours now on how to partition for a UEFI enabled, secure boot windows 8 system. The language used is a bit above my head though and some steps seem to be skipped ...
1
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1answer
35 views

I'm using the 64 bit ISO of Boot Repair to deal with UEFI. What do I do in Advanced Options to continue?

I followed this: Boot repair asking for 64 bit iso - what do I do with it? And I was able to do almost everything in it. I'm stumped at this point: "you have to give the partition where EFI files ...
2
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1answer
4k views

Ubuntu 13.04 UEFI problems

Note: I've had problems with all variants of *Buntu EDIT: Tried Ubuntu Gnome 13.04 and it just hangs during UEFI boot, just a black screen I can type on til it freezes. EDIT 2: Tried Lubuntu 13.04 ...
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1answer
3k views

file error /boot/grub/i386-pc/normal.mod trying to repair boot, live dvd install probleml

I have seen that there are a lot of threads about this problem. I had Windows 8 installed on my series 3 samsung i5 computer and I tried to install ubuntu 13.04. This is what I did: Because of the ...
2
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3answers
3k views

Install problem on UEFI, Windows 8 new desktop

I just bought an HP desktop, p6-2326s, which has windows 8 installed. I have tried booting a Ubuntu live disc but the machine won't boot it. When I bring up the UEFI boot menu it offers a selection ...
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2answers
695 views

Unable To Install Ubuntu 13.04 on Alienware 17

So I go to boot Ubuntu from USB and I get to the Ubuntu boot screen, but when I go to install it I get a black screen but I hear the sounds. My computer uses UEFI with secure boot; when I turn it off ...
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votes
2answers
4k views

How can I install Ubuntu 13.10 on a Samsung ATIV Book 9 Lite? (screen turns off)

I already tried to with install Ubuntu 13.10 on my Samsung ATIV Book 9 Lite with the UEFI and CMS OS option in the BIOS, but I still have the same problem. I'm trying to install Ubuntu 13.10 from a ...
0
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2answers
3k views

How can I install Ubuntu on my MacBook Pro without EFI interference?

I have a late 2011 macbook pro, that I bought in early 2012. Is it possible to cleanly install ubuntu without the irritating EFI mac 'shell' surrounding the install, making the mac boot sound and ...
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2answers
77 views

Is disabing Secure Boot needed for Ubuntu 14.04 dual-boot with Windows 8 UEFI

I've read some guides on dual-booting Ubuntu and Windows 8, but all of the guides I have read are about older versions of Ubuntu. They recommend disabling Secure Boot because there is a bug in the ...
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0answers
27 views

Installation of XP after Ubuntu with Ubuntu installed first [on hold]

If there is a post which handles this you may give me the link. The problem : I have an HP pavilion 15 n013tx laptop with 4GB RAM, UEFI BIOS and Windows 8 preinstalled(actually it was... now I ...
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2answers
9k views

Grub EFI entries and Boot-Repair

I installed Ubuntu 12.10 on a Dell laptop with OEM Windows 8 on it. At first, my Grub menu didn't show at all, so I changed the /etc/default/grub file commenting the line GRUB_HIDDEN_TIMEOUT=0. After ...
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1answer
139 views

manually installung Grub2 after Windows8.1 update 1

After boot-repair failed to install (both with secure boot disabled and enabled), I decided to try running grub-install manually using the following command. sudo grub-install ...