GRUB2 is the next generation of the GRand Unified Bootloader (GRUB). Ubuntu has used GRUB2 as the boot loader since 9.10 (Karmic Koala). Commonly referred to as simply "GRUB".

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Experimenting boot issues

Hi and thanks for your time I turn on my PC and i get this message in the screen "GNU GRUB 0.97 Minimal bash-like line editing..." From an Ubuntu live CD i installed boot-repair utility, i tried ...
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1answer
40 views

Make grub not show at all during boot

I have a PC with Windows 7 and Ubuntu. I don't use it much but my relatives do. Is there a way to make grub not show at all and boot directly into Windows and when I want I can press a key or ...
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21 views

Installed new kernel on Ubuntu 12.04. How do I start it?

I installed linux-image-3.12.24-031224-generic on Ubuntu 12.04 but cannot find a way to start it. uname -r still says 3.2.0-80-generic. $ dpkg -l | grep linux-image ii ...
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Can I remotely choose and control Grub on an Android device?

This may seem awfully ambitious or like complete nonsense as it probably is. Is it possible for me and others who have dual booted and use Grub to remotely control Grub and select which system to ...
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23 views

Grub install failing trying to dual boot on XPS 13 (2015)

I just purchased a new Dell XPS 13 from the Microsoft Store and installed Ubuntu on it. It seemed to work fine with a few issues that appeared to be resolvable with the last bios update. I performed ...
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2answers
12 views

Remove Grub menu after Dual Booting

I had dual booted my Acer Aspire V with Ubuntu 14 recently to try it out. I followed guides online on how to remove it from my computer. First I deleted the Ubuntu partitions then used a flash drive ...
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1answer
10 views

How to fix Grub Error: Filesystem Unknown?

Techinical Portion: Brand of Computer: Acer Model: ASPIRE 7551-3464 OS: Windows 7 Home Premium, Kali Linux Alright, so this is what's been happening lately. I've taken the liberty of installing ...
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9 views

Select default kernel to boot from “Advanced Options”

GRUB 2.02 I have advanced options entry in grub menu. How can i select the default kernel to boot if it is in advanced options menu?
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1answer
35 views

GRUB not showing Windows 8.1 and Ubuntu 14.04.2 after Ubuntu 14.10 installation

I have Windows 8.1, Ubuntu 14.04.2 and Ubuntu 14.10 on my machine. After installing the last, the GRUB is not showing the first two Operation Systems. I have try to fix this using Boot Repair but the ...
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20 views

Grub install failed --now what?

Fyi: This is my first Linux installation. I have a hp 2000 windows 8 laptop and attempted to install Ubuntu 14.04 64 via a USB stick. All was going very well, but then grub installation failed. I ...
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18 views

Question about moving Ubuntu partition guide step 6: grub-install -d

I've been following https://help.ubuntu.com/community/MovingLinuxPartition and I have a question about step 6. It tells me to run sudo grub-install -d /media/<new partition ...
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1answer
15 views

problem dual-booting Windows with EFI and 2 hard disks

I've searched everywhere for answers to the problems I'm having, and can't find a solution. I hope someone here can help. I have a Thinkpad T420 with two hard disks. The first hard disk is internal ...
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10 views

Boot-Repair cancel itself

Here is my boot info: http://paste.ubuntu.com/10844469 When trying to boot I get Grub Loading Stage 1.5 wait.. Error 22 My workstation has dual boot Vista (sic!) and Ubuntu at least 14 I booted ...
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41 views

Windows 7 screen not displayed after installing Ubuntu

I bought a new laptop with DOS and I wanted to make it dual boot (Ubuntu 14.04 and Windows 7, both 64 bit). I took the following steps to install both systems: Installed Windows 7 OS Windows 7 ...
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0answers
9 views

ata2: link is slow to respond

I bought a new SSD and reviously an installation of Ubuntu 14.04.2 was working on this SSD but it was connected to laptop via USB 3.0 port. Now it is directly on a SATA connection (installed it on my ...
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33 views

How to install ubuntu mate 14.04

I have installed ubuntu 14.04 in two partitions but I now want to remove one partition and replace it with ubuntu mate 14.04. But I dont know how to do that. Please help. Also I have some doubt over ...
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0answers
28 views

How to boot Ubuntu in complete darkness?

Is there a way to load Ubuntu without the splash screen or verbose mode? That means no visual queues or code reporting. Is this possible? Known settings in the grub loader: Verbose Mode ...
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1answer
30 views

u410 SSD BIOS Problems

I am all out of idea, can someone help a newb? I have successfully installed Ubuntu 14.04 on a Lenovo u410 with UEFI on, secure boot on and with optimus enabled but with several issues at hand. I ...
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0answers
13 views

Dual Boot | TRY (hd0,0)! EXT2

I am trying to Dual-boot my HP Pavilion G7 with Windows 7(or 8.1) and Ubuntu (installed first). However each time I go through the process I end up with nothing but a broken Ubuntu boot and a working ...
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4answers
45 views

I deleted ubuntu and now GRUB doesn't boot into windows anymore

I am aware that if you just delete ubuntu, your pc isn't going to work anymore. I followed this guide on how to repair the MBR but it won't work so now I'm doomed. it said to do: -bootrec /fixmbr ...
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14 views

XUbuntu 14.04 with btrfs on SSD

I have a PC with two hard drives: SDD and HDD. On SSD I've installed Xubuntu to BTRFS partition , also I have BTRFS on second drive. The issue is that during boot I'm waiting for a long time (I guess ...
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1answer
17 views

Ubuntu 14.10 wants to install along windows 8 i don't have windows 8 i have 7

Like the title says. I boot from USB and it shows to install alongside of windows 8 the problem is I don't have windows 8 i have windows 7 Why is it telling me I have windows 8 install i only have ...
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1answer
39 views

Unable to shutdown, restart or logout

I am unable to shutdown, restart or logout from my ubuntu 14.04 machine. The screen goes blank, but the system hangs, then the fan begins to run fast. I have to turnoff the laptop by pressing and ...
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2answers
26 views

No operating system found Ubuntu 14.04 Dual Boot

So my laptop is dual booted with Windows 10 and Ubuntu 14.04 on a 240GB SSD (aftermarket). It has worked fine for months. I never use the Windows partition unless I have to, and haven't used it for ...
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13 views

Dual boot RHEL 7 with ubuntu 14.10 installed

I have an old machine with processor Intel(R) Pentium(R) CPU B970 @ 2.30GHz with 64 OS support but does not supports VT and I am doing my RHCE certification in RHEL7 and I want to dual boot my ubuntu ...
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3answers
84 views

Dual booting Ubuntu 14.04 and Windows 8.1

Yet another question on this topic. Sorry. I've bought a new HP Pavilion 15-p239sa with Windows 8.1 installed, and I'm trying to dual boot Ubuntu 14.04. The problem is that after installation of ...
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1answer
33 views

Dual boot: several Windows 7 loading entries in GRUB2 - should I delete any?

The system is Acer Extensa 2510G, and there's only one HDD. This is how the GRUB2 menu looks: Output of sudo update-grub2: The scripts themselves: Windows UEFI bootmgfw.efi: search --fs-uuid ...
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1answer
24 views

Not able to boot to already installed Windows and Ubuntu in Hard drive

I am facing problems with OS booting of my laptop. I had a dual boot Ubuntu 14.04 alongside windows 8.1. I generally work in Ubuntu and one day when I started my system Ubuntu wasn't booting up. It ...
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1answer
22 views

What is the grub configuration file? [on hold]

I am new to Linux and I don't know what the grub configuration file is? Can anybody explain it to me?
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2answers
15 views

Why is my flashcache device /dev/mapper not appearing for the root partition cache? [on hold]

I successfully set up a flashcache for a data partition and am now struggeling with the setup for the root partition. I followed the DKMS README and can either boot into initramfs shell where I can ...
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2answers
31 views

Grub dont shows after windows 8.1 update [duplicate]

I had ubuntu 14.04.2 LTS installed in dual boot with windows 8 with grub2 as boot manager. The problem arose when the updated windows 8 for windows 8.1, now grub is no longer displayed when starting ...
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7 views

Booting Problem after removing old kernels and having run boot repair

Having cleared old kernels, I am unable to boot into Ubuntu 14.04. After a suggestion here, I ran boot repair, which came up with the following URL http://paste.ubuntu.com/10816487. Could someone ...
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1answer
20 views

Why does the screen go dead until I press escape every time I boot up?

I have Ubuntu Studio 14.04, it is the only operating system on my machine. Every time I boot up, the BIOS loads, and then the screen goes dead and will stay that way unless I press ESC, in which case ...
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6 views

How to disable graphics card

Is it possible to disable one of my two graphics card as a grub parameter? And is it possible to disable both graphics cards?
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30 views

Windows to Linux || /boot/grub/i386-pc/normal.mod not found

I am a computer science major and I have been a Windows user since I was a toddler. However after doing a little research on Linux I was intrigued enough by its power and customization to give it a ...
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1answer
18 views

ubuntu14.04 can not enter ubuntu when i choose 'ubuntu' in grub2 menu

I installed Ubuntu 14.04 in hard disk. then after I did update-grub sudo grub-install /dev/sda sudo update-grub After restarting Ubuntu 14.04, grub menu loaded with ubuntu,ubuntu advance,system ...
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2answers
57 views

Grub loader always takes 10 seconds

The default grub loader is always runing 10 second countdown before launching Ubuntu 14.04. This is how it looks in etc/default/grub: GRUB_DEFAULT=0 #GRUB_HIDDEN_TIMEOUT=0 ...
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2answers
28 views

How can I make Ubuntu not mount efi partition by default at startup?

I've a Asus laptop with windows 8.1 pre-installed, I've managed to install Ubuntu alongside it, and for some days it worked fine. Today, out-of-the-blue, Ubuntu just goes black screen and I'm back at ...
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0answers
24 views

Ubuntu installed alongside W8, W8 wont boot anymore, live usb isnt recognized

I think I might be screwed. I normally run preinstalled windows 8.1 on my Lenovo IdeaPad P400 touch, and I decided to try out dual booting Ubuntu 14.04, having never used Linux before. I edited the ...
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0answers
12 views

Grub 2 Running Two Resolutions

I have two monitors, with different resolutions, that I use interchangeably. One through the VGA interface, and the other through HDMI. e.g. When plugged into a VGA monitor it outputs 1366 × 768 and ...
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1answer
13 views

How to install Ubuntu from a network / How to boot a system from a network using grub?

Can Ubuntu be installed on a system which doesn't have any working DVD drive or USB port but it has ethernet port? openSuSE can be installed from network using grub. See this ...
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1answer
24 views

Installing Ubuntu On a Seperate HDD

I was wondering if I could install ubuntu on a 500GB HDD while there are already 2 other HDDs in RAID 0 with windows 8 installed. Any help is appreciated.
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0answers
18 views

In Elemenary os, grub wont load anything but itself [closed]

I am running Elementary OS Freya as the only currently installed OS on my laptop, I have tried to install various operating system via USB and UNetbootin, however my grub for some reason just will not ...
1
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1answer
25 views

Windows, Ubuntu and Grub with multiple disks

I have a laptop with one built-in SSD of 128GB. I use an ultrabay SSD of 256GB instead of my CD/DVD player that I use from time to time. My plan is to have Windows as primary OS on the built-in SSD, ...
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0answers
20 views

baktrack installation stopped, the computer will not boot

this is my first time in the forum. I run a hp laptop with windows 7 and ubuntu on it (lucid lynx I think). I was running baktrack on a usb on this laptop, when I by mistake used the install.sh with ...
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1answer
151 views

How to remove Ubuntu and install elementary (freya stable) alongside windows? [closed]

I already had a dual boot system with ubuntu and windows 8.1. (I'm really new to all this). I wanted to replace my ubuntu 14.04 with elementary freya. So i deleted the ubuntu and "installed freya ...
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2answers
35 views

GRUB remove memtest from boot list

I installed Win 8 and then, Ubuntu. It wasn't showing me Win 8 at the boot screen, so I did grub-update and now it shows it, but I also get 2 additional memtest in the list when I boot up my laptop. ...
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0answers
19 views

Struggling to boot back into windows after installing ubuntu 14.04

I have a question, and hold on, could be a long one. Previously, I have dual booted my computer with linux mint 17.1. I do not know how I bypassed Uefi, but I somehow disabled it. So, previously I ...
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1answer
29 views

Ubuntu doesn't showup while booting

I have recently installed Ubuntu 14.04 along side Windows 8 in my Samsung Series 5 np535u4c notebook in a 52 gb disk called Ubuntu. Ubuntu grub screen showed up inttially (till I booted to Windows ...
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1answer
29 views

Grub unaccessible after windows 10 and ubuntu 14 install [duplicate]

I would like to be able to dual boot on windows 10 and Ubuntu 14. First, I tried to install windows 10 after Ubuntu 14. I was not able to dual boot after that. I know that this is not the best way in ...