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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How to add CD/DVD to boot sequence

I have a macbook pro that dual boots Ubuntu and OS X. When I enter grub on ubuntu with a bootable CD inserted, I don't get an option to load from the CD drive. How can I allow Ubuntu to start to boot ...
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15 views

Cannot Install/Boot Ubuntu

So this is my first experience/attempt with Linux. I have been trying to install Ubuntu v14.04 on an old MacBook Pro 17" 2.4GHz Intel Core 2 Duo. Each time I try to Live-Boot from the USB, I get an ...
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how to remove the only OS ubuntu14, install win8.1

dual win8.1 and ubuntu 14 used well, then I delete the ubuntu partition on disk managerment of win8.1. reboot it. then appears grub and can't enter BIOS, maybe is related to uefi. I accidently choose ...
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stuck in GNU grub with no OS

Linux novice here however I've been playing around with Ubuntu and ultimately came into a bug in 15.04 and wanted to revert back. I decided to install os-uninstaller to completely wipe ubuntu OS off ...
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1answer
21 views

Configuration for green tty's foreground and boot text after grub menu

I have set up my system (Ubuntu 14.10) for a text boot up. I need to configure my ttys and boot in such a way that it shows green font for boot messages and ttys.Right now, after the grub menu(which ...
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Unable to install Grub2 on any drive

Installing Ubuntu-Mate Desktop Amd64 15.04 (same problem with Ubuntu Desktop Amd64 14.10) for the first time, on Dell Studio XPS. Only let me choose an external (USB) hard drive; install partitioned ...
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1answer
21 views

Two windows entries in the GRUB list

everyone. I am not new to ubuntu environment but I use it as a secondary os. Recently, I had to reinstall ubuntu as dual partition to my windows. When I try to customize my grub order, I noticed two ...
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13 views

Reinstall GRUB to partition?

Recently my BCD corrupted, so I reinitialised it from a LiveUSB, and added my Ubuntu partition back to it. Unfortunately the kernel isn't loading, so I thought to reinstall GRUB. The results below ...
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12 views

Installing ubuntu 15.04 the install freezes at installing grub2

I was using 14.04 and tried upgrading to 14.10 and during the install it freezes when installing grub2. So I reinstalled 14.04 and tried again and same problem. I downloaded the 15.04 and tried a ...
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9 views

Newly installed system won't boot, how to disable k10temp from GRUB2?

I just installed Ubuntu GNOME (via the minimal install, as no other Live CDs would boot) on a desktop computer which has an AMD Triple-code Phenom 8450 processor. The issue is, that after one reboot ...
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9 views

Location of grub on gpt partition

As far as i undersood the grub program is located fully in the efi partition if i have gpt partition scheme instead just as a link like it was in the older mbr. So now if i remove linux partition will ...
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9 views

`install-grub` claims that I have multiple partiton labels and that embedding is impossible

I am trying to get GRUB installed on my non-booting desktop computer, but I am encountering several errors. Other sources discussing these errors have ascribed them to either a lack of free disk space ...
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1answer
27 views

Grub Rescue Windows 7 and Ubuntu 14.04

I have an HP Pavilion p7 1010 with 10GB RAM that's dual booted with Windows 7 Home Premium and Ubuntu 14.04. I tried upgrading Windows 7 Home Premium to Windows 7 Professional, and it said that it did ...
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66 views

GRUB2 shows Windows 7 instead of Windows 10

This is a Q&A that I recently have figured out, so I have posted the answer below. After installing Windows 10, every time I get a kernel update or I run the update-grub2 it always shows Windows ...
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14 views

How to install Grub from Ubuntu?

Am new to this. Trying to set up a headless NAS machine. So I created a bootable USB Ubuntu 14.04.3 LTS with persistence and SSH setup using my MacBook Pro. So how do I make it such that when I ...
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27 views

Installing Ubuntu 15.04 after Windows 10

I've got two disks with Windows 10 installed on one of them (sda). I want Ubuntu 15.04 on the other (sdb) with a grub menu to allow me to boot into either. I've attempted this previously ended up with ...
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16 views

Graphic problems in Ubuntu 14.04?

A week I was having a problem booting into Ubuntu. The symptoms were as follows :- Unable to shutdown Ubuntu Missing mouse for a few seconds after boot Laptop must undergo a force restart after a ...
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22 views

Dual booting Win 10 / Ubuntu - Even after Boot Repair twice, it doesn't boot to GRUB

I have a Lenovo ThinkPad Yoga 15 and as the title says, I want to dual boot this distro alongside Windows 10. Thing is, I've been having a problem with the boot order. It always goes into Windows 10 ...
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2answers
8 views

How can I install Ubuntu onto a software RAID 10 array?

I'm planning to set up a low-traffic server using RAID 10 with four disks. I'd like to have Ubuntu 14.04 installed onto that RAID array. I've seen plenty of guides explaining how to set up RAID 10 ...
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2answers
76 views

Ubuntu 14.04.3 LTS with Windows 10 UEFI GUID custom installation

I have used Ubuntu for many years and someone gave me a computer with Windows 8, later updated to 8.1 and, finally, to 10. The thing is I want to install Ubuntu LTS (14.04.3) alongside Windows 10 ...
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19 views

Ubuntu 15.04 with Windows 10 - Windows' system choose screen?

Is there any option to install Ubuntu 15.04 with Windows 10, but without GRUB - with Windows' system choose screen?
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1answer
25 views

Grub boot corrupted after installing Windows 10

I know this question has been asked several times but all the solutions I found googling didn't work at all. I am not sure if this is a grub issue or windows 10 issue. So, I had a disk with Ubuntu ...
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1answer
42 views

Windows 10 does not boot from GRUB

I have a problem. I have installed Windows 10 on /dev/sda1 an Ubuntu 14.04 on /dev/sda6. I use GRUB as bootloader but (I don't remember since when) when I choose Windows in the menu it does not boot ...
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13 views

Getting grub to detect ubuntu installation

I realize there are probably many questions about this topic already, however, I can't find a solution for my specific problem. I have an ubuntu gnome installation which I don't want to reinstall, ...
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14 views

Ubuntu 15.04 Boots to a blank screen after Enabling Virtualisation in BIOS

I had dual booted my pc with Windows X and Ubuntu 15.04 I happened to enable the Intel Virtualisation flag in BIOS, and found that the PC does not boot into Ubuntu as after the grub2 screen, after ...
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17 views

How to delete triple boot Ubuntu 14.04 Mint 17 & windows 10? [duplicate]

I have installed windows 10 ubuntu & mint on my pc now i want to remove ubuntu and keep linux mint & windows. so how to delete ubuntu? what will happen with mu GRUB & MBR if i delete my ...
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53 views

Directly booting into Windows 10 after installing Kubuntu 15.04. No Grub menu

I installed kubuntu 15.04 in UEFI mode (since my windows 10 was also installed in that mode), but instead of showing the grub menu while starting up, the system is directly booting into windows 10. ...
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13 views

Dualbooting - lost Grub

I am dual booting OSX Yosemite and Xubuntu 15.04 on my macbook pro 11,2. Anyway, after the install, the macbook boots directly to xubuntu. if i want to boot to OSX, i have to press the ALT key. Is ...
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17 views

Help With the grub menu

Alright here's my situation. I bought a laptop with windows 8.1 already installed in it. I dual booted it with ubuntu 15.04. It worked perfectly fine. Then i upgraded it to windows 10 and then when i ...
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1answer
29 views

What is help command in grub rescue mode

I tried ?, man and help but these commands did not give me any help. I am looking for a command to show help in grub rescue mode
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24 views

Ubuntu 14.04 Grub [duplicate]

I want to modify /etc/default/grub to make the default timeout 0 then run sudo update-grub or sudo grub-mkconfig -o /boot/grub/grub.cfg Neither does the job any ideas?
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1answer
18 views

Cannot see Boot Screen on Ubuntu 15.04 running on Virtualbox

I have installed Ubuntu 15.04 on my laptop. Inside that, On virtualbox i have installed another ubuntu 15.04. I see the ubuntu logo during the boot on the host but on the guest I see the message ACPI ...
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99 views

'Upgraded' to Windows 10 on dual boot, and can't boot to Ubuntu partition

I recently updated my windows 7 to 10, and destroyed grub in the process. I ran Boot-Repair on a live CD and managed to get the Windows Partition back. However grub still doesn't come up for me. The ...
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23 views

Update grub - Step 5 - MovingLinuxPartition guide

I bought a new ssd drive, and i want to move my linux partition from my old drive to the new one. For doing it, i'm following this guide : But in the step 5, it says: Using gedit, find and ...
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2answers
27 views

Grub is only a command line, and cant see windows

I recently set up linux on my main machine, to be compatible with a research group I'm now working with, as a dual boot with windows 10. After instillation, grub comes up as a command line, and ...
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25 views

Grub menu not being shown after installation of kubuntu 15.04

I am using windows 10 ( upgraded from 8.1 ) and I installed kubuntu 15.04 using a bootable usb. I installed this into sda5 with 40GB capacity. I also created a swap partition of 8GB. After ...
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24 views

Ubuntu 12.04 32bit [duplicate]

When I login using credentials , the desktop screen doesn't load after waiting for some time. I have tried using commands sudo apt-get install ubuntu-desktop unity and also tried sudo apt-get ...
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36 views

Having trouble adding android 4.4 r3 to grub [duplicate]

I have installed android x86 4.4 r3 on a separate partition from Ubuntu 14.04.3 and Windows 10. My /etc/grub.d/40_custom file is as follows: menuentry "Android-x86" { set root='(hd4,2)' linux ...
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1answer
44 views

How do I access the grub/ Ubuntu after installing windows 10?

After installing windows 10 alongside windows 7 and ubuntu, I cannot access the grub boot menu. It boots directly to windows 10 giving the option to access windows 7 (which is nice) I have tried ...
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i install ubuntu14 on atom z3735e tablet but don't boot HELP ME

i install ubuntu 14(no dual boot) on my tablet with atom z37353 but don't boot:a message say boot failure. the system is 64bit because it function with efi mode adding bootia32 file. the guide said ...
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1answer
26 views

Error adding menuentry Windows 10 after reinstall Ubuntu

I've installed Windows 10 boot on /dev/sda1 but grub2 doesn't detect that as operating system. $ fdisk -l Device Boot Start End Blocks Id System /dev/sda1 * 2048 ...
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30 views

Boot to black screen Ubuntu 14.04

I installed Ubuntu 14.04 and after it finished installing it asked me to reboot the computer. I attempted the reboot, but it sent me to a black screen, no cursor or anything. I turned it off and when ...
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14 views

Could not find kernel image kernal isoliunix/isoliunix.cfg

Since last 5 hours i get tired when i trying to install ubuntu through my flash memory and finally i surrender i trying all the solution in the google but nothing work i download Ubuntu 14.04.3 LTS ...
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1answer
22 views

Dual-booting Windows 8 and Ubuntu with UEFI on two separate drives?

I've already installed Windows 8 in UEFI mode and it is currently running off of one SSD. On another SSD, I want to install Ubuntu GNOME. Is there any sort of special configuration or setting I have ...
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1answer
37 views

Grub2 and os-prober not detecting my Windows 7

I erased my old Elementary OS and replaced it with Ubuntu 14.04. I also have a Windows 7 install on a different drive, which was working fine under Elementary OS (which is based on Ubuntu 12.04) . ...
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18 views

Can't boot Ubuntu, but Debian can, help me please!

I am having problem with boot Ubuntu or any other Ubuntu based OS. After installation is complete I am stucked at black screen. Tried to change grub, activating graphics from additional adapters via ...
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13 views

GRUB - Searching for GRUB installation directory

I have ubuntu v14.04 and with dual boot with windows. I have a lot of command procedures that fall with the following error message: Searching for GRUB installation directory ... found: /boot/grub ...
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1answer
37 views

Hoy do I get my data from Windows 8 back?

I had Windows 8 installed in my HP-PC when I proceeded to install Ubuntu 14.04 to run alongside it. My PC has a 2TB hard drive where Windows 8 and all my data was installed. In order to make the Linux ...
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35 views

Ubuntu live disk stop halt in the boot process

I have just bought a new ASUS laptop for my son. It have pre-installed Windows 8.1. I made my usb-live stick as I use to and tried install ubuntu. It use to be simple. I switch off fast-boot in bios ...
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17 views

Stuck in grub rescue (error: invalid arch-independent ELF magic)

Well, I fiddled a bit with my partitions, now my computer wont boot. I get this message: error: invalid arch-independent ELF magic grub rescue> set gives cmdpath=(hd0) ...