A bootloader is a small program that gets executed at startup time. The bootloader loads data and other startup process into RAM where they can be executed.

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2answers
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Ubuntu 12.04 Bootloader failed to install

Sorry about the excessively long question, but I figured giving more information would be better. I recently bought a new desktop for myself, running Windows 7. It has two hard drives, and I wanted ...
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1answer
18 views

if linux bootloader overwrites windows bootloader then how does it perform chainloading because there is no more a bootloader for windows now?

i cant undrestand if we install linux after windows and write grub bootloader over windows bootloader then how come it uses windows bootloader for chainloading because if windows bootloader is ...
-1
votes
1answer
24 views

GRUB menu doesnt show while booting

I had dual booted windows 8.1 and lubuntu. Recently i had refreshed windows 8.1 and since then i am unable to see Grub menu while i boot. However if i go to BIOS settings and then select the UBUNTU ...
0
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0answers
13 views

“Error building boot sequence. Check parameters” message on Grub Customizer

I'm a new Ubuntu user and I've been trying to boot from an ISO using Grub Customizer. I open Grub Customizer and try to add the Linux-ISO but when I choose the name and the Linux-ISO type, a message ...
20
votes
8answers
19k views

Failed to install bootloader

I am trying to install Ubuntu 12.04 by creating a USB Boot Disk. I am using a 500 GB External Hard-drive ("Elements"). I get through the first part of using the start-up disk creator. I select ...
0
votes
1answer
19 views

Grub2 doesn't recognize any new partitions?

I am trying to add a new partition to my drive. The drive contains files that grub can boot into (Live ISOs, or Windows Installers). My drive has 250 GB unallocated and has in the past.. Grub2 booted ...
0
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0answers
18 views

Problems booting Windows 10 over Ubuntu Mate 16.04 LTS

I had Windows 10 installed on my computer, but it started having some issues, and I decided to completely erase Windows and install Ubuntu. However, I want to revert back to Windows and set up a ...
0
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0answers
24 views

Multibooting different distros

As in this post (https://www.linux.com/answers/how-can-i-dual-boot-two-or-more-linux-distros) I would like to multiboot linux ! I am on a Dell Vostro 3550 laptop with 1tb HDD, I am not a complete noob ...
3
votes
1answer
6k views

What location to put bootloader, when running multiple drives and partition

I have Win8 on my desktop, where a 120G SSD is used to run windows and some select applications, while I have a 2TB HDD to provide basic file storage and where possible, install applications instead ...
0
votes
1answer
21 views

Is this simplified flow chart of how the ubuntu fire up is correct ?

I am trying to understand the way that Ubuntu starts what is being runned or started. Can you please confirm if my simplified flow chart is correct ? First we power on a computer with linux ...
1
vote
1answer
28 views

Grub Rescue prompt appears after deleting Ubuntu partition. Can't boot Windows

I have an HP Pavilion dv 9543 cl. I decided that I wanted to update Win Vista to Win 8 several years ago, but did not know how to remove grub 2, so I naively decided to simply remove the Ubuntu ...
2
votes
4answers
854 views

Problem booting Ubuntu on external hard drive

I have this very weird problem with my Ubuntu installation. I installed Ubuntu on an external hard drive (Seagate 2 Terabytes usb3) and everything seems normal. But when I unplug the external hard ...
0
votes
2answers
5k views

Deleting GRUB2 which is placed in sda? And how to fix two Ubuntu entry in EFI Boot selector?

I have EFI Windows 8 in my Asus K55V laptop. EFI partition is sda1. I tried to install Ubuntu in EFI mode and created/selected separate boot partition for Ubuntu boot loader. Ubuntu installed ...
2
votes
1answer
3k views

GRUB Drops to Rescue Shell - Fix MBR and Windows Bootloader

I shall just give a bit of background information. I updated a broken Ubuntu installation to Oneiric from the live CD a while ago, and everything appeared to be working fine. Because I don't use the ...
0
votes
1answer
20 views

UBUNTU14.04 could not be loaded due to GRUB Error [duplicate]

I installed UBUNTU14.04 in ACER Laptop after completing the installation the GRUB is not working, How can I install the GRUB separately?
0
votes
1answer
46 views

Unable to boot in ubuntu after install [Reboot and Select proper boot device]

I am using Samsung RV513 laptop. I recently installed Ubuntu 16.04 LTS and was working fine. Then I reinstalled Windows 7. After a few days, I reinstalled Ubuntu 16.04 LTS. Now whenever I start ...
0
votes
0answers
34 views

Unable to get to POST/BIOS settings after installing 16.04 LTS 64-bit Desktop

Just installed Ubuntu 16.04 LTS 64-bit Desktop on a Gigabyte GA-Z87X-UD3H motherboard with a Samsung 850 Pro SSD (MZ-7KE512BW). On install, I selected UEFI DVD (had disabled Secure Boot/Fast Boot and ...
0
votes
1answer
55 views

GRUB boot loader(Ubuntu) not working after updating

I have a system with ubuntu-14.04.2-desktop-amd64 installed. It has stopped booting up after updating. As I power on it, screen glows for 1 sec and it shuts down. I have tried to open GRUB boot loader ...
4
votes
7answers
126k views

Uninstall Grub and use Windows bootloader

I have Windows 8 pre-installed and then installed Grub with Ubuntu. Ubuntu is not my thing so now I want to remove it along with grub. From what I have learned, with UEFI, Grub does not overwrite the ...
0
votes
0answers
50 views

Ubuntu is not booting after re-installation of Windows in dual boot system

My laptop was dual booted - Windows 7 (32 bit) along with Ubuntu 14.04 (32 bit) LTS - and I used it without any problems. Due to Windows performance issues I had to format windows primary C:\ ...
0
votes
2answers
276 views

Grub Failing to install - Installation crashes

I have tried multiple times to install Ubuntu 16.04 LTS on my Mac Book Pro 2011 with a TakeMS SSD and a Hitachi HDD. The problem is though that it copy's files and that fine but as soon as it gets to ...
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2answers
51 views

GPT (GUID Partition Table) detected on '/dev/sda'! The util fdisk doesn't support GPT. Use GNU Parted

I have a Ubuntu 14.04.02. As I updated it,there was booting problem on my laptop.After some try it started.How I don't know.So I started fixing my grub as it was also not working. So after seeing some ...
0
votes
0answers
26 views

Ubuntu doesn't boot after installation [duplicate]

For unknown reason Ubuntu doesn't boot. I have tried the boot-recovery but nothing happened. Also I want to dual boot with windows Specs: Lenovo essential g505s Amd A8-5550M amd Radeon hd 8550G ...
0
votes
0answers
49 views

boot-repair after linux installation, without internet connection

I have a tablet dell venue pro 11 with Windows 8 pre-installed and I installed Ubuntu 16.04 LTS on dual boot. Before installing, I partitioned directly from the linux usb stick, I created three ...
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3answers
4k views

Installed Ubuntu and now can't boot into Windows anymore

Okay, now I have a new problem... I installed Ubuntu on my new SSD today. But now Windows 8 doesn't show up in the boot loader anymore. I ran Boot Repair and it told me GPT detected. Please ...
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7answers
4k views

Bootloader install failed

The situation where I am stuck: The issue is that I am trying to install Ubuntu 15.10 as my primary OS. I had windows 10 and tried to use both OS in dual boot but got stuck at some point. So my ...
0
votes
1answer
28 views

HDD boot repair

I just used boot-repair tool in Ubuntu and I applied MBR option … and when I reboot my laptop, it won't boot hard drive. A black screen appears with a cursor beeping and my whole system stucks there … ...
0
votes
0answers
34 views

Dual Boot messed up, Windows 10 and Ubuntu 14.10

-- Noob Warning I had Windows 10 running and tried to install Ubuntu 14.10, took the custom partition route. Shrinked the Windows drive from 100GB to 80GB, gave 6GB to swap (RAM 4GB), and ...
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0answers
269 views

Unable to install Ubuntu 16.04. Bootloader not working

I have installed Ubuntu 16.04 without any other OS's on the drive using LIVE USB.. But OS is not working. I tried Bootrepair but no luck to fix it.. This is bootinfo http://paste2.org/Ca5aOyHa . can ...
0
votes
0answers
7 views

Grub2 Alternative [duplicate]

Is there any other bootloaders that work well for Windows 10, Ubuntu, and live ISOs? I don't have a problem with grub2, just interested in other options.
0
votes
1answer
66 views

Cannot boot with EFI

I was having problems with repairing my boot loader (grub). My GParted config looked like: I installed another Ubuntu to the free space which restored my grub. But when booting into my old ...
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0answers
36 views

No bootable device found in Ubuntu 14.04 with LVM encription (boot-repair-log attached)

Everything goes ok until the computer was blocked, I have restarted it and seen the errror No bootable device found With boot repair disk https://sourceforge.net/p/boot-repair-cd/home/Home/ on a live ...
0
votes
0answers
32 views

How Do I Change the Boot Loader to Load Ubuntu on a Different Hard Drive in Windows 10?

I've just done a successful installation of Ubuntu onto a brand new hard drive, but now I don't know how to load the Ubuntu OS. It does not show up when I boot my computer in the "Choose an Operating ...
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0answers
82 views

how to speed Ubuntu 16.04 LTS bootloading time

Good day fellas, I recently replaced windows 10 with Ubuntu 16.04 LTS OS, now it is taking taking too long to boot. Below is the link I got after running boot-repair recommended settings ...
0
votes
0answers
12 views

What Encrypted Ubuntu HDD does to Bootloader?

I installed 16.04 as encrypted such that I encrypted the whole disc in Lenovo-2013 PC. I am using the disk as hot plug. Now, I cannot use my other discs in the PC. I think this is because of the ...
0
votes
0answers
12 views

Access to hard-drive when machine won't boot

Recently I tried to downgrade my kernel (from 3.13 to 2.6.24), and I made sure that the 2.6.24 kernel compiled and installed without any errors. I also updated the grub file to boot with the newly ...
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vote
2answers
4k views

Boot loading problem after Wubi installation of Ubuntu 12.04 on Windows 7

I was new in Ubuntu OS and I was just trying to use wubi windows installer to get a Ubuntu first for hands-on. I followed exactly the same as the instructions and after reboot win7, there is no ...
0
votes
2answers
5k views

How to access efi boot partition as read-write?

I have installed Ubuntu 13.04 alongside windows 8 (efi mode) and now I want to go to a read-write access of the efi boot partition. For secure boot to work, I installed the Linux Foundation's ...
0
votes
1answer
70 views

Restore Windows loader after deleting partition

I am just install Ubuntu 16.04 alongside Windows 8.1, but while installing i deleted Windows reserved partition. I installed Ubuntu in UEFI mode, but i not sure, that windows installed in UEFI. ...
0
votes
2answers
89 views

How to reinstall GRUB bootloader for 14.04 after upgrading to Windows 10 [duplicate]

What do I do to reinstall the GRUB boot-loader, since I heard the Windows boot-loader overwrites GRUB.
0
votes
3answers
3k views

How do I change the OS name in the Boot menu - Windows bootloader?

I have installed ubuntu 11.10 with Wubi (windows installer) and when i boot my computer it gives me the option of windows 7 home premium and Ubuntu. I want to change the name of Ubuntu to Windows 7 ...
0
votes
2answers
580 views

Broken install of Ubuntu Studio 12.04LTS

I am a budding Linux enthusiast who seems to keep running into problems, but am determined to fix this one. Hopefully someone here can help:) I was having some problems with an install of Ubuntu ...
0
votes
1answer
76 views

Can't boot Windows 7 from USB, GRUB still there

I need to install Win 7 on a computer that previously had Ubuntu 14.04 installed. I created a bootable USB with the Windows 7 ISO on it, but I can't boot from it. From the BIOS/UEFI (not sure) I ...
0
votes
0answers
22 views

Stop Ubuntu on Macbook from booting into OS X from external drive

I have Ubuntu (Lubuntu) installed on a MacBook which has two external hard drives connected to it. One of the partitions on one of those drives is a bootable backup of an OS X machine. When I reboot ...
2
votes
2answers
4k views

Is running Burg on 15.04 possible?

Is it possible to have grub2 replaced with burg on Ubuntu 15.04? I had it on 14.04 but I'm struggling to get it on 15.04, does there need to be in a repository for 15.04 or something like that? If so, ...
22
votes
5answers
123k views

How to set Windows bootloader as default bootloader?

I have a Win 7/11.10 dual boot system with Grub 2 as the default bootloader. However, I want to make Windows bootloader the default bootloader (grub 'dos' like interface scrares the hell out of my ...
0
votes
1answer
52 views

Cannot boot to Windows 10 after failed installation of Ubuntu!

I was trying to install Linux for a Linux course and now I am stuck. First of all Ubuntu doesn't get installed completely. So every time I restart the computer it asks me if I want to install Ubuntu ...
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vote
0answers
35 views

Grub rescue mode, bios in order, won't boot from window 7 recovery CD nor Ubuntu 14.04 live cd, nor usb key

Alright. I have (had) an Acer Aspire 4739z. Dual boot Windows 7 and Ubuntu 14.04 I have a grub rescue mode problem since booting in Rescue Mode (by mistake of course). And now the fun starts. My ...
0
votes
1answer
30 views

grub error when booting ubuntu

I have 2 hard drives on my server and i have previously installed CentOS on one of the hard drives(not sure which but i am guessing the second) I install fresh Ubuntu 14.04LTS on the first one i ...
0
votes
1answer
41 views

Questions for Dual Booting Ubuntu 14.04 + Win10 with Multiple Hard Drives

I'm trying to dual boot Ubuntu 14.04 onto my desktop that's currently running Win10. I've only dual booted on machines with a singular HDD years ago, but now I have a small SSD (for my Win10 OS and ...