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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Installation of Ubuntu with windows 8

I´m new on Linux and I have the Problem that i can`t install it on my PC. The PC is original with Windows 8. I don't need the Windows I only want ubuntu on the PC but I am not able to install it. I ...
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1answer
511 views

Mixing Legacy and UEFI boot - WIndows 7 and Ubuntu 13.10

I just installed Windows 7 on an MBR disk (SSD). I tried GPT, but there were a lot of issues. Now, I am unable to boot from Ubuntu USB in Legacy BIOS so I booted in UEFI mode. When I am trying to ...
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1answer
56 views

Can I restore GPT info from MBR ?

I had a problem where my ubuntu installer would not recognize my windows partition, so i looked it up, and someone suggested 'zapping' GPT from my hdd with sudo gdisc /dev/sdb followed by x, z, y, n. ...
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1answer
78 views

rollback GPT after failed 13.10 installation

Upon trying to install Ubuntu 13.10 x64 in EFI mode on /dev/sda8 over an earlier (also failed) 13.04 64bit partition, I selected the partitioning option: "Replace existing Ubuntu 13.04 installation" ...
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1answer
76 views

will booting Ubuntu in my samsung np550p5c-s06in brick it? [duplicate]

i bought this laptop in july,2013... and it was manufactured in march... i wanted to dual boot it with ubuntu (using wubi) and windows 8.1(running now). can it harm my computer? if yes then is there ...
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1answer
113 views

Ubuntu 12.04 installation with windows8.1 pre-installed

I have a laptop with windows8.1 pre-installed. Now I want to install Ubuntu12.04 and don't want to remove windows. I have disabled window8.1 FastStartup. In my BIOS, I can't find fastBoot or ...
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1answer
1k views

efi disk read error and secure boot error before GRUB splashscreen

I have finally got Ubuntu and Windows 8 booting correctly under EFI on Dell i660. However I am seeing error message right before the GRUB splash screen - error: efi disk read error. (x3) These are ...
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1answer
1k 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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2answers
335 views

Dual Boot: Windows 8 is fine, Ubuntu is fine, but will only boot when dvd is in the disk drive

I have a new computer with Windows 8.1 and have gone to work at dual-booting with Ubuntu 12.04.3. I can boot Windows 8 from the grub menu just fine, and Ubuntu appears on the menu and I can select it, ...
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1answer
41 views

What is the role of the following files during boot from live usb?

/boot/vmlinuz-3.8.0-29-generic /boot/vmlinuz-3.8.0-29-generic.efi.signed /usr/lib/linux/vmlinuz-3.8.0-29-generic.efi.signature /casper/vmlinuz.efi /cdrom/preseed/ubuntu.seed /casper/initrd.lz ...
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2answers
414 views

3TB HDD and legacy BIOS

I have new 3TB HDD and motherboard with legacy BIOS. To take advantage of full HDD capacity I have to use GPT partition table. I want to dual-boot Windows 8.1 and Ubuntu 13.10 (64-bit) from this HDD. ...
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1answer
339 views

Ubuntu EFI boot partition and Windows 8.1

I installed on my laptop Windows 8.1 without SecureBoot. After that I installed Ubuntu 13.10 and created partion /boot/efi and now laptop starts only ubuntu. How can I change grub settings to choose ...
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2answers
503 views

Setting Up Dell XPS 14 Ultrabook for Dual Boot

I've just bought an XPS 14 Ultrabook with Windows 8 and I'd like to set up dual boot with the latest LTS Ubuntu, however i cannot figure out how to do it from a USB drive! I've seen this question but ...
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2answers
2k views

Problem Installing Ubuntu on Lenovo Ideapad U330p

I cannot get Ubuntu 13.10 64-bit ISO installed on a Lenovo Ideapad U330p (i5 core, SSD) preinstalled with Windows 8, by using a Ubuntu USB live stick. I tried various live usb creators (the build-in ...
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3answers
933 views

How do I install (to dual-boot) Ubuntu on this UEFI MSI GE40 2OC-218USK laptop?

I have a GE40 2OC-218USK laptop. I am trying to repartition the hard drive to have it dual boot Ubuntu and Windows 8. Nothing but endless problems. I've been progressively turning more and more ...
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1answer
100 views

Does data save while trying Ubuntu 13.10 Booted through EFI on Macbook pro retina (late 2013)

Im trying to make safe and secure bitcoin paper wallets and the only Ubuntu live cd that will work is the 13.10 version ( Ubuntu 12.04 wont boot at all matter what on my new MacBook Retina that has ...
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0answers
276 views

Unable to install busybox-initramfs

I tried to install 13.10 Server to 2x3TB HDD with the following partioning (RAID1 + encrypted root and home) 2 times to following: 256MB EFI-Boot 500MB /boot RAID1 0,95TB / RAID1+encrypted 2TB ...
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2answers
91 views

Boot menu does nor show any option

I have a windows 8 sony vaio computer with UEFI bios firmware. I installed Ubuntu onto my system into another partition. Everything worked except when I wanted to boot wondows 8. The grub menu does ...
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2answers
261 views

Trouble installing Ubuntu 13.10 on UEFI disk

Gurus I am trying to install Ubuntu 13.10 amd64 on a Lenovo M91P thinkcenter. But every post install boot ends up with 1962: No OS found. I want to keep just Ubuntu as the only OS on the host ...
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1answer
83 views

Install Ubuntu on External USB 3.0

I´m Trying to install Ubuntu on an External HD 3.0 of 1TB, UEFI, but I have some issues. So anyone have already done this? I´m pretty sure yes, so can you help me with my situation. Thank you so much! ...
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0answers
279 views

Can't boot Live-CD after Windows 8.1 pro upgrade

I have a Toshiba X75-A7298 laptop. I tried to install Ubuntu when I was still using Windows 8. At that time the LiveCD worked to some degrees. However, I upgraded my system to Windows 8.1 pro. I knew ...
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2answers
379 views

How to reinstate dualboot after upgrading to Windows 8.1?

I had a dual-boot setup of Ubuntu 13.10 and Windows 8 on my Asus Vivobook. Initially the dual-boot setup asked for some tweaking as Windows 8 insisted on being UEFI started. But it worked lateron. ...
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1answer
1k views

Need to add to add “Boot from USB” to UEFI Boot Priority order

I'm trying to replace Win8 with Ubuntu on a new Lenovo IdeaPad S10 with 4gb mem,500gb h/d. Drilling down, I disable "Secure Boot" on the bios boot tab, but the only 2 options under UEFI Boot ...
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1answer
324 views

Installation stuck at xubuntu ubiquity: Setting up grub-efi-amd64-signed - how can I overcome this?

When trying to install Xubuntu 13.10, it always stops at xubuntu ubiquity: Setting up grub-efi-amd64-signed (1.22.1+2.00-19ubuntu2.1) ... It's just stuck there. Nothing is happening, although I ...
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1answer
103 views

After dual boot Ubuntu 12.04.3 on SSD touch screen enabled Win8, cannot boot into Win8 anymore

Requirement: Install Ubuntu 12.04.3 LTS alongside Win8 (hardware is i5 processor with SSD memory with touch screen - sony vaio ultrabook) Solved: Got Ubuntu 12.04.3 installed successfully. Shared ...
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1answer
259 views

How to install Ubuntu along side with Windows 8 in the legacy mode on a acer V5 laptop

Earlier I have tried to install Ubuntu along side with a pre installed windows 8 under UEFI mode , but after repairing the boots I lost both the windows 8 and Ubuntu ,Now I uninstall pre installed ...
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2answers
750 views

13.10 bricks Surface Pro? [closed]

With the following method I was able to brick 2 different Surface Pros with the exact same methods. you shrink your partition on Windows and disable those 2 secure-boot/uefi settings from the ...
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1answer
370 views

GRUB not booting correctly after dual boot install

I followed these instructions to dual boot windows 8 and ubuntu: Installing Ubuntu on a Pre-Installed Windows 8 (64-bit) System (UEFI Supported) I was successfully able to install ubuntu. But then I ...
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0answers
33 views

keyboard issues

would it be possible to identify whether my keyboard issues are hardware or software related? After upgrading my HDD to SSD , some keys stopped working; such as Enter, z, left arrow keys and all fn ...
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3answers
131 views

Do I need BIOS or UEFI installation?

I have a new Asus Zenbook here, and honestly I don't know exactly the model and if it has BIOS or UEFI. When I go into BIOS before booting, I see nothing that says UEFI, and it looks pretty much like ...
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0answers
256 views

xUbuntu 13.10 display not working after install inc. kUbuntu and Ubuntu

I tried installing a fresh copy of xUbuntu 13.10 on my ASRock 970 UEFI mother with a Sapphire R9 280x video card. xUbuntu installs fine but when it loads the OS.. I can see the mouse cursor but ...
0
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1answer
134 views

Are there any issues with installing Ubuntu Linux on a portable hard drive under UEFI Secure Boot?

I just purchased an HP Pavilion 17 Notebook PC 17-e055nr. I wanted to install Ubuntu on a Western Digital 120 GB (WD1200U017-001) portable hard drive, while leaving the Windows 8 installation on the ...
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1answer
320 views

How to insert linuxefi module during boot

I am running Ubuntu 13.10 with kernel 3.11.0-14-generic. Everything was working fine, but then I did a routine software update and the computer would then not boot. Unfortunately, I'm not sure what ...
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1answer
81 views

Does Relinux Support UEFI?

I need to install xnest and a few other things into an Ubuntu 13.10 - Desktop X86-64 live cd, but I have a UEFI Windows 8 laptop. I know that Remastersys doesn't support UEFI, but I'm wondering if ...
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0answers
175 views

Installing Ubuntu to a laptop with SSD

I originally had a Windows 8 operating system from which I tried to switch to Linux via USB installation. My computer's hard-drive became completely wiped out and the only thing that it would boot ...
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0answers
1k views

Ubuntu UEFI Windows 8.1 Dual Boot

I have installed Win8 and Ubuntu side by side before in the past and had issues with booting which were fixed perfectly the first time using boot-repair. This time, I installed Win8.1 and Ubuntu with ...
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127 views

Dual-boot Win/Ubuntu - 13.10 works, 13.04 works not!

So my problem is that I need to install 13.04 and not 13.10. That wouldn't be a problem if the 13.04 version of Ubuntu would just boot the live USB so that I could install it onto the harddrive. ...
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0answers
26 views

Dual boot: Windows 8 and Ubuntu

I am not able to see the Ubuntu OS during the PC boot, and it boots directly into Windows 8. Please see my Boot-Repair info.
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0answers
28 views

Lot of things gone wrong. [duplicate]

My computer came pre-installed with windows 8, i tried to install ubuntu, but ubuntu shows a black screen and a little sound after a purple screen (literally can't do anything) and my option to boot ...
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0answers
105 views

Windows 8 - Dell 8700 - First Time Ubuntu Install

I have a Dell 8700 with Windows 8 and I'm trying to have a dual boot option. This is my first experience with Ubuntu or any Linux distro. I'm working with Ubuntu 13.10. I followed the tutorial ...
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0answers
926 views

Problems booting xUbuntu on a USB drive

I'm having problems booting xUbuntu on an ASRock UEFI motherboard I have an following hardware I'm trying to setup with xUbuntu 12.04.3: AMD processor ASRock 970 Extreme 4 AM3+ Motherboard 16GB ...
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2answers
4k views

Ubuntu 13.10 installer/live fails to boot from DVD/USB on UEFI

I have a brand new Toshiba Satellite S50-A that came loaded with Windows 8.1. I would like to live boot Ubuntu from a USB drive, or failing that, a DVD. (I do not want to install Ubuntu on this ...
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0answers
209 views

Can't boot from live usb after boot-repair on 13.10 dual-boot Win 8.1

My problem is that I need to install Ubuntu 13.04 since my installation of the new Ubuntu 13.10 isn't working for me due to unmet driver dependency on 13.10. I've got a dual-boot system running ...
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3answers
732 views

Windows 8.1 upgrade destroyed my Ubuntu machine

I had Win 8 and Ubuntu 12.04 peacefully coexisting on a Toshiba Portege Z935. EFI mode, Grub2, secure boot off, had to use "recommended repair" on Boot-Repair tool to get the boot working after ...
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1answer
215 views

Will Ubuntu work on MSI GE40?

I am going to buy a new laptop and I am thinking about MSI GE40 2OL-276 because of it's power and relatively low weight. But at the same time I am going to use it with Ubuntu. There are not too many ...
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1answer
74 views

How to restore Windows boot option in grub2

I used to have two harddrives sda (Ubuntu 12.04LTS) and sdb (Window 7). I used grub2 to boot between both of them. Then, I did a clean install of Ubuntu 13.10 on sda replacing the old Ubuntu version. ...
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1answer
469 views

Missing Operating System (ubuntu installation error)

I am a novice user of Ubuntu. I had Ubuntu 12.04 LTS and Windows 8 dual operating system side-by-side before in two separate Hard drive (one SSD and other HDD). But My Windows crashed and I decided to ...
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1answer
613 views

Boot Repair Disk not running; No internet access

I was installing Ubuntu 13.04 alongside Windows 8 from a flash drive yesterday. I had installed it next to Windows 7 before on a similar device before and had not encountered any problems. Firstly, ...
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1answer
52 views

convert ubuntu to efi mode from bios mode

I have installed Ubuntu on pre-installed windows 8 laptop. I installed Ubuntu in bios mode. but as my windows 8 is in efi mode I have to convert Ubuntu also in efi mode. so to do this i downloaded ...
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1answer
995 views

How to safely move/remove EFI partition

My laptop came with Win 8 preinstalled. When I installed Ubuntu originally, I had the guided install wipe out Windows for a Ubuntu-only system. However, this ignored my SSD and installed only to the ...