Questions tagged [bootloader]
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.
1,139
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Uninstall GRUB and use Windows bootloader
I have Windows 8 pre-installed, and then I 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 ...
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How do I re-run boot loader?
Running sudo apt-get -f install said that The link /vmlinuz.old is a damaged link and:
you may need to re-run your boot loader[grub]
Here's the full output:
user@chrubuntu:~$ sudo apt-get -f ...
55
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Where to install bootloader when installing Ubuntu as secondary OS?
I'm trying to install Ubuntu as secondary OS on my laptop. I have Windows 8 already installed on my laptop.
Now, I know how to run Ubuntu from USB drive, I created addition partition and formatted it ...
35
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What exactly is GRUB?
Can anyone explain to me in fairly simple words and not too technical concepts what exactly GRUB is, what its primary usage is, and how to use it efficiently for a dual boot Windows/Ubuntu ...
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Where is the bootloader stored - in ROM, RAM, or elsewhere?
According to the wikipedia entry, a bootloader is a small program stored in ROM(a part of the main memory(RAM), isn't it??) which can only be read and not erased. I am a little puzzled here. Does this ...
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Install on Second Hard Drive with startup boot option?
In theory, what I want to do is very simple, but I've done some google research and read some posts on this site and I'm still confused.
I want to keep win7 on my primary C:\ drive, and install ...
28
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How do I find out which boot loader I have?
I know Grub is the one installed by default when installing Ubuntu but I am faced with an embedded system running 9.10 Desktop Edition. Following are the contents of lsb-release file
ubuntu@ubuntu-...
27
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In a dual boot system, how does the BIOS choose which bootloader to run?
I have a dual boot of Windows and Ubuntu. When I switch on the machine, the BIOS does POST and after that the bootloader starts.
I want to understand how the BIOS chooses which bootloader to run. I ...
27
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2
answers
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Dual-Booting OS X or macOS with Linux without rEFInd
I think the title quite sums up the content of this post. I'd like to dual-boot a macbook pro 13' without having to use a third party boot loader. All the tutorials I've found use rEFIt o rEFInd to ...
26
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8
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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 ...
26
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13
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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 ...
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Does the UEFI partition either "MUST" or "SHOULD" be first for some reason? If so why?
In a non-English Ubuntu-it.org wiki page it's stated that the UEFI partition MUST be always placed at the start of the disk.
This is not the case in the English Ubuntu Community Help Wiki page.
So ...
22
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2
answers
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Pros and cons of installing Ubuntu alongside Windows Boot Manager
I'm trying to dual boot Ubuntu alongside Windows on my laptop. I already know how to install it. A tutorial that I watched recommended selecting the Something else option of the Installation type ...
20
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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 ...
19
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6
answers
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Where is the boot loader installed?
Where is the boot loader, such as Grub, installed generally?
When I install 12.04 along side Windows on different partitions of my disk, I encountered a choice for "Device for boot loader ...
18
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3
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Why doesn't BURG replace GRUB?
BURG looks a lot better and user friendly than GRUB, at the same time it get the job done.
Why Ubuntu have not switched to it?
18
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2
answers
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What is the difference between GRUB and SYSLINUX?
This question is related to my finding that Ubuntu and its derivative uses both SYSLINUX and GRUB bootloaders on ISO images for Desktop releases.
When booting from 32-bit ISO image, it is said that ...
16
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2
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Move bootloader or remove efi partition in second drive
I'm new here so I apologize in advance if my question is not formally correct.
I have a dual boot system, on two different disks.
Windows was pre-installed on the first drive (500 Gb), then I ...
16
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6
answers
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How do I change from dual-boot Windows/Ubuntu to single-boot Ubuntu?
I have an old Vista laptop that I partitioned and installed Ubuntu on, with dual-boot. I've now decided to switch entirely to Ubuntu. What's the best way to achieve this?
My current partitions:
+----...
14
votes
2
answers
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How to remove "Ubuntu" from Boot Menu after deleting Ubuntu partition in Windows 10 (Dual Boot)
I have recently installed dual-boot with Windows 10 and Ubuntu 16.04 LTS. After messing around with Ubuntu, I decided it was time for a clean re-install.
I booted back into Windows 10 and deleted ...
14
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3
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Fix Windows MBR using Ubuntu Live CD and ms-sys tool
I'm trying to fix the MBR using Ubuntu live CD. I already have the ms-sys installed but from the threads that I saw, I'm not completely sure in which /dev I should execute the command:
sudo ms-sys --...
14
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3
answers
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How do I install BURG?
I found the source in launchpad for 11.04 and 10.10 but I don't know how to install or compile it.
14
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2
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rEFInd Question: Remove multiple boot items?
Just installed Ubuntu on a separate drive (not partitioned with any other OS), as well as rEFInd, on my Mac Pro. I managed to get it all to start up properly and can boot to any of the locations from ...
14
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2
answers
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DMAR firmware bug. Broken BIOS?
I am seeing below error message on my laptop screen upon loading Ubuntu but I am able to login without problem. What do you think could be wrong?
DMAR: [Firmware Bug]: No firmware reserved region can ...
13
votes
3
answers
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How do I manually boot from the grub prompt after do-release-upgrade?
I read a couple of other questions on this topic and they both pointed to the Grub2 community documentation and installing grub configs from an install disk. I had some trouble with the documentation,...
13
votes
1
answer
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Which partition to select as device for boot loader in an EFI mode install? [duplicate]
I'm trying to install Ubuntu 13.04 alongside Windows 8 (to dual boot) on my new laptop.
Since there is already an EFI partition on the disk, I didn't create another one (as suggested in: https://...
13
votes
2
answers
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How to prevent Ubuntu from overwriting grub bootloader after update?
Is there any way I can stop Ubuntu from overwriting bootloader?
It happens after updating (I suppose) system's kernel. I want to stay with my other linux distro bootloader without having to change ...
12
votes
1
answer
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Where to install grub?
So,
My partition table looks like:
/dev/sda
/dev/sda1 16708MB (Windows Recovery Environment (loader))
/dev/sda2 367MB (Windows 7 (Loader))
/dev/sda3 368203MB (Windows 7 Files)
/dev/sda5 ...
12
votes
1
answer
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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 ...
12
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2
answers
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Graphical GRUB Menu
As you know, when dual booting on OSX you get a nice looking boot menu, something like:
(source: askdavetaylor.com)
I was curious as to whether there is a way to replace the textual interface of GRUB ...
9
votes
4
answers
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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 ...
9
votes
1
answer
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Chainload from windows boot manager to Grub with Secure Boot enabled
I have a UEFI laptop with Bitlocker on the Windows partition. This forces the primary bootloader to be Windows Boot Manager with Secure Boot enabled in order for Bitlocker to work properly on Windows. ...
9
votes
1
answer
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Slow boot on Ubuntu 16.04 with Samsung 850 Pro
Update 9
I decided to try an experiment. I removed the SSD from my desktop, and temporarily put it into my Dell Latitude laptop. Lo and behold, it loaded the initrd on an order of magnitude faster, ...
9
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0
answers
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Bootloader that leaves UEFI logo on screen
Is there a bootloader or a setting for Grub that does not clear the (entire) screen, leaving the UEFI logo (motherboard logo) in place - just like Windows 10 shows the progress circles below whatever ...
8
votes
2
answers
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How Shim verifies binaries in secure boot?
UEFI shim loader
shim is a trivial EFI application that, when run, attempts to open and
execute another application. It will initially attempt to do this via
the standard EFI LoadImage() and ...
8
votes
1
answer
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What is the current best way to dual boot a Mac with Ubuntu on the latest 10.12 macOS?
I spend the last 3 nights searching every corner of the web for a straightforward guide how to dualboot the latest macOS 10.12 Sierra with Ubuntu, but it seems like there is just so many ways people ...
8
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2
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Can I Install grub on an USB and make it a rescue disk?
Can I Install grub on an USB and make it a rescue disk?
Question: Is it safe to run the following commands?
sudo grub-install /dev/sdb (where sdb is my USB drive)
update-grub2
Question: Would I ...
8
votes
2
answers
2k
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Is burg compatible with 11.04?
Has anybody tested burg on natty? Is it safe?
8
votes
3
answers
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Dividing an existing Ubuntu installation on two physical drives
I am planning to add an SSD drive on my Ubuntu machine. At the moment the computer has a single hard drive, containing the whole install. What I would like to do, is to move the existing installation ...
8
votes
0
answers
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Boot Ubuntu from external drive [duplicate]
I have been trying for a week to install (not live cd) Ubuntu on an external drive.
I am totally new to Linux and would love to try it out. That's why I want to install it on an external drive and ...
7
votes
3
answers
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Put old SSD with Win10 Installed into laptop with Linux and boot Windows?
I have an old laptop with Win10 installed in it from factory. I have a new laptop with Ubuntu 21.04 installed from factory (with systemd-boot bootloader installed in UEFI mode). Can I put the SSD from ...
7
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5
answers
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On which partition is my bootloader installed?
How can I check on which partition Ubuntu installed my bootloader from within Ubuntu?
7
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How can I prevent grub updates from resetting my EFI bootorder
I'm using Clover as my first and default bootloader. If Ubuntu is selected there, then Grub is activated (AFAIK there is no way to skip this step, I don't really use Grub at all, so I might as well ...
7
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4
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How can I customize my bootloader to make it prettier?
I hate how when I turn on the computer it just (after the hp logo, which I hate having also), shows white text on a black background. I'm wondering if there's easy ways to customize this (I'm choosing ...
7
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5
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How to uninstall Ubuntu from dual boot and change the bootloader? [duplicate]
I have a Windows 7/Ubuntu 11.10 dual-boot setup, where I am running the OSes on separate partitions on my laptop's HDD. I assume the best method of uninstalling is "simply" a matter of ...
6
votes
3
answers
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Restore Windows bootloader
I installed Ubuntu on my laptop and something happened and my Windows 7 bootloader is missing. I can boot only Ubuntu.
So, I tried to do something like suggested here
How to restore Windows 7 loader
...
6
votes
2
answers
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Select device boot installation for installing Ubuntu dual boot with Windows 10
I'm currently using UEFI for my Windows 10. I am confused as to which bootloader device I should use. Here is my installation partitioning screen.
6
votes
2
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Grub2 detecting two Windows 7 (loader) entries
This is the first question I have ever asked the Ubuntu Community.
I'm fairly new to Ubuntu, but I understand the basics and know how to navigate the Terminal. I also know how to search the existing ...
6
votes
3
answers
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How can I disable the purple bootloader splash at boot?
This question has been answered before, but neither of the methods in the accepted answer worked for me on 11.10.
First I tried editing in /etc/default/grub, and then running sudo update-grub. But ...
6
votes
1
answer
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Is it safe to switch my bootloader to BURG?
I have Ubuntu 11.04 and Windows on a single hard disk. After reading it became clear that there are some options to have the bootloader changed into a screen with just the Ubuntu and Windows icon.
...