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.

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Speedup boot of Ubuntu Mate on iMac (late 2012)

I've installed Ubuntu Mate 20.04 on iMac (late 2012). After certain tuning, everything works perfectly, the only annoying point so far is the long booting time, say, before the Mate logo appears. ...
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Pop OS, How to enable boot messages to be printed on screen during boot up [closed]

In Ubuntu I know how can I enable post message from below link But currently I'm using pop-os is same branch/implementation from Ubuntu but I can not find way how can I enable post message @boot time, ...
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Upgrade Ubuntu 19 to 20 without installing bootloader

While running Ubuntu 19.10 64 bit. Was offered an upgrade to Ubuntu 20.04. Offer accepted. Shortly after the upgrade started it stopped with the message EFI System Partition (ESP) not usable ...
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Raspberry Pi 4 updated bootloader

A new beta boot loader (will be out of the beta pretty soon) has been released for the raspberry pi 4 which supports USB boot natively, without the need of an SD card. Are there any plans for ...
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boot options disappear after installing windows in UEFI mode?

I have ubuntu 19.10 on my system with the Legacy boot. I installed Windows 10 in UEFI mode and now boot options are missing at the startup. I tried following things to fix the boot: tried boot-...
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1answer
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Ubuntu 18.04 freezes in the splash screen

My friend has ubuntu 18.04 and it got frozen then he restarted the laptop but it stucks in the splash screen, this problem happened to him 2 days ago and when he reinstalled the grub it got fixed but ...
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1answer
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Ubuntu 20.04 lts option is not visible into bootloader after dual boot my lenovo thinkpad e490

I was trying to dual boot my lenovo think pad e490 (8gb ram + 128gb ssd(Windows 10 pre-loaded)+1tb hhd). I shrink my 1tb hhd valume for Ubuntu installation and install Ubuntu using something else and ...
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Sudden ubuntu upgrade during boot failure [closed]

I was attempting to fix my ubuntu grub boot failure when ubuntu began upgrading. Is this going to fix my boot failure issue?
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1answer
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Dual-Boot Ubuntu with Windows 10 when using 3 drives

I currently have 3 drives on my PC: An m.2 SSD (with windows currently installed on it), a SATA SSD, and a HDD. I'm looking to install Ubuntu onto a partition on the SATA SSD, but I am worried about ...
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HoW to change i364 grub to x86_64 from kubuntu opened (not live)

i was on legacy which was fine i had kubuntu and windows and phoenix os (android) triple booting but due some reason i had to switch to UEFI i installed windows and then installed kubuntu but while ...
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1answer
57 views

Neither able to boot ubuntu 20.04, nor able to reinstall from live usb

I am new to linux. I just baught Dell Vostro 15 3580 and I had windows 10 installed on it. I installed ubuntu 20.04 from usb. But now whenever I start my laptop , in first attempt the Dell logo doesn'...
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Ubuntu takes 1 min and 44 sec to boot

I have Ubuntu 20 LTS and I have slow boot. I counted it twice: one boot takes 1:22 and the second one took 1:44. I have big gaps in dmesg but I don't know what is the problem or how to solve the ...
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Filesystem checks happening while booting up Ubuntu 20.04 after a few reboots

Recently, I have rebooted my computer a few times (about 2 - 3 times) and when it was booting up after a reboot that I repeated 2 times, it bought up a Grub Menu before booting up, asking me which ...
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When i click on windows from grub bootloader it is not booting to windows

I have installed windows 10 and ubuntu 18.04 in my Hp laptop. Both are in legacy mode. I have a bootloader which shows both ubuntu and windows. But when i try to boot into windows it shows a plane ...
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How to solve error occurred while upgrading from 18.4 to 20.4?

I was upgrading to 20.4 and whileupgrading there is some errors in terminal I was fix them by " sudo dpkg configure -a" After upgrading I restarted the machine then I can't login again after the ...
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Dual boot issue with windows 2012 r2 and ubunut 20.04

I am in trouble while loading my ubuntu.Actually In my laptop there is alredy Windows 2012 r2 installed.Now i Installed Ubuntu 20.04 along windows setup with the help of internet contents .But when i ...
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How do I properly install a bootloader for Ubuntu?

I've decided to use my laptop to dual boot Ubuntu alongside Windows 10, but I've ran into several issues. I used a USB removable device to install Ubuntu. I noticed that, during the installation, it ...
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16 views

grub Filesystem is unknown

I have a dual boot laptop with Ubuntu and Windows 10 and I tried to uninstall Ubuntu. I deleted it from Windows Disk Manager, but when I tried to uninstall grub I had problems. I have the common '...
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How do I make GRUB look for bootloaders, instead of relying on configs?

It kinda annoys me how I gotta add individual entries to the grub2 boot manager. So I figured, how should I go about making grub2 automatically look for bootloaders across all hard drives?
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Problem with boot loader: grub prompt

I have Ubuntu 19.10(which is primary) and Windows 10 on my laptop and I decided to install Lubuntu on my external HDD(I want to use this HDD in my old PC and this is the only option to install OS, for ...
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36 views

Moving GRUB bootloader from one disk to another (HDD to SSD) to shorten boot time

I just installed Ubuntu 20.04 on my laptop, but I installed it on the HDD and now I want to move GRUB to my SSD because my system is taking a long time to boot. Is this possible? How can I achieve it?
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Stuck at lock screen login loop

Lately I tried to change the path after installing pycharm. They recommend to logout. After that I'm not able to login. I'm using ubuntu 20.04lts.
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2answers
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Ubuntu 20.04 dual boot with Win 10 - no boot loader and boot-repair can't fix it

I have successfully installed Ubuntu 20.04 on Windows 10 preinstalled HP Spectre laptop, but when I reboot, it starts directly to Win 10, no boot loader or option to choose Ubuntu. Boot-repair tool ...
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Both my Ubuntu and Windows OS aren't booting

I have installed Ubuntu, but when I installed it, it didn't give me the option to "run alongside windows". I selected the "something else option" and it installed successfully. After restarting, it ...
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51 views

Installing Boot Manager on external HDD

I have installed Ubuntu on a 500 GB partition in a 1TB external HDD. Setting boot order to USB first didn't work. Edit : I have used Ubuntu Desktop 20.04 (beta on 22.04.2020) My Laptop has BIOS not ...
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UbRecovering ubntu After Installing Windows

Recently, I installed widows 10 and I want to recovery my ubuntu bootloader First I used this command to show my disks ubuntu@ubuntu:~$ sudo fdisk -l then my disks information as follow : Disk /...
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Can't boot Ubuntu after installing it alognside windows 10

I tried to add the grub loader from windows with Easybcd and also from a live Ubuntu mode but nothing has changed. Here you find the error log and thanks in advance https://paste.ubuntu.com/p/...
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Running Ubuntu on multiple systems using the same bootable USB

I recently switched to Ubuntu Linux after getting frustrated with Windows. I installed Ubuntu on a USB and mostly use Ubuntu. But I have multiple machines and use all of them and want to take all my ...
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58 views

Boot Linux Ubuntu using Windows Boot Manager in Legacy mode, is this possible?

It might sound a noob question from the title, but I'm pretty new into operating systems. I have a laptop and I would like to run Ubuntu alongside Windows 7. Windows 7 is the default OS, and the ...
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2answers
27 views

How to set the grub drive as first bootable device

I just installed ubuntu 18.04.4 in my pc. I had already windows 10 and it is dualboot with linux now. I figured out that I have to set the priority #1 to the drive where I installed linux in order to ...
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1answer
47 views

Problem installing Ubuntu on external HDD(Boot Menu)

My circumstances are SSD(CT250MX500SSD1)250GB and external HDD(WD My Passport 25E1)1TB. I want to install Ubuntu on my external HDD so that I could dual boot it both on my laptop and desktop. But ...
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Why is my “vmlinuz file” missing during a USB dual boot Ubuntu installation?

I have done OS installations in the past, but for some reason this time I'm having trouble. I am running a desktop with Windows 10 already installed and wanting to install Ubuntu alongside. I ...
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1answer
138 views

Help with installing boot grub in Windows 10

Hello wonderful Ubuntu community I'm written from Venezuela, first-able sorry for my poor English grammar. The thing Is: I'm having a harsh time trying to install on my Windows 10 the Grub ...
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Connect to remote Ubuntu laptop which does not load

I suspect the answer but still want to try. I have a relative who's got a laptop with Ubuntu. She just uses it for Internet browsing and she's not technical at all. Her laptop stopped loading. She's ...
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Once I select ubuntu in grub menu, it starts ubuntu normally. But after sometimes it displays bunch of operations on black screen

I have been using ubuntu 18.04 for past three years now, dual boot with Windows 10. Till yesterday it was fine. Today once I closed my laptop and opened again there was a message "low disk space". ...
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Dual booting Ubuntu 16.04 alongside Windows 10 on Lenovo Ideapad 320

I tried to dual boot my laptop - Lenovo Ideapad 320 alongside Windows 10, but now post-installation my system directly boots to Ubuntu. Also, I am unable to enter BIOS by using the Novo button, as is ...
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28 views

Ubuntu is showing black screen after grub menu

I have installed ubuntu 18.04 in my pc and it suddenly stop while i was working. Now it is not booting after grub menu and i am only seeing black screen after boot grub. I have tried bootloader using ...
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2answers
68 views

Remove the other Linux boot loader

Hi I have installed two Linux distributions and I have decided to remove one of them but it still keeps its boot loader, so I just wanted to know how can I find which one belongs to my current Linux ...
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1answer
34 views

Dual boot with Ubuntu and Windows issue?

I tried to dual boot my windows 10 Acer aspire laptop 8gb ram and 256ssd with ubuntu, I successfully did it but, I have ubuntu on legacy mode and windows 10 on UEFI mode so every time I want to switch ...
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67 views

How do I replace grub 2 with supergrub

I want to set up my computer to autoboot into a super grub menu, then select dualboot OS from there. The default grub install does not seem setup for this. I doubt it would be as simple as deleting ...
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1answer
64 views

Cannot boot Ubuntu 18.04 without nomodeset

I am new to Ubuntu. I just installed Ubuntu on a new-built PC. It stayed on the black screen after booting. I entered GRU menu using ESC, and modified the 'quiet splash' to 'nomodeset' after reading ...
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43 views

Installing Windows after Ubuntu on a different disk, keeping GRUB bootloader

I've got Kubuntu on the SSD currently. I'd like to have a Win10 install on the HDD. I know Windows overrides the bootloader with its own. I know you can fix it by booting from a live USB and ...
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5answers
542 views

How to boot an USB installer ISO image from an internal SSD?

How can I setup an internal SATA SSD such that it boots an Ubuntu installer ISO image ? This would be much faster than using an USB stick. The naive approach to dd the image file to a disk partition ...
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0answers
48 views

Change OS name in BIOS boot priority

I have Ubuntu and Windows installed. Ubuntu is not properly displayed in the BIOS boot priority order. Can anyone suggest how to fix this from the terminal or any other way other than BCDEdit (Windows)...
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1answer
228 views

windows will not boot from GRUB [duplicate]

I was goofing around with ms-config and changed to "normal boot". Ought not done that! Now when I select Windows 10 from the dual boot GRUB menu it says "No Boot loader" or some sorts. Tried to repair ...
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1answer
82 views

CAN'T INSTALL LINUX DISTRO(grub fail)

boot-info: http://paste.ubuntu.com/p/RfkJWSpQ4Z/ Sorry for asking this question again because it has been asked and answered multiple times but I could not find a solution that fits my problem. I ...
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135 views

ACPI Error : No pointer back to namespace node in package 00000000

I am getting this error during boot (system boots successfully after that and works fine) ACPI Error : No pointer back to namespace node in package 00000000 why is it and is it a matter of ...
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0answers
15 views

Does GRUB boot other drive OS slower? [other drive: where it is not installed]

I have dual booted my laptop. I have two SSDs one is M2 and other is SATA. GRUB bootloader is installed on the SATA SSD when I chose the OS installed on SATA it boots fast as compared to the one ...
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37 views

Couldn't get into login screen

I have a dual boot Ubuntu with Windows 10. I don't know why I couldn't get into login screen of Ubuntu today with my screen stuck at this figure attached repeatedly as it blinks with a gap of 1 ...
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0answers
70 views

Ubuntu LTS 18.04 suddenly stuck at GRUB command line

I followed this page's solution, and I still can't fix it. when I pressed ls , this is what it shows (lvm/ubuntu--vg-swap_1) (lvm/ubuntu--vg-root) (hd0) (hd0,gpt2) (hd0,gpt1) I tried set prefix=(...

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