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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Having trouble installing ubuntu alongside windows 10

I want to install Ubuntu alongside Windows 10, but I keep running into trouble. First I tried to create a bootable USB drive, to test Ubuntu, and then install it. While creating the bootable drive ...
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0answers
42 views

Kernel problem, how to downgrade

I am using Ubuntu 15.10. uname -r 4.2.0.30-generic. But this kernel is installed partially with errors and my boot loader got default updated to that. I have Linux image 4.2.0.16,4.2.0.27,4.2.0.30,...
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2answers
370 views

Computer won't boot without external hard drive (now won't boot at all “Boot Device Not Found”)

The hardware involved is a HP Spectre x360 laptop (running windows 10 - at least it was :[ ) and 1TB WD Passport Ultra External Hard drive. Scenario: I am attempting to create a external hard drive ...
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0answers
79 views

How to dualboot Ubuntu and Windows (as default) with minimal delay on boot?

I know there are some other questions here similar to mine, but i think my problem is a little bit different. So I currently have Windows 10 as my only OS, and I want to install Ubuntu on dual boot; ...
0
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0answers
25 views

Cant find the correct filesystem to recover ubuntu bootloader

I have windows 10 and Ubuntu 14.04 as dualboot on my laptop. I deleted bootloader by mistake from disk management. and i am on the grub rescue. When i tried ls command i get this: (hd0) (hd0,...
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0answers
27 views

Cannot install Lubuntu from pendrive

I cannot install Lubuntu as the second system (on the same hard disk) next to Ubuntu 14.04. I've tried to create bootable pendrive by using unetbootin and when I`m trying to install OS, my laptop send ...
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1answer
349 views

Howto setup seperate ssd for EFI partition and bootloader for dualboot linux and macosx

Im currently struggling with new hardware and installing ubuntu in a first step on it (16.04 daily builds), where macosx will follow. Hardware: Supermicro x10DAi dual xeon firmware: UEFI The ...
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2answers
55 views

Install Ubuntu with other linux distributions on same machine

I have brand new machine. I want to install Ubuntu and one more Linux distributions on same machine. When the machine is up I want to have the option to choose which Linux to load. Is it possible? ...
0
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1answer
109 views

How to restore boot menu (UEFI)?

I had Windows and Ubuntu both installed in UEFI mode. Then I installed 32-bit Ubuntu (there was no UEFI partition in the list of partition types, so I just installed it as is without specifying UEFI ...
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0answers
46 views

How to create a Live DVD/USB without option to install

I have developed a custom distribution based on Ubuntu LTS 14.x intended to introduce non-technical users to using Linux on an existing computer, but do not want to risk them choosing an installation ...
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0answers
78 views

Windows 7 boot loader overwritten by Ubuntu

I have Windows 7 installed on my PC (C:, D:, E: and System Reserved). I've tried to install Ubuntu on D:. when I try with live USB, it showed me only 2 options erase all disk with 2 check boxes (...
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1answer
42 views

Windows Dualboot Bootloader Problem

Being new to Ubuntu, for the past two days I am having trouble getting my Ubuntu and Windows dualboot to work together. The setup is as follows: Partition Setup /dev/sda2 is where I want Ubuntu to ...
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1answer
87 views

My ubuntu laptop is not booting

I have Ubuntu on my laptop and I can't boot to the os in the middle of the booting process I got a message saying [ 0.079681] Ignoring BGRT: invalid status 0 (expected 1) fsck from util-linux 2....
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1answer
21 views

Ubuntu can't be uninstalled since all partitions are merged

All the drives are merged in my laptop with Ubuntu installed. Now it doesn't reads the Windows installer and it has set default in OS manager so even after changing order of uefi boot, it doesn't ...
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2answers
81 views

Windows 10 Loads Up Directly, No GRUB Menu

I was trying to get rid of that GRUB bootloader and wanted to use the Windows 10 bootloader. In order to do that, I did this: I opened CMD and then put: bcdboot C:\Windows in it. Now, the problem I'...
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1answer
58 views

Ubnuntu does not get start after installing tomcat

I have installed tomcat 8 and shutdown my laptop,when I start it after login It doesn't show anything.Right click is also disable and only splash screen appear with homepaper.I'm using 15.10 ubuntu....
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0answers
38 views

Unable to install new OS after installing Lubuntu 14.04

I have install Lubuntu 14.04 in my machine, but now I want to dual boot my system. I am not able to install/boot any other OS including Windows-XP, Linux-Mint, Ubuntu 9.10, Lubuntu 14.03 etc. using ...
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1answer
59 views

Grub 2 Problem - Removal not working!

Hello everyone, here is my problem When I boot up my computer, I go straight into Grub 2. I know that if I type exit it will quit Grub 2. But for some reason it goes back into Grub 2, and I type the ...
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2answers
63k 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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1answer
46 views

Ubuntu and windows on dual hard drives

I had windows 10 installed on a hard drive then I used my laptop to install Ubuntu 15.10 on my other hard drive because I was having problems installing it on my desktop. To get into Linux I have to ...
0
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0answers
18 views

Ubuntu boot takes multiple restart?

I have recently installed Ubuntu 15.10 and I am unable to start my system in one go(I need to forcefully shutdown and then restart multiple time to get grub screen). I google it and got to know that ...
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1answer
40 views

cannot read from USB Stick

Installing on Lenovo Z580, during boot up process the bios menu shows that the USB Stick is detected but on selecting it it opens Windows 8 which is originally my operating system. i have tried ...
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3answers
96k views

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 ...
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0answers
55 views

Permanently Remove GRUB and Linux from Triple-Boot System (GRUB Lingering After Attempted Removal)

I had a triple-boot system consisting of Windows 8.1, Ubuntu 15.04, and Kali Linux (can't recall version, should be irrelevant anyways). I have no further need for a triple-boot system so I've ...
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0answers
44 views

Boot Repair disk not successful

I have Windows 10 dual boot with Ubuntu 14.04 LTS. I recently increased my ubuntu partition's size using GParted. Now, to repair the GRUB, I am using boot-repair disk which gives following error : ...
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1answer
25 views

How to shift from one distro's grub to another's

I installed Ubuntu 14.04(say ubuntu-1) and set it with another Ubuntu 14.04(say ubuntu-2). Now everytime I boot my PC I see the grub boot menu from Ubuntu-2 but I want it to start from Ubuntu-1's grub....
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1answer
83 views

Help in manually adding Windows 8.1 to grub loader

I have just repaired my boot loader using the instructions in this video - https://www.youtube.com/watch?v=i97y5Y2nChs Although it can detect Linux Ubuntu, it can't detect my Windows 8.1. The Youtube ...
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3answers
7k views

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 ...
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1answer
85 views

Boot initialization problem, boot unknown partition, dual boot pc

It has been 3 days I'm trying to solve the boot problem. I have two systems, Windows 10 and Ubuntu 14.04 in different partitions. I have tried many solutions: I used Boot-Repair but it didn't work. ...
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1answer
26 views

no bootloader appears to be present at all. thanks grub

so i am on a compaq presario cq57. i installed ubuntu 14.04.3 and after fighting with it a couple days it finally installed. First it wouldn't, said something about grub 2 and a fatal error, so i ...
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1answer
3k views

How to set Grub Password [duplicate]

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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0answers
51 views

Booting to a black screen after system update / USB drive not recognized

Since a recent system update (about a week ago) I cannot boot Lubuntu anymore. I'm using a ten years old Eee PC. After the "Lubuntu" sign disappears, all I get is a black screen (the LEDs are working, ...
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3answers
49k views

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 --...
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2answers
6k views

Uninstalling Ubuntu from dual boot / Change bootloader

I have a Win/Ubuntu 11.10 dual-boot setup, where I am running the OSes on separate partitions of my laptop HDD. I assume the best method of uninstalling is 'simply' a matter of deleting the Ubuntu ...
0
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1answer
521 views

Ubuntu 15.10 boot loader for dualboot with OS X El Capitan

I want to install Ubuntu 15.10 for dualboot with OS X. I made the partitions (Ext2 for /boot, Ext4 for / and /home and SWAP) with gparted from the live stick; starting the installation Ubuntu doesn't ...
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3answers
552 views

Dual boot with Windows 10 and Ubuntu without any boot speed delay

I've just got an SSD for my laptop (windows 10) and I am planning to put the 1TB HDD that was in there as a second drive (using the optical drive caddy system). I thought that while I was at it I ...
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0answers
18 views

My Ubuntu Boot Loader is Missing [duplicate]

I am new to Ubuntu. I tried to install my ubuntu along with windows 8.1 after installation and upgrade. I found my ubuntu boot loader is missing. I am accessing my ubuntu now by using SHIFT+RESTART ...
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votes
2answers
2k views

How to set up GRUB2 password in an easy way?

I need to setup password for GRUB2 on Ubuntu 14.04 LTS amd64. The setup I am trying to reach is to have [e]dit and [c]onsole options protected by password, but booting of operating system entries (...
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1answer
134 views

Hide log message when startup Ubuntu Gnome 15.10

When ubuntu is startup, it's show some error log message in the screen (please see pictures). I want to hide all messages, just show only Ubuntu Gnome loading logo on the screen. How can I do it ?
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0answers
70 views

Get rid of BURG?

So I installed BURG boot manager on my pc running Ubuntu 15.10 and windows 10.I want to completely remove BURG. Can I directly use sudo apt-get purge remove thing or will I be left with no bootloader ...
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0answers
77 views

How right is to set grub booter file to control fan acpi by linux

What is the right stroke to set in grub booter file to control fan by linux for notebook Acer TravelMate 4652LMi osi_acpi=Linux or acpi_osi=Linux or some other parameter
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1answer
127 views

Can Windows 10 and Ubuntu bootloaders reside on one partition?

I was having Windows 10 on my system and I installed Ubuntu 15.04 specifying boot partition same as where Windows 10 bootloader was residing. Now in the grub it is showing both Windows 10 and Ubuntu ...
0
votes
1answer
23 views

Grub2 not updating

I have an Nvida Quadro FX2700M and I was trying to fix suspend so I switched to the proprietary driver. I then followed the steps Here and now when I try updating Grub2, I get the error: /usr/sbin/...
0
votes
1answer
50 views

No option for booting from Ubuntu on dual boot with two HDD, boot loader problem

I have two HDD on my PC. I have installed windows 7 on first one, and today I installed ubuntu 15.10 on second one (sdb7,8,9), and selected sdb for boot loader installation. Then I rebooted and ...
0
votes
1answer
418 views

Package 'grub-pc' has no installation candidate

I'm trying to make a dual boot with Windows/Ubuntu, but after I installed Ubuntu I can't boot from USB anymore! I'm trying to use Boot-Repair, but the problem is it asks me to run a command that ...
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1answer
79 views

Ubuntu Phone o Ubuntu Touch for LG-E615 …How?

Greetings Masters of UBUNTU. I write to see if is there any way to install a stable version of Ubuntu Phone or ubuntu touch on a device not supported? The device is a dual sim LG Optimus L5, ...
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0answers
56 views

Can't install boot loader to USB

I am trying to install my boot loader to a USB. I formatted the USB and put ext4 on there. When I go through the Ubuntu installation menu and select my installation type as "Something else" (so I can ...
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0answers
100 views

How do I boot into Windows 10 again?

I have windows 10 installed on partition 4 which is hibernated (but I'm able to mount it in read-only mode from Linux), but I cannot boot into it because I had removed the Windows bootloader. I also ...
0
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0answers
14 views

How to display any image before login screen appears [duplicate]

I am new to ubuntu.My question is when i power ON my PC before login screen appears i.e., after boot process i want to add any image to display before login screen.
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1answer
30 views

ubuntu does not boot up

I have a computer with ubuntu 14 and windows 10. I logged on windows, restarted the computer but the grub boot loader did not come up. I have tried pressing Shift upon bootup but no boot options show ...