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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Recover grub from grub-rescue

I was using Ubuntu normally and suddenly the system went haywire and I had to do a hard reset. After that I got a couple errors trying to load Ubuntu, so I switched to Windows trying to find an ...
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22 views

Ubuntu cant boot up

I was using my Ubuntu happily and suddenly it starts behaving weird, icons disappear and becomes half-unresponsive, so I do a hard shutdown. When I start it again, the first weird thing I notice, the ...
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64 views

HP ML330 G6 not booting - sbin/init not found

1 of 4 drives failed - replacement installed and logical drive rebuilt successfully - no other hardware faults. Ubuntu 9.10 server installed. On boot, 1 logical drive found, but following messages ...
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1answer
82 views

How to use a pre-installed Ubuntu, which is on an external drive to boot from any computer?

I have installed Ubuntu 12.04 LTS on my external hard drive and it works fine on the computer it was originally installed from. But when I attempt to boot the external drive from another computer; all ...
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1answer
921 views

How to unlock Boot-loader of android Phone?

i Want to unlock boot-loader of android phone. Actually i want to dual boot the android phone with android and Ubuntu . For that i have to unlock boot-loader first . Whenever i run fast boot oem ...
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171 views

BUC - Just One Click Unavailable BURG

Some months ago, I installed and customized BURG in my Desktop using the SBM and BUC (Just One Clic). Now, I've bought a Laptop and I installed Linux Mint 16, with Cinnamon. I was trying to install ...
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1answer
93 views

Boot Wubi in another bootloader

I have a MacBook Pro 9.2, with 2 partitions (3, considering Mac OS Recovery), one with MacOS X and another with Windows 8. I have installed Ubuntu through Wubi in Windows and I'd like to, if possible, ...
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1answer
54 views

Dual HDD, Win7 & Ubuntu

I have a pc that has Windows 7 on it, and a hard drive that I recently installed and put Ubuntu 12.04 LTS on. The problem I encounter is that grub does not load Windows 7, and gives me an error when ...
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2answers
2k views

How do I make my native Windows 8 Lenovo laptop boot grub?

I like to think I'm not a novice on this issue but this situation is proving me wrong. I've been trying for about two days to figure out a way for my Lenovo S415 to install Ubuntu. I have disabled ...
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1answer
118 views

Disable Grub bootloader's GRUB_TIMEOUT=-1 after failed startup?

My title may be incorrect, but I hope I get the idea across... You know, when you have a failed startup and Grub decides next time it starts up it'll disable the countdown and give you indefinite ...
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145 views

Can't install from bootable USB or ISO for Ubuntu [duplicate]

Booting from USB flashdrive fails in my attempts to replace Win7 Home Premium which has two partitions, C: and D:, on my hard drive. I also attempted the boot from USB (in all the USB slots I have) ...
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1answer
100 views

Can't get Windows to boot from GRUB

I recently installed Ubuntu 13.10 and am having some issues getting GRUB to work with me. Whenever I want to get to GRUB (to boot Ubuntu), I have to manually select it: . Then I can select Ubuntu ...
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2answers
6k views

Fix bootloader after removing Ubuntu from a dual boot system?

I have installed a Ubuntu alongside Pre-installed Windows-8... And now I have uninstalled Ubuntu. But the problem is that after removing Ubuntu and typing "bootrec/Fixmbr" in Command Prompt, there is ...
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1answer
61 views

How to change boot image

How do i change the image that appears during boot back to the ubuntu default? I had installed gnome desktop before and after uninstall it had left it like that.
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1answer
2k views

Boot problem after installing Ubuntu 12.04.3 alongside Windows 8 - only get to grub prompt

I tried to install ubuntu 12.4.03 (64bit) alongside the pre-installed windows 8 (64bit) from a live DVD. The hard drive is HP 110-13 EG desktop computer with intel Core i3-324oT and NVIDIA GeForce ...
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1answer
581 views

Re-configure GRUB to directly boot to Ubuntu on dual-boot

I'm curently Dual-booting between Windows 7 and Ubuntu 13.10 both are 32-bit I'm installing it on a HDD with Ubuntu Bootloader installed on an external Pendrive (So if i want to boot Ubuntu i must ...
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1answer
1k views

How to install Ubuntu touch on LG E617G Optimus L5 [duplicate]

I have been tinkering with my LG Optimus L5 E617G and can't seem to find any good instructions on how to install Ubuntu Touch or even get to the bootloader to do so... If anyone has any suggestions ...
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635 views

Ubuntu 13.10 error installing GRUB- dual boot w/ Windows 8 separate disks [duplicate]

I am basically completely new to Linux, so I do not have a lot of terminology knowledge right here. I built my computer last year and have a 120GB SDD where Windows 8 64bit is installed along with a ...
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1answer
31 views

boot cd problem

I installed ubuntu 13.10 on CD, in the boot turned on only reading from the disc, but at startup I get the message "Reboot and select proper boot device or insert boot media in selected boot device ...
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0answers
31 views

Cannot boot windows after installing ubuntu 12.04 on windows 8 machine [duplicate]

I attempted ubuntu 64 bit installation on a windows 8 machine, using a separate parition for ubuntu. New Ubuntu installation works fine, but there is no option to boot windows 8 now, though I could ...
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1answer
34 views

Grubs manual installation on windows

Should I install a boot loader before I install Ubuntu? If so, how can I install it manually from windows 7?
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1answer
84 views

Basic multiboot USB guide

There are some Question here on askubuntu about this. but they mostly use GUI, and or cli. What am looking for is, a basic guide on how to install grub or other on my 16GB USB, and a simple guide on ...
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1answer
37 views

Ubuntu installation unsuccessful in Windows 8

I installed ubuntu from USB flash drive. I partitioned drives for swap, ram and home directories. I also partitioned 700 MB separate space for device bootloader. when nearing installation, I got an ...
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1answer
63 views

Ubuntu 12.04 is stuck at startup after upgrading, now I wanna install a new copy of 13.10

I installed 12.04 as a fresh copy which made grub as my default bootloader and windows 7 loader became 6th option in this bootloader. Now My Query is, If I install a fresh copy of 13.10 in the same ...
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69 views

How to replace GRUB with Windows 8.1 default boot manager? [duplicate]

I have a Windows PC that is running Windows 8.1 and today I installed Ubuntu 13.10 alongside with Windows, however Ubuntu seem to replace the default boot manager with GRUB.
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18 views

How to disable boot selection [duplicate]

I have ubuntu server running inside a virtual machine that starts after Windows starts, then it runs in the background (using virtualbox headless). The machine is supposed to run as a server in the ...
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104 views

Change default bootloader to Grub2

I had changed the bootloader to Windows using EasyBCD. I had added Grub2 as one of the boot options via this. Unfortunately, when I tried to boot to Grub2 I got the error "NST/AutoNeoGrub0.mbr is ...
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1answer
50 views

ubuntu boot issue

So I recently installed Ubuntu 13.10 x64 on my laptop that already has Windows 7 x64 (a dual boot installation) and after restarting my laptop i get the following message. error: no such partition ...
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1answer
400 views

Ubuntu is still on rEFIt

I just used a Ubuntu Live DVD to uninstall ubuntu from my mac by formatting both ext4 and linux-swap partitions to fat32 and then deleting them (so I could resize mac's partition later using apple's ...
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1answer
72 views

Ran auto-updates on Ubnutu 12.04 and grub2 lost Windows 7

I have a dual boot system with two hard drives -- one for Windows 7 and the other for Ubuntu (now 3.5.0-43). I ran the most recent Ubuntu updates and lost my Windows 7 entry in grub. I've attempted ...
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1answer
144 views

Bootloader issue on dual-boot

First of all I would like to mention that, I'm completely aware of the duplication rule of this forum and this post has been made only after due research on the topic. Problem I dual-booted a ...
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1answer
1k views

Set Ubuntu partition back to active and boot with Chameleon

I recently installed OS X (Hackintosh) on my PC on a partion, alongside Windows and Ubuntu. After some try with settings bootloader and other, my Ubuntu partition is no more active. Grub has been ...
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1answer
5k views

Restore backup of WinEFI or UEFI (not sure) that boot-repair made

I have a laptop that supports EFI/UEFI. I have Windows 8.1 and Ubuntu 12.04 on it. The way I installed my OSes was like this: I installed Win 8.1 in the required partitions then Installed ubuntu and ...
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2k views

How to set Grub Password

Red Hat Linux has grub-md5-crypt for setting up a grub password. How to do the same in Ubuntu 13.10 ?
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363 views

Using boot-repair offline? [closed]

Hey guys just a quick quevstion, I have 14.04 installed currently alongside W8. As usual W8 became the default boot. I'm trying to get grub to be the default boot. I've seen lots of recommendations ...
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0answers
284 views

How do I remove unnecessary entries from rEFInd?

I recently replaced Linux mint with Xubuntu. I'm using the rEFInd boot loader installed from Windows 8. The problem is that after I removed Mint, I can still view an entry in rEFInd with Mint's icon ...
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1answer
3k 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 ...
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1answer
3k views

Fix Grub Boot Loader after partition [duplicate]

I have a system with dual boot for Windows 7 and Ubuntu 12.04. The system uses Grub as its boot loader. But, today by mistake, i shrank the Windows Volume and created a new Volume and all worked fine, ...
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2answers
126 views

Cannot boot into ubuntu!

I Successfully dual-booted win8 and ubuntu 13.04. Now that i have changed my windows from win8 to win 7, i cant access my ubuntu bootloader, or option to boot into ubuntu. Any help?
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1answer
376 views

Ubuntu touch flashing failed/taking to long. Black screen! Redeploy help!

So i'm brand new to the whole unlock, root and flashing thing. I just tried flashing Ubuntu touch on my Galaxy Nexus (international GSM/HSPA+) and everything seamed fine until the very end when i got ...
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1answer
234 views

Get windows loader before Ubuntu Loader [duplicate]

I have installed Ubuntu 12.04 in my computer with windows 7 on it. Most of my games are installed in windows.So I would usually load into windows. After installing Ubuntu, it is the loader of Ubuntu ...
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1answer
215 views

Installing ubuntu server 13.04 amd64 over RAID1 won't show grub boot loader

There was a Windows 2008 server R2 machine with a 500GB raid 1 via Intel hardware. I'm installing Ubuntu Server 13.04 amd64, over the raid 1... The installer recognizes the RAID, and I confirm to ...
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286 views

Bootloader doesn't install

This is the 10th time I try to install ubuntu, I tried to install it alongside windows and I get the error Executing grub-install /dev/sda failed. This is a fatal error. Sorry, an error occurred and ...
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2answers
260 views

What are Different Bootloaders Available for Ubuntu? [closed]

We are familiar with GRUB2 which is the next generation of the GRand Unified Bootloader (GRUB). It is the default bootloader since 9.10 (Karmic Koala). It would be good to know about what are other ...
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1answer
249 views

How to resolve bootloader problem in Ubuntu 13.04?

Yesterday, I did something that damaged the bootloader of my Ubuntu 13.04. Then I had to install Lubuntu 13.04, and I'm now using the Grub of Lubuntu. The problem is in the opening screen Ubuntu gives ...
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2answers
2k 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 ...
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3answers
225 views

What exactly is GRUB?

Can anyone explain me with fairly simple words and not too technical concepts what exactly is GRUB, what is its primary usage and how to use it efficiently for a dual boot Windows/Ubuntu installation? ...
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1answer
4k views

How to install Syslinux on Ubuntu 13.04?

I really searched a lot in Google, but i don't found anything. I want to replace my GRUB with Syslinux. I just installed syslinux with sudo apt-get install syslinux (alias, it seems it was already ...
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3answers
386 views

how can i change the contents of grub loader?

i have ubuntu 13.04 installed alongside of windows7 and in bootloader(grub) these operating systems as all of yours are with long names! how i can change the names in grub? for example i want to ...
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1answer
424 views

Can't Boot Windows (Gives “Repair Windows” Option)

I have a few extra hardrvies without anything on them. So about a week ago I created a "Live" Usb to see if my system was compatible. After a week of testing and playing I liked it enough to install ...