Questions tagged [grub-efi]

Questions about using grub on EFI/UEFI systems relating to configuring, installing or removing grub from EFI/UEFI partitions.

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Ubuntu 20.04 is not booting (dual boot with Window 10) after BIOS update

I updated my Dell G3 3579 bios to 1.12.0 and tried to boot-repair for ubuntu 20.04. Even though the ubuntu loader is showing on top of the UFEI boot setting, it does not load and only Window 10 is ...
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1answer
28 views

My dual-boot PC boots directly into Windows since I upgraded my Ubuntu to 20.04 LTS

I've been using Ubuntu 19.10 and Windows 10 on my device with dualboot. Recently, I upgraded Ubuntu to 20.04 LTS, and since then, my PC skips GRUB and boots directly to Windows 10. To solve this, I ...
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127 views

Windows won't boot after Installing Ubuntu 20.04

Noob here. Installed Ubuntu 20.04 to dual boot on my laptop. However, now in grub the Windows Boot Manager doesn't load Windows. Looking at Gparted, I'm booting from /dev/nvme0n1p1, but the OS is on /...
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16 views

Lost the ability to boot into Windows after Kubuntu 20.04 install

I've been asked to fix a Windows 10 PC with a weird setup. It could not connect to any network except the one at the school where my friend works, and there it could not connect via WiFi, only through ...
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14 views

How to stop automatic boot entry creation

I previously used a Lenovo PC on which I have Ubuntu and Parrot installed in it. I then switched PC to HP EliteBook. To preserve state, I just switched the hard drive. When I tried booting, it didn't ...
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36 views

Ubuntu 20.04 GRUB installation failed

I tried installing Xubuntu 20.04 alongside Windows 10 in efi mode Booted through LiveUSB and during installation of GRUB Bootloader I get this error "grub installation on dev/sda failed this is a ...
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19 views

Ubuntu 20.04 Does Not Boot

I originally had Ubuntu 18.04 installed on my dell xps 13 (2017). A couple days ago, I replaced it with Ubuntu 20.04 due to constant error messages. Until today, I was able to use it without any ...
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1answer
25 views

Computer boots into GNU GRUB 2.04. Need help booting Ubuntu installer from commandline

The computer I have is the Surface Book Gen 1. The computer has Pop!_OS currently installed. The main problem that I have is that the operating system has encryption which has become a slight ...
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10 views

How to get grub menu back

While running sudo update-grub, I am geting the error message as "Syntax error at line 665 Syntax errors are detected in the generated GRUB config file. Ensure that there are no errors in /etc/default/...
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1answer
25 views

Trying to fix my ubuntu installation and I am getting this EFI error

Anyone know what this error is about?
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2answers
98 views

Unable to boot Windows 10 after installing Ubuntu 20.04

I initially had Windows 10 in my laptop and decided to dual boot it with Ubuntu. I successfully installed Ubuntu 20.04, but now my laptop is automatically loading Ubuntu only. No GRUB menu is shown ...
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2answers
43 views

Grub menu not showing after ubuntu installation [closed]

Guys my laptop had only windows 8 version. Recently I installed Ubuntu 18.10 version in it. But the problem is it is now booting directly to windows. As seen in forms I tried turning off secure boot ...
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2008 iMac, Ubuntu Stuck on Purple Screen

I've been struggling to get Ubuntu 18.04 to work on my 2008 iMac. Grub loads. But system gets stuck on blank purple screen. I have "nomodeset" enabled. Ubuntu LiveCD works on same iMac. So the iMac ...
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1answer
58 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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Mac - Holding Option at Start Up and Choosing EFI Boot - “System BootOrder not found. Initializing defaults.”

I set up my old 2012 Macbook Pro to have dual boot with MacOS and Ubuntu 20.04. I installed Grub Customizer so that when I turn the laptop on, it always defaults to boot Ubuntu. However, when I hold ...
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1answer
49 views

Ubuntu EFI booting fails after Mac OS X booting

I have installed Ubuntu on a Macbook pro (early 2011), from Ubuntu live on USB. After the install, Ubuntu boots and reboots automatically after restart. Mac OS El Capitan also boots after pressing ...
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1answer
30 views

Error with grub and linux-image that can't fix

grub-pc error I'm a fairly new linux user that installed a dual boot Ubuntu 18.04.4 LTS (Bionic Beaver)/windows 10 Home. After messing around a bit with the configuration of the grub to change the ...
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91 views

Fresh Ubuntu 20.04 installation won't boot after GRUB and stuck in boot loop [duplicate]

I made USB bootable using Universal USB Installer on another windows 10 PC. Installed using the "Ubuntu (Safe Graphics)" option because the "Ubuntu" option freezes the wizard before installation. ...
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48 views

Failed to set MokListRT: out of Resources : import_mok_state()

I'm facing a huge problem with MOK manager. After a install Ubuntu 19.10, with third party drivers install enabled, I rebooted the system. On boot, MOK manager was launched normally, but accidentaly I ...
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1answer
447 views

Ubuntu 20.04 boot freezes after shutting down the PC, but not after restarting from Windows 10

I installed Ubuntu 20.04 alongside Windows 10 UEFI. To install it I used the option "Install alongside Windows bootloader". When I boot Ubuntu from the grub after shut down the PC, it freezes, but if ...
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79 views

20.04 System Boot takes very long time after reinstalling grub to EFI partition

My Boottime as far off (~3 minutes) on a modern Slimbook Pro3 Laptop with SSD. Problem is, that i had to reinstall grub due to some system failure. What i did: - Fresh install of Kubuntu 20.04 on my ...
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104 views

Kubuntu 20.04 grup design wont update and i cant install vscode

I am new to Kubuntu and I have 2 ssds one windows and one Linux so I did dual boot and installed Linux via UEFI, (I tried to install without UEFI but I got this error all the time : Executuing 'grub-...
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35 views

Removing Grub from Windows boot drive, but still be able to boot from usb

I installed Linux on a USB drive. I made sure to keep the efi partition in the USB drive itself and set the bootloader to install in the USB drive as well. However, every time I start my Computer grub ...
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16 views

Change GRUB active - Cambiar GRUB activo

On a UEFI-GPT system I have installed Windows 10, KDE Neon 5.18, Ubuntu 20.04 and Kubuntu 20.04. Of course, the Grub that predominates is that of the latest installed Linux distribution. My question ...
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30 views

Cannot Access Windows after Ubuntu uninstallation

So, I deleted/uninstalled Ubuntu using the default disk partition tool in Windows 10 and now am stuck at the GNU Grub Version 2.02 Minimal Bash like..... I must point out that I Disabled Secure boot ...
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1answer
47 views

Booting problem in Ubuntu.18.04lts

Yesterday ,i normally shutdown my laptop. But,when I switch on my laptop ,there was a problem on booting. It is showing that UNEXPECTED INCONSISTENCY , /dev/sda3 run fsck manually.what will be the ...
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29 views

GRUB boot menu doesn't show Ubuntu anymore after I installed Phoenix OS

I installed Ubuntu 18.04 alongside Windows 10 and all went well. The GRUB menu always allowed me to select which OS I wanted to boot. But when I added Phoenix OS, Ubuntu stopped appearing in the ...
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97 views

Error: file `/boot/grub/x86_64-efi/normal.mod not found

I have my Ubuntu 18.04 installed but deleted the Kali os which I used to use. While in Bios I selected the Kali one and was stuck with is error.
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1answer
101 views

Unable to update any packages after upgrading from Ubuntu 16.04 to Ubuntu 18.04

I upgraded my OS from 16.04 to 18.04 yesterday. While upgrading for 6 packages (namely grub-efi-amd64, gdm3, grub-efi-amd64-signed, cups-pk-helper, ubuntu-desktop, gnome-initial-setup ) installation ...
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1answer
30 views

Unable to boot Windows 10 despite running boot-repair in Ubuntu [closed]

I used boot repair's 'Recommended Repair' within ubuntu to fix the grub and boot issue of Windows 10 OS on an Alienware 15 R2, which fixed only the grub. Pastebin link generated by boot repair: http://...
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2answers
58 views

Ubuntu 19.10 wont boot after grub menu ubuntu selection

I have a fresh install of Ubuntu 19.10(UEFI). A) I can’t boot to Ubuntu after grub selection. I can't enter Ubuntu to have bash to disable it. Are there any ideas? B) Also, since Ubuntu is the only ...
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1answer
150 views

BIOS Error: System crash when booting from live USB with bionic 18.04/ focal fossa 20.04 daily build

When booting from Live USB with Ubuntu 18.04.4 image, I've got the following error ~10 seconds after the GNOME shell was loaded: This error leads to a system shutdown. I've tried to select Try ...
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26 views

How do I get the grub menu to show on a MacBook?

I've installed Ubuntu 19.10 on my MacBook (Mid-2010 a.k.a. Macbook7,1) as the only OS. Right now my system is working but it has a few issues. One of those issues is that I can't seem to get GRUB to ...
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2answers
112 views

How do I add UEFI Windows 10 to Ubuntu 18.04.4 LTS legacy boot grub?

Pretty self-explanatory. I recently dual booted my system and I am able to choose which to boot into at bios. I would like to be able to choose which OS to boot into through the ubuntu grub, but it ...
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21 views

Dualbooting with windows 10

I'm a noob. Here's the situation i'm having: i've got an old computer with DG41TY motherboard. 1) Win10 is installed in UEFI mode (GPT Disc). 2) The MoB just has a single setting for UEFI boot( ...
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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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38 views

EFI not found. This could cause to not proper booting and may cause a fail in stallation

I am new user to ubuntu. While i am installing dual boot of ubuntu with windows.I am getting an box which says No efi partition was found.This system is likely not to boot successfully and the ...
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24 views

Are there alternative installation modes for GRUB on terrible UEFI implementations?

I have a Lenovo TS130 that has an absolutely terrible BIOS. I think it probably dates back tot he vendor's first forays into UEFI. It lacks an EFI OROM for Intel RAID, only has a legacy OROM for that. ...
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24 views

Ubuntu windows dual boot with ubuntu on sata ssd and windows in hdd caddy

I want my ubuntu ( or any other linux) on my sata ssd and windows on my HDD Caddy. Is it possible? If yes what's the procedure? How to configure GRUB? Why i want this? Well, i dont have large ssd or ...
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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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1answer
75 views

I am stuck with GNU GRUB on my MacOS after removing Ubuntu

I installed ubuntu 19 on my mac os sometime ago. However, I decided to remove it using gparted after live booting ubuntu using a flash drive. Thereafter, I loaded in MacOS and download the latest "...
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1answer
137 views

Change boot order when rEFInd Boot Manager seems lost

I originally installed a dual boot system Mac OS X + Ubuntu [using EFI as the start up by following How to Install and Dual-Boot Ubuntu on Mac]. As predicted, Ubuntu took over the start order so I ...
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0answers
21 views

Grub menu sometimes blank when booting

I uninstalled Windows 10 from my computer about 2 weeks ago. After that, I had to reinstall grub again with a LiveCD in order to be able to boot into my already installed Ubuntu 19.10. After I ...
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27 views

SSD-dual booting with two hard disks

The goal here is, how best to have windows on an SSD, Ubuntu on the HDD and the ability to boot both at will. I have attempted the dual boot thing previously and then windows 10 decided to demolish ...
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13 views

19.10 failing to launch after win10 dual boot install

Asus Vivobook S15. Live session runs fine from USB. Can't seem to get grub to work when I install. I did disable fast boot and secure boot from the UEFI prior to installing Ubuntu. Try 1: install ...
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75 views

Dual boot: Boot splash screen not showing up on boot up

In a dual boot installation, my default OS is Arch Linux. I then installed Ubuntu Server 18.04 with Budgie as dual boot but due to sluggish Internet, the installation was a bit botchy. I had to ...
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0answers
17 views

Is it possible to upgrade version without grub?

My Ubuntu is asking to update from 19.04 to 19.10. the thing is I have more distros installed and I don't want grub being installed in Ubuntu. When I do do-release-upgrade it forces to install grub
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45 views

My Hyundai Thinnote 14 has a 32bit EFI and but Pentium N4200 64bit processor. Can I install Ubuntu?

I have a Hyundai Thinnote 14 and am wanting to move off of Windows 10 and use Ubuntu. The problem is the EFI installed on the Thinnote is 32bit (IA32) so cannot execute the *X64.efi file(s) needed to ...
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0answers
14 views

problem installing to live ex drive

I have tried to install ubuntu and mint and get the same issue with grub failure crash. and says it sorry! im new to this and need help at this point. image of partition created by mint I ran the ...
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1answer
305 views

No EFI partition found… Please go back and add an EFI system partition

I'm looking for help with the error message: No EFI partition found... Please go back and add an EFI system partition.. I had installed Ubuntu 19.10 as a dual boot with an existing Windows 10 HP ...

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