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Questions tagged [uefi]

For questions about the Unified Extensible Firmware Interface, commonly used in later x86 computers as a replacement of BIOS, as well as in ARM servers and more. UEFI supports booting with and without Secure Boot enabled and legacy booting via CSM.

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Can't boot into Ubuntu 22.04, No space for dpkg

I am running a dual-boot setup with Ubuntu 22.04 and Windows 11 on a Dell Inspiron, with the Grub bootloader. Recently, I tried to boot up my computer for the first time in a little while (roughly a ...
Alex Lea's user avatar
-1 votes
0 answers
31 views

Device for boot loader installation option grayed allways

On a AMD 64 Desktop PC - I've two gpt formatted disks. The first one with ubuntu 20.04 and LFS. The other one with Windows 10. Both disks having enoght free space. Both having EFI System Partition too....
Raul Digestani's user avatar
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0 answers
17 views

Need to Reinstall GRUB | Repair Boot after MB failed. OS on Raid1 / LVM partitions

My UEFI motherboard failed. I am running 22.04LTS on a bootable Raid1 array on a LVM layer. It is not a dual boot setup. Of course UEFI requires a small partition in fat32 to act as the boot, efi ...
user643654's user avatar
1 vote
0 answers
26 views

Installing grub on an image works, but there's no menu

I have a script that I've been using for years to generate image files that get installed on other machines. The script uses debootstrap, then makes some customizations. On Bionic, it installed grub ...
maldata's user avatar
  • 111
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0 answers
34 views

Dual boot Windows and Ubuntu , Windows black screen with grub

I have Windows 11. I use an USB disk NVMe 1TB for Ubuntu. I start the computer with Ubuntu. I can't run Windows. This work for a time and I'm sorry, but I can't remember what I have done. I didn't ...
rebecca's user avatar
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0 answers
24 views

Moklist Full Error & is it a listed bug

Following on from a question that was asked by another MokListRT error: volume full - delete and reinstall keys ... I am getting this on startup... Could not create MokListRT: Volume Full Could not ...
Worn-out_home-tech's user avatar
-1 votes
0 answers
32 views

Ubuntu will boot directly, no Grub - changing grub config does not help

I have a PC here with sda and sdb. I installed Ubuntu 18.04. 32bit to sda and am booting from sda. I got grub after the reboot directly after installation. I then did apt update and apt upgrade. And ...
Jay Konrad's user avatar
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27 views

how to increase the size of boot/efi in dual boot system

I received a device firmware update notification, but when I attempt to update, I encounter an error: "Unable to update 'Inspiron 15 3505, Vostro 3505 System Update': /boot/efi does not have ...
IFRAH ASHRAF's user avatar
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0 answers
30 views

Installing Ubuntu hangs on cursor

I tried searching around to find a post that covered the installation of Ubuntu hanging after selecting to try or install. I also searched the forum for my specific model of device and found some ...
Cade Bray's user avatar
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38 views

Issue when booting to Ubuntu installation and USB

I have an Ubuntu 24.04 installation on a 500GB NVMe that I recently have not been able to boot into. When I turn on my computer (with the ubuntu installation set as the first in boot order) I get this ...
user1871656's user avatar
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Cannot get Ubuntu to boot on a Latitude 5490

Hi trying to install Ubuntu on a latitude 5490. It boots from a live USB but I cannot get it to boot from the hard disk. I have checked out this no bootable devices dell laptop I note that the Dell ...
ys99x's user avatar
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1 answer
41 views

Where exactly is the bootloader installed?

I have two disks, the first with an NVMe controller and Windows 10. The second disk uses a SCSI controller, and I want to install Ubuntu on it. The disk and partition table recognized by the Ubuntu ...
Earendel Leo's user avatar
2 votes
0 answers
70 views

Stuck in boot loop after upgrading to 23.10 (mantic minotaur)

I've been at it all day and really am desperate. I'll make this short: HP machine, desktop installation. Wanted to upgrade to latest lts from non lts, i think it was 23.04, but not sure. Had to go ...
Lee Skies's user avatar
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0 answers
40 views

Ubuntu 24.04: LiveCDCustomization - Unable to Find a Medium Containing a Live File System

I'm working on a script to abstract the creation of 24.04 Ubuntu remixes, similar to Cubic. The commands I'm using are summarized below, and the resulting ISO is barely bootable in VirtualBox [...
BryFitz91's user avatar
1 vote
1 answer
117 views

Lubuntu 24.04 installation. bootloader failed

I am trying to install Lubuntu 24.04 to old motherboard MSI J1900l (It's Intel SoC Celeron J1900). Previously, the CentOS system was installed on the computer. I checked installation with both values: ...
Loom's user avatar
  • 614
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0 answers
35 views

Live bootable Ubuntu 24 LTS refuses to boot

I've recently gotten an interest in learning to use Linux so I tried making a live bootable drive of Ubuntu 24 LTS. It boots on my other devices(a desktop PC with a ryzen 9 3900x and a 2070 Super and ...
Hridyanshu Singh Roy's user avatar
-1 votes
1 answer
259 views

ACER ASPIRE ES1-521: Can't boot from UEFI USB

Ubuntu Live USB isn't found on UEFI mode. When Changing Bios to Legacy mode the USB is booted.
xvan's user avatar
  • 174
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0 answers
49 views

Troubles with Ubuntu boot

Recently I found my old laptop Compaq Presario CQ61 from 2010 and decided to install Linux on it. Firstly I installed SSD. After it Ive installed Ubuntu and thats how it was booting: laptop shows logo ...
Almer's user avatar
  • 1
0 votes
1 answer
76 views

ubuntu-desktop-bootstrap launcher always crashes on Xubuntu 24.04

I've been trying to install Xubuntu 24.04 on my new Lenovo v15 G4 with integrated AMD Radeon graphics card and SSD hard drive, for a couple of days without success. There is no dual boot, only the SSD ...
Myzras's user avatar
  • 96
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1 answer
42 views

Setting Up Dual Boot for Ubuntu 24.04 and Windows 10 with Rufus

I want to use Rufus to create a bootable USB with the Ubuntu 24.04 ISO for a dual-boot setup with Windows 10. My laptop has two disks: Disk 0 (MBR format) contains the C drive, and Disk 1 (GPT format) ...
Trần Anh Đức's user avatar
-1 votes
1 answer
182 views

EFI stub: WARNING: Failed to measure data for event 1: 0800000000000000b EFI stub

I am using Ubuntu 24.04 on an Asus laptop. I have both Windows 11 and Ubuntu. When I boot to Ubuntu I am getting the Error: EFI stub: WARNING: Failed to measure data for event 1: 0800000000000000b ...
Anoop M's user avatar
0 votes
0 answers
94 views

Problem when install Ubuntu 24.04 on a GPT disk as a dual boot with Window 10, no USB

I have a problem when trying to install Ubuntu 24.04 on my laptop to dual boot with my preinstalled Windows 10 which was installed on a GPT disk. I don't have a USB (I cannot easily afford one). When ...
Trần Anh Đức's user avatar
1 vote
1 answer
114 views

How to convert OS partition from XFS to ext4?

Is it safe to use fstransform?
tng's user avatar
  • 31
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1 answer
32 views

Installing GRUB on a different disc

I'm not sure what does the "Device for bootloader installation" do exactly. My Ubuntu install is on a separate drive but I'd rather put a separate EFI partition on an SSD and have kernels ...
Тимур Бирюков's user avatar
-1 votes
0 answers
29 views

Are there any variants which will run on a hybrid device (64bit processor/32 other and be installable on <8GB and preferably 4GB? [duplicate]

Haven't found any guide showing how much data space is req'd; AI states that it varies a lot so advice can't be provided. Have tried a few distro's; Debian 12 req'd 20GB; the smaller ones (Puppy/Slax)...
De Charner's user avatar
-1 votes
0 answers
38 views

Booting Ubuntu installer with UEFI (non-legacy) does not work [duplicate]

I’ve never successfully done this no matter what people say about how to do it online. I followed the Ubuntu UEFI-only guide. I searched everywhere else. Nothing works. When I try to boot the ...
Anston Sorensen's user avatar
0 votes
0 answers
182 views

Manual partitioning for a dual boot windows 11 and Ubuntu 24.04 will not proceed

When going through the Ubuntu 24.04 installer (the new one I believe) attempting to dual boot with windows 11 (UEFI), the installer does not automatically recognize the windows boot loader, and only ...
doodleasa's user avatar
0 votes
0 answers
15 views

aging Aspire no boot device found

I have reviewed several of the provided 'AI' links and did not find a solution. So a question for the ACER Afficianados out there er here. I am currently working on an Acer v3-551-8887 as listed on ...
Terence Golightly's user avatar
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0 answers
54 views

Stuck in GRUB 2.06 command line after copying disk with CloneZilla

I have two identical HDD disks both have the same size. Because my main disk had some bad sectors, I decided to move my Ubuntu 22.04 system to another newer disk. Following the advice of people on ...
NaikeR303's user avatar
0 votes
1 answer
122 views

Dual boot windows/ubuntu in Acer no GRUB showing up

I am trying to install Ubuntu 24.04 alongside Windows 10 on Acer Aspire V 15 Nitro. The main problem is that I cannot boot to the installed system, after the installation and removal of the pendrive ...
user2694791's user avatar
-1 votes
1 answer
42 views

Trying to repair an Ubuntu grub

Tried to install Ubuntu on an external drive. Took several attempts and eventually got it installed on sdb/sdb1. Unfortunately at some point grub has also been written to the internal hard drive (SDA? ...
user3473715's user avatar
-1 votes
1 answer
66 views

Questions about install Ubuntu 22.04 lts in dual boot with windows 11 on dell precision 3571

everything good? I want to install Ubuntu 22.04 LTS in dual boot on a Dell Precision 3571 notebook with Windows 11 Pro. The notebook already has an SSD of almost 1TB and another just for data, the ...
Fagner Rodrigues's user avatar
-1 votes
1 answer
76 views

Failed EFI partition resizing

I was not able to install a System Update which require 92MB. On the advice of people in the Framework community, I tried to resize my EFI partition using a live usb of Ubuntu, but now I have unused ...
rcc's user avatar
  • 9
0 votes
0 answers
82 views

Bluetooth Not Working in UEFI Mode on Ubuntu 22.04

Experiencing issues with the Bluetooth functionality on my Ubuntu 22.04 laptop. Despite trying several solutions, I have not been able to resolve the problem. Interestingly, the Bluetooth works ...
A B's user avatar
  • 49
1 vote
0 answers
96 views

Installation issues with ubuntu 24.04 and 22.04 on HP Zbook 14 G2

I am trying to install Ubuntu 24.04 on HP Zbook 14 G2. I tried it on all 3 boot options, 1. Legacy = where my boot drive doesn't get detected for some reason (MBR, Secure boot off, USB hard drive->...
Jellyfish's user avatar
-1 votes
1 answer
83 views

USB device not showing up in boot menu

I'm trying to install Ubuntu on my Windows laptop for dual boot option but the USB does not show up in the boot menu I have been searching for a solution for several hours now and nothing I've found ...
fintonius's user avatar
0 votes
0 answers
29 views

error during boot process

I get this error during the boot process to Ubuntu, after showing this error my PC restarts and it either opens Ubuntu or it show this error: After showing this it again restarts and then it opens up ...
Narendra Pal's user avatar
0 votes
1 answer
49 views

Is it possible to make grub import a grub.cfg file and load it?

Imagine the scenario: You are at the grub prompt for any failure reason (example a USB stick made only for BIOS and you are on EFI). This USB stick is correct and has some accessible disks to run ...
Sergio Abreu's user avatar
0 votes
0 answers
31 views

Ubuntu Core - legacy mode

I am trying to run Ubuntu Core on an IoT device with an i5 6th generation processor. Since this device doesn't have EFI, I must use legacy BIOS mode. I tried ready images and self-made ones, but ...
gryzon's user avatar
  • 9
0 votes
0 answers
42 views

Ubuntu installer not working for legacy

Yeah, so im trying to install Ubuntu for my legacy bios device, but Ubuntu forcefully tries to install in uefi, even after i changed the boot settings to bios in rufus its the same issue. And i tried ...
Devatrish's user avatar
0 votes
0 answers
79 views

GRUB Does not detect Windows 11

Grub in ubuntu 24.04 does not see Windows 11, os-prober also does not find anything. Output of sudo fdisk -l: https://pastebin.com/0KTfUd9S Windows is installed on /dev/nvme0n1p1, ubuntu on /dev/sda. ...
Messiah's user avatar
0 votes
0 answers
24 views

MOK skipped on Ubuntu dual boot system

I'm a bit new to Ubuntu but I have to run some code specifically on Ubuntu 20.04. I have a Lenovo Ideapad L340 gaming + Nvidia GTX 1650 machine with Windows 11 and I dual booted Ubuntu 20.04. Since I ...
Loukas Papalazarou's user avatar
0 votes
0 answers
52 views

New install will no longer boot "boot file not found"

I installed Ubuntu 24.04 on a 1TB hard drive I had sitting around and had no problems at first, it worked fine installed games and programs all seemed good. After about three boots with it working ...
Pufferfish's user avatar
0 votes
0 answers
46 views

Lubuntu no boot device on soft reset

Linux newbie here. I have recently installed lubuntu v22.04 (Ubuntu 22.04.4 LTS) on a HP t640 ThinClient. AMD Ryzen R1505G Radeon Vega 3 4GB Ram 16GB SSD When i originally bought the machine, it came ...
realdanielh's user avatar
0 votes
0 answers
173 views

Can't solve "ubuntu curthooks crashed with curtininstallerror"

I have been using Ubuntu without any problem in VM since 2023, and today was my first attempt to install it on my Laptop. I was installing Ubuntu and the installation was interrupted by this error ...
Mateo Bustamante's user avatar
0 votes
1 answer
128 views

How do I boot, in Ubuntu 22.04.4 LTS, when problem persists after using recommended Boot repair?

Running Ubuntu 22.04.4 LTS on an iMac16,2 (from 2015), I started having problems booting. A dark screen would show a blinking cursor. Please see these two images of the screen (via tty) for system ...
Cguk's user avatar
  • 31
0 votes
0 answers
113 views

grub, bless problems on dual boot Mac OS Sonoma 14.5 and Ubuntu 24.04 LTS

I am in the process of setting up an old iMac with a dual boot OCLP install of Mac OS 14.5 Sonoma and Ubuntu 24.04 LTS. I am at the stage of getting grub working properly but am encountering errors. ...
fbagnato's user avatar
0 votes
0 answers
96 views

Ubuntu Cinnamon 24.04 Noble Numbat update question

Good day everyone! Just a quick question I Had Ubuntu Cinnamon 23.10.. I was doing a file update that finished all good -- then a message came up that 24.04 was avail for update so I clicked that ...
MARK's user avatar
  • 11
0 votes
0 answers
20 views

Booting in UEFI success but some drivers are missing

I have a legacy BIOS Kubuntu 22.04 install on a hard drive from another old Laptop, while I have another hard drive other OSs are installed on it in UEFI. However, From my mainbaord's BIOS/UEFI I ...
SaidbakR's user avatar
  • 789
1 vote
0 answers
61 views

Can't boot Windows as a side-OS in dual boot: error: can't find command drivemap error: invalid EFI file path

I am a yet another poor soul stuck with GRUB at dual boot. The problem When I select the option to boot Windows, grub throws the error error: can't find command 'drivemap'. error: invalid EFI file ...
Broken Mesh Collider's user avatar

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