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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Cannot remove Ubuntu from Bootloader

I have an Asus laptop that I got over the summer which came with Windows 8. I installed Ubuntu so I could dual-boot, but something happened (I cannot say what it was, for I really don't know) and I ...
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3answers
155 views

PC does not boot into Windows, but Ubuntu still works well; how to recover?

I installed 7 operating systems in my PC. All worked very well. (Ubuntu 11, Ubuntu 14, EduBoss, Redhat6, Nodezero, Windows 8, Win 7). I frequently used Windows 8 and Ubuntu 14 last 6-7 months, I enjoy ...
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0answers
17 views

Messed up bootloader and locked out of windows/xubuntu. With live CD I ran boot-repair, now windows works but not ubuntu

My computer directly boots in to Windows?. I ran boot-repair and I can see my Ubuntu partitions are unharmed, what can I do to fix my system boot-loader?
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1answer
5k views

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
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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0answers
70 views

ADB device offline on ubuntu, can't unlock the bootloader

sudo ./adb reboot bootloader error: device unauthorized. Please check the confirmation dialog on your device. I'm getting the above error while trying to connect my Yureka! to my ubuntu 14.04 ...
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0answers
12 views

clean new HDD install [duplicate]

I have tried to install Ubuntu to a clean unused hdd on a laptop but am getting no boot drive, is there a different version of Ubuntu I need to download or if am I going about this the wrong way ...
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1answer
28 views

System boots directly in to Windows without showing boot-loader option

I have installed Windows 8.1 as dual-boot with Ubuntu 14.xx . dual boot of my system is working fine.... but last night boot-loader is not appearing and the system boots directly in to Windows,My ...
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0answers
16 views

windows 7 bootloader repair, i guess [closed]

-1 down vote I have following problem: the bootloader on windows 7 seems to be broken and i want to use grub instead. there hasn't been a ubuntu installed on it yet. i tried reconfiguring SAM and ...
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1answer
655 views

Recover Windows 7 Boot Loader

I have mistakenly removed Windows 7 boot loader from my primary drive, when I installed Ubuntu 14.04 LTS. I would like to have both OSs on my machine. At this moment, Windows 7 is on SDA2, Ubuntu is ...
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1answer
29 views

Bootchart and how to optimize boot time

I have spent some time researching how to decrease my boot time. I made several changes to my grub boot parameters. However I could really use some help to understanding what else I could do. I spent ...
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0answers
17 views

Boot manager problem

I installed Ubuntu 14.10 along with my Windows 8 pre-installed UEFI OS and it installed correctly. My problem is when I reboot or turn on my system it asks whether go to Ubuntu or Windows 8. But once ...
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1answer
54 views

How to triple boot windows 7, ubuntu 14.04, and ubuntu 14.10 (keeping windows loader if possible)

I want to be able to play around with drivers and updates without putting my primary work in danger so I want to add ubuntu 14.10 to the possible OSes I can boot into. I already have windows 7 and ...
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2answers
4k views

How to use GRUB as default bootloader while dual booting Win7+ubuntu

I installed windows 7 first and then Ubuntu, booted back into windows and used EasyBCD to use the Windows 7 bootloader for dual booting. So when the system is rebooted Windows bootloader comes up ...
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0answers
48 views

i've lost my windows 7 after installing ubuntu 14.02

I've lost my Windows after installing Ubuntu with my flash-drive. When I start my notebook it directs boots in to to Ubuntu ,I also did a boot-repair, but I am unable to dual-boot Ubuntu with Windows ...
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0answers
25 views

Windows 8.1 not booting after trying ubuntu 14 on hp 1000

It all started when I made my harddisk drive bootable and uses C (where my windows 8) was installed to boot ubunt, I used unibootein software for it. It worked fine for me every time on start up I ...
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1answer
30 views

Boot in UEFI mode

I have ubuntu 14.10 installed on a pendrive in legacy mode. I can use it to boot my desktop and tablet in legacy mode, but not UEFI. Is there any way to make it bootable in UEFI mode? For example, ...
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2answers
1k views

Installed dual boot Ubuntu 14.04 and Windows 8.1 Can't boot into Windows

I have two internal hard drives; 1 for Windows 8.1 and 1 for storage. I decided to install Ubuntu on the secondary hard drive. One of the guides I used advised me to make a small boot partition in the ...
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2answers
33 views

cant boot after opening 2nd partition on hard drive

have ubuntu 14 and opened another partition on hard drive, i checked the box making this partition boot able and restarted computer, now can't get computer to boot any ideas how to fix? have tried ...
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0answers
71 views

Booting Ubuntu from USB

I have tried a persistent installation of Ubuntu 14.10 on my PNY 32GB USB2.0 to use as a portable OS to boot my PCs. Everything is alright. I can boot my two PCs with the flash drive, however, as ...
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2answers
62 views

Install Ubuntu on UEFI without Windows or Boot Loader

I have a Gateway netbook that has already been fully wiped with nothing on the hard drive. There is no Legacy option in bios and the only thing I can boot from the USB is a Gparted disk utilizing ...
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2answers
35k views

How to manually install boot loader?

My attempt to upgrade to 12.04 failed, so I burnt a 12.04 CD, and asked to do a full install, getting rid of all previous OS (I had Windows as well as 11.10). All seemed well until the very end when ...
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0answers
24 views

How to fix Grub2 not viewing all OS on a Quad-Boot system?

I have quad-boot system set up right now for my Computer Engineering Class (Highschool). I have MS DOS, Windows XP and Ubuntu installed. Each individual operating system (on it's own partition) works ...
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0answers
16 views

device for boot loader

I have a dual boot system (ubuntu 14.04 + windows 8.1).I was trying to install ubuntu on my usb and while installing for option device for boot loader - I selected usb .And now I can't get grub menu ...
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1answer
27 views

How to make changes in bootloader?

Hi I have an assignment to complete and my teacher has asked me to make changes in my boot-loader so that when my system boots there is an option of "Welcome Sarah". I have dual boot set up in my ...
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2answers
3k 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 ...
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0answers
39 views

I installed Ubuntu 14.04 LTS alongside Windows 8.1 (With UEFI) and I am unable to boot into Ubuntu [duplicate]

I have recently installed Ubuntu 14.04 LTS on my laptop alongside Windows 8.1. My laptop came pre-installed with Windows 8, thus it has UEFI instead of BIOS. I have tried booting with secure boot and ...
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0answers
33 views

I have to go through grub and windows bootloader to get to windows, can i change this?

I got a new SSD,on which i installed Windows 8.1, and had Ubuntu on my second hard drive .Now when I boot up my computer boots to GRUB where I can either boot to Ubuntu or to Windows. If I click ...
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1answer
82 views

Dual boot WIndows 8.1/Ubuntu 14.04

OS:Windows 8.1 64 bit. Secure boot:Disabled. Boot mode:Uefi I wanted to install Ubuntu 14.04 64 bit,so i will be able to dualboot.I burned the .iso image to a usb flash drive and run it.Everything ...
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3answers
5k views

Ubuntu 12.04 does not start on MacBook Pro: Black screen

I'm trying to dual boot Ubuntu 12.04 on my MacBook Pro running OSX 10.8 (the laptop itself is brand new as of March 2013, if that tells you something about the model.) However, when I boot Ubuntu, I'm ...
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0answers
47 views

Minor problem with Grub entry for Windows 8.1 - Only Windows Boot Manager shows

I have done the seemingly impossible. I've installed Ubuntu 14.04.1 on a machine that came with Windows 8.1 pre-installed. Yes, it took some tweaking. But I finally got Grub to load up when my ...
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1answer
185 views

Bootloader location, dual boot Ubuntu 14.10 & Kubuntu 15.04

I am currently running Ubuntu 14.10 on my laptop. I dual boot with Windows 8.1, and now I would like to install Kubuntu 15.04 alongside all this to see if KDE Plasma 5.2 + SDDM works with nvidia-prime ...
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1answer
48 views

After messing with EasyBCD no entry in Boot Manager

I installed BURG and before I had Easy BCD in my MBR, Everything fine only problem when picking Windows to boot the EasyBCD Windows Boot Manager showed up. So I booted to Windows removed all entries ...
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4answers
2k views

Cleanly uninstall ubuntu from Nexus 7

If I install Ubuntu on the Nexus 7 (following the instructions at https://wiki.ubuntu.com/Nexus7/Installation), and later uninstall it, will the device be in the original state, or will there be ...
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3answers
438 views

How can I change the contents of grub loader?

I have Ubuntu installed alongside of Windows and in bootloader (grub) these operating systems as all of yours are with long names! How can I change the names in grub? for example I want to change the ...
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3answers
55 views

Remove GRUB boot selecting after Windows is gone

I've been looking for this answer quite a while in the last few days, but all google and question searches here seem to retrieve are for removing grub and restoring Windows's bootloader after deleting ...
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1answer
2k views

Where to install bootloader when installing a second Linux OS?

I want to try Bodhi Linux (which is very close to Ubuntu) beside the already installed Lubuntu Quantual (which was in a dual boot with WinXP). So, I want a 3-boot: to chose between these three at ...
3
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3answers
10k views

No GRUB after Ubuntu install

The main issue of the problem is that i can't load Ubuntu 12.10 desktop - i386 after install near win7basic (windows 7 was preinstalled on my laptop). I've tried manual reconfiguring of file system, ...
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0answers
49 views

How to repair grub to work with multiple hard drives?

On my computer I have multiple hard drives. One of them has Ubuntu 14.10 and the other has Windows 8.1. I messed up my boot loader and know only Ubuntu appears in the grub list. Windows 8.1 is on the ...
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0answers
99 views

Installation failed ! Exit code: 512 when attempting to create WINDOWS 7 USB Boot DIsk

I have read all the "code 512" threads and followed each suggestion to the letter with no success. Nothing changes after each attempt, I still get the following despite having tried all the ...
0
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1answer
50 views

Restoring the bootloader and login screen of Vanilla Ubuntu after installing Ubuntu Studio

I have looked at many similar questions for a while, but I've been so far unsuccessful. I have recently installed Ubuntu Studio after installing Vanilla Ubuntu 14.04, and I am quite new to Ubuntu, ...
0
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2answers
47 views

uninstall ubuntu [duplicate]

I am trying to uninstall ubuntu to install windows. when I tried to boot it is taking me to grub prompt. is there any other ways to boot without using grub or if using grub is compulsory then what is ...
0
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0answers
23 views

Invalid reference in boot sector

newbie Ubuntu user's here. Don't even ask me how I managed to do one thing hereinafter referred. So, I have Vista installed on my computer. After I installed Ubuntu, I couldn't boot to Windows ...
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1answer
608 views

burg working, but themes aren't

It worked before, but for some reason now I can't change the booting visual anymore. When I run burg-emu on Terminal, this appears: This is exactly how it looks like when I boot the PC. But I ...
0
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2answers
7k 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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0answers
41 views

AppArmor on BeagleBoard Black (and probably other ARMv7 devices)

I've installed Ubuntu onto my BeagleBoard, using the instructions at http://www.elinux.org/BeagleBoardUbuntu . This runs the ARM version of Ubuntu 14.04. This all went to plan and it worked, and I ...
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0answers
124 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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0answers
52 views

Is this a good way to dualboot Kubuntu with Windows 7 (legacy)

I have just bought a new computer pre-installed with 64 bit Windows 7 Home Premium (Service Pack 1) on which I wish to install Kubuntu for dual boot. Installing dual boot was easy on my last computer, ...
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0answers
54 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
98 views

0xc000000f error when starting Windows from Grub

Recently I corrected the dual boot by re-installing the grub bootloader. I did that by first adding an entry pointing to Linux in easyBCD settings. Then, when I restarted the computer it showed ...