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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Sony VAIO keyboard only responding after suspending the device/restarting the X-Server

As the title says, the built in keyboard on my Sony VAIO SVE1712V1EB does not respond after booting. Neither it does in GRUB. However when I suspend the computer / restart the X-Server, the keyboard ...
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“Disk space full” - Linux Mint as Dual Boot on UEFI Windows

I'm trying to install Linux Mint 17.1 in UEFI mode on an Asus PC with Windows 8.1 preinstalled. The 250GB-SSD with Windows preinstalled is /dev/sdb/. I partitioned 125GB for use with Ubuntu (Linux ...
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2answers
32 views

Why I need several boot partitions (EFI and bios grub)?

I'm trying to understand how to properly partitioning the disk for future Ubuntu installations. The reason: after trying to install Windows 7 alongside Ubuntu, I enabled "Legacy mode" on my HP ...
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1answer
5k views

How do I EFI boot Zenbook Prime UX31A from built-in card reader?

How do I EFI boot Zenbook Prime UX31A from built-in card reader? Ubuntu Live 12.10 64bit has been copied onto an a SD card which I'm trying to boot from. When I power on my Zenbook and press ESC for ...
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1answer
283 views

Why does UEFI installer not run on my EFI machine?

Have been working on building a multi boot system using EFI. This EFI capable system can not boot Ubuntu or any other installation media using EFI with the only exception being Windows installation ...
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1answer
305 views

Unable To Install Grub/EFI For Lubuntu

I'm trying to install Lubuntu 13.10 X86-64 on my laptop, but it's not working. Lubuntu itself installs fine, but at then end when it tries to install grub it fails and doesn't write anything to the ...
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12 views

Too many UEFI Boot entries ATA HDD, ATA HDD1, ATAPI CD1 ATAPI CD2

Windows 8.1 and Ubuntu 14.04 dual UEFI boot. My notebook only has one disk device. The Grub 2 entries are normal with only Windows and Ubuntu entries. However, when entering BIOS setting, I can see ...
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1answer
13 views

Trouble Uninstalling GRUB

I recently uninstalled Ubuntu after having dual-booted Ubuntu and Windows. Now when I boot normally, I reach a screen that simply gives me a grub prompt. I can get to Windows by booting, pressing F11, ...
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25 views

Issues booting into ubuntu

So, I cannot get ubuntu to boot on my laptop. What happens is I put in my flash drive and change the boot priority and the normal screen of "try ubuntu before installing" appears. That is what I ...
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2answers
1k views

Ubuntu 14.04 single-boot with UEFI-mode enabled

I recently purchased a Dell Vostro 5470 with a pre-installed Windows 8 OEM on a HDD 500GB. Now I'm trying to replace the HDD with a Sandisk SSD 240GB as my main disk (next step will be use the HDD ...
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1answer
18 views

How to recognize and delete Ubuntu partitions from Windows 8 Dual Boot Machine?

About a year ago I installed Ubuntu 13.10 side-by-side with Windows 8. A few weeks later I updated it to 14.04 (only so I could stop seeing the "available updates" message) and I updated my Windows 8 ...
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55 views

Installing on a MSI GS60 2QD - Bootloader and wifi drivers question

I just bought myself a new laptop, the MSI GS60 2QD Ghost. It comes with Windows 8.1 pre installed and the new UEFI software instead of the old BIOS. I've read a lot of threads about how to set up ...
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2answers
48 views

Enter BIOS from Ubuntu 14.04 (Ideapad Yoga 13 - Novo Button)

I changed the BIOS settings in my Lenovo IdeaPad Yoga13 running Windows 8.1, as I was having difficulties in installing Ubuntu 14.04. In the process I also changed the UEFI to LEGACY. Later Ubuntu ...
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0answers
26 views

Installed Ubuntu 14.04 alongside OEM Windows 8.1 — cannot successfuly manipulate Windows Boot Manager

None of the previous questions or guides have been successful for me after a long day of trying. My laptop came with Windows 8.1 installed and is UEFI. I installed Ubuntu alongside it and can get ...
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27 views

/boot partition problem when installing Ubuntu

The partition table format in use on your disks normally requires you to create a separate partition for boot loader code. This partition should be marked for use as "EFI boot partition" and should ...
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1answer
54 views

Boot 32-bit Ubuntu 14.04 from USB Stick on Windows 8.1(64-bit)

So I have a3 32-bit Ubuntu image file and I want to boot it from my USB stick. I have already made a bootable stick but whenever I go into my UEFI menu and Choose 'Use a device', I see nothing. Is it ...
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14 views

UEFI and Ubuntu install bootloader

Can someone give clear instructions as to how I am to install Ubuntu and boot it via UEFI. I just bought a new harddrive from scratch. I have GParted on a usb stick Also Ubuntu on a usb stick This ...
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How do I create a live USB installer for UEFI/EFI systems that reads and saves persistence changes?

I have a 16 GB USB stick which runs a live boot of Ubuntu 14.10 with antivirus software installed which (obviously) needs to be kept up to date as I use it to boot and clean infected Windows machines. ...
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14 views

Has the bootoption “acpi=noirq” any disadvantages in permanent use? Help me with debugging acpi pls

I am using Ubuntu for a while now and I have an average knowledge of it, I thought so ;), but have a problem I cant solve alone. I did a lot of research, but now I cant find an other solution and I ...
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3answers
57 views

Can't boot LiveUSB in Windows 8.1

I am attempting to dual boot my HP machine that came pre-installed with Windows 8.1. I am trying to dual boot it with Ubuntu Gnome 64-bit version. So far, I have disabled fast startup from Control ...
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1answer
22 views

Creating a windows 7 bootable USB drive to boot UEFI? I've tried EVERYTHING

this is my first post and I apologize if it's in the wrong place. So I am trying to install Win7 from the x64 .iso form DigitalRiver in UEFI so it can use GPT partitions. I used Unetbootin to create ...
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1answer
31 views

problem in installation of ubuntu in virtualbox :(

i was trying to instal ubuntu 32 bits in virtualbox but i coudn't an error occured he said :"this kernel requires an x86-64 cpu but only detected an i686 cpu unable to boot plz use a kernel ...
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1answer
7k views

“This computer currently has no detected operating systems.”- Ubuntu 14.04 install Windows 8.1

I tried to install Ubuntu alongside windows 8.1. I disabled secure boot and made sure UEFI was enabled and moved the DVD above Windows Boot manager in the boot order. But the Ubuntu installation still ...
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A few questions about booting gnome ubuntu in bios boot mode

I have installed gnome Ubuntu in legacy BIOS mode. When it boots there are lots of times where it seems to switch the display off... like when you first see the grey plain Ubuntu gnome boot screen, ...
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Installing Ubuntu 12.04 on laptop(Zenbook UX303) with UEFI (NON-DUAL BOOT)

I do not wish to dual boot. This is different from the majority of the people here. What steps must I take to do this, I want rid of Windows. The documentation on UEFI is very confusing. I would like ...
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2answers
5k views

Ubuntu on Samsung series 7 Chronos. Advice please?

I just bought a refurbished Samsung series 7 (NP700Z5C). I got a great deal on it from Best Buy so that's why I went with it. My intention all along has been to remove windows 8 completely and install ...
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1answer
20 views

Ubuntu cannot see disk partitions when installing

I've got Toshiba Satellite U50t-A-10H with Win8.1 installed, UEFI, HDD 750GB + 32GB SSD cache. I'm trying to install Ubuntu on it. I've split my disk, made 200GB free unallocated space and booted ...
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1answer
55 views

Windows not booting anymore after using easyBcd

I decided to install a dual boot on my windows 8.1 machine. Everything was working fine, but I had the unattractive grub booting option. I wanted to have the good-looking graphical windows boot ...
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0answers
242 views

How to Install Ubuntu with Only Core Packages?

I would like to install Ubuntu on my laptop and have set up the necessary partitions like this: / EFI System Partition /var /home To create the EFI System Partition, I made a 512 MB FAT32 partition ...
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14 views

Any intuition into how I've messed up? UEFI dual boot woes, Win7 and 14.10

there. New poster long time lurker. I haven't used Ubuntu since Natty; forgive me. I recently burned an ISO of Ubuntu x64, and thought I'd dual boot with Win 7; My system has a spare HDD, so, I ...
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31 views

Dist-upgrade in Ubuntu 14.10 tries to remove grub-efi-amd64

A recent security (?) update in 14.10 Utopic Unicorn caused "apt-get dist-upgrade" in Ubuntu 14.10 to try to remove package "grub-efi-amd64", and replace it with package "grub-pc". I use grub-efi to ...
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0answers
49 views

Windows isn't booting after trying to install ubuntu 14.10 (Dual Boot) [duplicate]

I was installing Ubuntu 14.10 (dual boot) on my Lenovo G500s (Windows 8 pre-installed) but the installation failed. I selected the Windows UEFI partition as the Ubuntu EFI partition and the ...
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3answers
11k views

How to install Ubuntu server with UEFI and RAID1 + LVM

I used to install my servers with LVM over software RAID1, and grub install on the MBR of both drives. Now I have an UEFI server, and the compatibility (BIOS) mode does not seem to work. So I went ...
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2answers
67k views

Install Ubuntu next to Windows 8 (UEFI dual boot)

Windows 8 is already jnstalled in UEFI mode on an Asus g55vw laptop. Sad but true, I need it - for now. Downloaded the last version of Ubuntu 12.10. Made a bootable CD from the iso-file. Reboot in ...
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1answer
47 views

Install Ubuntu 14.04.1 64-bit onto an Acer v11 touch

This is a very brief question with a very long intro, which I've provided for context. LONG INTRO I have recently been trying to install the AMD 64 bit version of Ubuntu 14.04.1 onto my Acer V11 ...
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8answers
823k views

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

I bought a computer with Windows 8 Pre-Installed, 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 ...
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0answers
14 views

Grub not responding

I ran into a problem after installing Ubuntu without rEFInd on my Macbook Air 2013 11". I used my macbook's own bootloader to install it, and everything worked fine (I could use the USB drive to boot ...
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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
863 views

ElanTech TouchPad NOT detected as PS/2 in EXO NIFTY 7385

My touchpad is not recognized (is not present in the xinput list) as a PS/2 device or a USB device after installing Ubuntu 14.04. My computer is an Ultrabook that I bought with Windows 8, the touchpad ...
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2answers
3k views

Can't access BIOS and installing a windows hard drive

Built new computer: AMD FX-8320 Eight-Core Processor × 8 9.7 GiB RAM Graphics GeForce GTX 650 Ti BOOST/PCIe/SSE2 Ubuntu 13.10 64-bit Desktop Computer 1 TB HardDrive BIOS Type, UEFI BIOS ...
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0answers
79 views

How to try ubuntu live image on acer iconia w4-820 Win 8.1 tablet?

I have Acer iconia W4-820 windows 8.1 tablet which is an UEFI boot device. its secure boot is enabled. I dont know anything about UEFI hoe to play with it. I just want to try ubuntu desktop images on ...
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0answers
1k views

cant install ubuntu on new asus g series laptop

I can't seem to install Ubuntu 12.04 LTS or 13.10 on my new Asus G750JM-DS71 gaming laptop. I've been using Linux and Ubuntu for my professional work for years and I've never run into such a ...
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Problems installing Windows 7 over Ubuntu [duplicate]

I am new to Linux. My problem is that when I try to install Windows 7 from USB I go straight to GNU GRUB menu or something like that (again I am new to Linux). When I access the UEFI (BIOS) and ...
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1answer
32 views

Problem with grub Ubuntu 14.04

I have just installed Ubuntu 14.04 on my PC and when I restarted the PC it told me that it does not have any Operating Systems installed, ok, so I tried to reinstall grub with the Ubuntu live CD ...
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1answer
4k 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 ...
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2answers
43 views

Official Installation Documentation?

Is there an 'Official Ubuntu Linux Documentation' Page on the topic of (How to correctly go about) Manually Partitioning for an UEFI install of Ubuntu 14.04 LTS (and later) During the “Something Else” ...
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1answer
31 views

My laptop doesn't recognize its internal disk as bootable. How do I fix this?

I bought a Toshiba Satellite and installed Ubuntu using a homemade liveusb, choosing to use the entire HDD and set up an encrypted LVM in the process. The installer finished with no errors, but the ...
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0answers
27 views

Trouble installing ubuntu from live usb on a windows 8 laptop

I have an asus laptop with windows 8 preinstalled on it. I dual booted it last year and everything worked. then the windows 8 side totally crashed. if it lets me in at all, all I see is the home ...
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20 views

Solid dual boot solution for OS-X and Linux (ubuntu)

What is the best, solid dual boot solution for having OS-X and Linux on the same harddisk on a Macbook Pro? Criterias would be: Usability Robustness of the setup (regarding updates of OS-X etc.) ...
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12 views

Help with dual boot on toshiba satellite [duplicate]

staff. I'd like to make dual boot with Ubuntu on the Toshiba Satellite, where is just installed Win 8.1. On that computer, there is EFI and UEFI system, so i ask you if somebody can give me ...