Questions tagged [grub-efi]
Questions about using grub on EFI/UEFI systems relating to configuring, installing or removing grub from EFI/UEFI partitions.
646
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How to change the boot order for 2 ubuntu systems sharing same Grub?
The efibootmgr is not showing 2 ubuntu system but the Grub GNU does show 2 ubuntu systems, how can I change the boot order to bring the second ubuntu higher on the order as it my primary system?
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71
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GRUB removed after windows update
I have a dual boot dell XPS laptop with windows and Ubuntu 22. After the latest windows update GRUB is no longer in the boot options of the BIOS. I have also tried inserting a live USB of Ubuntu 22 ...
- 109
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23
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Prevent GRUB from adding EFI entries to other disks [duplicate]
Some context to understand my situation:
I had this idea of a portable drive (in my case a SSD) containing a couple of operating systems that I could carry around and simply plug into any computer and ...
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45
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Installing Grub on btrfs /boot when root is on ZFS
I'd like to use Grub for booting my Ubuntu 22.04 system. The system has its root filesystem on a ZFS dataset, it has the usual EFI boot partition, and a btrfs partition that can be used as /boot. When ...
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38
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I can't boot into Ubuntu after installing it
I have a Lenovo Thinkpad t470s I followed the instructions to install Ubuntu but I can't boot into after multiple try I couldn't do anything
3
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0
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48
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Configuring grub-efi dialog during regular update
I had to restart my pihole server which is running Ubuntu 22.04.4 LTS after about 6 months or so. It rebooted and offered updates. I clicked Yes, entered password and the update began as usual. Half ...
- 31
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56
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Cannot reinstall grub after use of testdisk
I have 2 OS on my laptop: Windows and Linux. Once there was no space left on Linux, and, as a result, my important file was erased. I have tried to restore it using testdisk, but instead of after ...
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30
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Boot using UEFI - no way to change grapics mode used in GRUB
If i set my BIOS/UEFI to boot in legacy mode, grub shows up in standard 80x25 VGA text mode, which is fast and usable. If i set it to UEFI, it's hard coded to use a very slow driver for my laptop (...
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1
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514
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How to enable it, when GRUB_DISABLE_OS_PROBER?
How to activate GRUB_DISABLE_OS_PROBER on Ubuntu 22.04?
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95
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Windows boot black screen after partion and install of Ubuntu 22.04
I have a MacBook Pro (13,2) that underwent a physical malfunction that didn't allow me to run OSX anymore as it was stuck in an error (touchbar lost all connect).
I then wiped the whole computer and ...
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535
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Ubuntu latest kernel version 6.5.0-14-generic
I got an error in Ubuntu 23. It shows error -22: failed to register device with error 22, then it shows a bunch of logs.
I thought if I booted an older kernel version (6.5.0-9) it would work, but I ...
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116
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23.10.1 UEFI boot fails: Could not create MOKlistXRT: Out of resources
I had the Ubuntu 23.10 version running on an ASUS machine(X556UAK) along windows, and all of a sudden, the machine crashed and rendered the below error message while booting:
could not reate MOKL
...
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0
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72
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Grub-installl command doesn't work inside chroot
While restoring grub after installing windows, after mounting everything(bin, proc, run, dev, dev, dev/pts), and after chroot /mnt/ command, I don't have Grub-installl command,
Any suggestions?
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87
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Can't enter the BIOS after installing Ubuntu
I can not enter the BIOS after installing Ubuntu and for sure I do know my BIOS key is F2 and F4 for recovery. My laptop says it when it is opening.
When I try to enter the BIOS (F2 or F4, it doesn't ...
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31
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GNU Boot loader failed to load image - can't delete ubuntu from system
I've been using ubuntu dual booting with windows for over a year or so, but today I got this message when I tried to turn on my pc:
Unexpected return from initial read: Volume Corrupt, buffersize 0
...
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1
answer
105
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I think I deleted grub bootloader
I have a dual boot system with Windows 10. This morning, I formatted an external hard drive via Mini Tool Partition on Windows and powered off my PC. But now I can't boot into Ubuntu. I can boot in ...
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96
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ACPI BIOS Error-MSFT0101
I have Ubuntu and Windows on my laptop. I have two problems.
There is no dual boot to switch between the two operating systems.
I get a bunch of ACPI Bios errors that I don't know how to fix.
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1
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102
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System not Booting into Ubuntu 22.04.3 After Creating Swap Partition
I was trying to create a swap partition on my Ubuntu 23.04.3 which eventually worked out just fine, but after powering off the system and powering it back on a few times after use, I discovered I ...
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29
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Windows dualboot missing efi partition error
I currently have Windows 10 LTSC and I tried to install Ubuntu 22 alongside it, but when I was in the step of creating partitions, I had two Windows partitions, probably one for the bootloader, but it ...
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0
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318
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Installing Ubuntu 22.04.3 broke Windows 10 dual boot
I had Windows 10 co-living with a broken Ubuntu 21 installation. The grub menu was showing both of them, but only Windows was working. There was a time were both worked at the same time, but at some ...
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36
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Ubuntu 23.04 not starting
Recently I installed Windows 10 after Ubuntu 23.04, and I repaired GRUB, all good. The dual boot system was working fine. Yesterday I added a new GPU and this is what I get now when I am trying to ...
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1
answer
108
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Ubuntu remain on boot list after delete disk partition [closed]
Recently I've installed Ubuntu 23.10 Minotaur Mantic in dual boot on a dedicated 500GB SSD alongside Windows boot loader, after some issues with my desired programs and Ubuntu version I decid ...
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820
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Trying to reinstall grub after Windows update messed it up
I'm unable to enter into my Ubuntu after I updated my Windows 11. The bootloader stopped showing and the system directly boots into Windows. I tried to perform the recommended option of Boot-Repair ...
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1
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371
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mkusb grub doesn't work with secure boot on (lubuntu live persistent usb)
I'd like to make a persistent-live-usb lubuntu 22.04 that works on systems with enabled Secure Boot (bios option).
I've tried the dus-persistent method in mkusb, but I'm only able to access the grub (...
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1
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707
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IdeaPad Slim 3 15IRU8 82X7CTO1WW ubuntu-22.04.3 LTS install failed
I just bought this new IdeaPad Slim 3 15IRU8 (82X7CTO-1WW) laptop, with no OS and the following specs:
Core i3-1305U / 128GB UFS 3.1 on systemboard / Intel UHD Graphics / Intel SoC (System on Chip) ...
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1
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0
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79
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grub not showing after I deleted efi partition on HDD even though ubuntu is installed on SSD
I used to have 2 OS: windows 11 and ubuntu, windows was installed on my SSD and I replaced it with ubuntu, but after replacing grub was working just fine, but I tried to clean my hard drives so I ...
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21
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Dual Booting Win10 with Ubuntu23.04? [duplicate]
I want to dual-boot Windows 10 or 11 with my current OS Ubuntu 23.04. I tried to search on YouTube but I only found videos of dual-booting Ubuntu with Windows.
If there is any video on YouTube you can ...
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0
answers
134
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input/output error during write on /dev/sda
I have been trying to install Ubuntu on my pc, the device currently does not have any OS. But I get the error "input/output error during write on /dev/sda"
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88
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Ubuntu shows a black screen which only has a blinking cursor
My computer is an IdeaPad 3 Slim 3.
Intel Core i5
Intel iRIS XE graphics
Dual boot Ubuntu and Windows
The problem started after I created a bootable USB for cloning the image from another computer,...
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105
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Ubuntu not showing in MSCONFIG boot tab
I installed ubuntu after windows 11 but, it showed grub, but i wanted to use the windows bootloader instad, but when i open MSCONFIG and boot tab, ubuntu was not shown. Please helpenter image ...
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80
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Grub and 2x windows on 1 gpt drive (uefi)
first, sorry for my english.
Can somebody help with grub?
I updated from mbr to gpt and now i have broken grub.
I need to be able to select in grub menu which OS i want to start.
Now i have only ...
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0
answers
426
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Fixing "A start job is running for load kernel module ef i_pstore (time/no limit)" when booting
When I try to boot my PC that runs Ubuntu, it gets stucks on the welcome page and when I press any key it displays lot of messages with last one being "A start job is running for load kernel ...
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39
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Free-standing Ubuntu on external SSD after prior internal/external installation
On my Windows 10 laptop, I had installed Ubuntu on a portable SSD and it was working well. I have an ongoing motherboard issue (Factory Program Mode, serial number not identified) that is quite stable ...
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129
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Ubuntu 23.04 Installation: Failed to start systemd-ud
I was trying to install Ubuntu 23.04 on an Intel Core i7 machine, which the installer get stucked on loading screen. Using F6 button I figured out that it's running a job as below:
[FAILED] Failed to ...
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32
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Grub install faild.How could I fix this problem
cannot set efi variable to boot0000
log
The ubuntu still can boot, but cannot enter the Desktop environment normally
desktop
How to fix this？
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32
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linux 22.04 sysstem unusable linux image 5.15.0-75/58 generic always give error 1 etc default res file does not exist and more
have tried updating ...impossible....
system space ended..only 1gb or even 800mb
no downloads accepted because
linux image 5.15.0-75/58 generic always give error 1 blocking everything
in the end the ...
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0
answers
35
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Ubuntu on MacPro 2013 Grub Menu Does Not Show
Environment: ubuntu 23.04, Trashcan MacPro 2013, Thunderbolt Display on Thundrebolt.
Grub Configuration:
# If you change this file, run 'update-grub' afterwards to update
# /boot/grub/grub.cfg.
# For ...
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1
vote
1
answer
699
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GRUB not loading properly when external SSD is disconnected
I have an internal SSD on which I have my primary Windows installed. I also have an external SSD where I installed my secondary Windows and Ubuntu OS. I mostly use both the Windows OS and sometimes ...
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How to manually setup Windows 10 and Ubuntu 22.04 Dual Boot under UEFI
Note: Please read the full post with due diligence before posting comments/answers or downvoting/closing this question
Premise:
I first installed Windows 10 on my notebook-PC which created the EFI ...
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75
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How to remove grub bootloader on a locked down laptop?
Ok so I installed ubuntu on a usb stick but it also put grub on my school laptop, I cant open diskmgt on windows, how can I delete the bootloader using linux?
The only thing I can think of is taking ...
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365
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Change the UUID which the system selects for root partition
After investigation, I realized the UUID of the root partition / was appearing at least in 3 different locations:
/boot/efi/EFI/ubuntu/grub.cfg
/proc/cmdline
/etc/fstab
How do I change the UUID ...
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64
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Grub Install erro r fixed but how to access Windows?
I tried to double boot install Ubuntu alongside Windows 10 on computer with Legacy boot. In Windows partition manager I allocated 40Gb free space and then procedeed with installing Ubuntu.
From the ...
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1
answer
108
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Installing ubuntu on a machine that is not listed on Ubuntu certified desktops fails
I am trying to install ubuntu 20.04.6-desktop-amd64 in an old pc (Lenovo ThinkCentre m73 tiny 10AX0053JP). I bought here in an auction site. I used rufus and had the partition scheme set to "GPT&...
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0
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260
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Problem with non-mounting ZFS-pools at Ubuntu 20.04 boot
I‘ve got a HP-Notebook which ran out of power, cause someone unplugged the power cable, while the top was closed. So, when the battery got empty, the notebook quitted without someone taking notice of ...
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0
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204
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Ubuntu Reset System loop, Boot-Loop
I installed Ubuntu on my Windows 10 computer and tried to set up dual boot, but after doing so, the message "Reset Systems" appeared in the top left corner of the screen and the computer ...
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105
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Grub Menu not showing what to do?
I have HP desk G3 400 mini and i forgot the password and i am not able to reset it through the grub menu because i never am able to get during the boot, if i try using the terminal its asking me the ...
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0
answers
597
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Grub error message on boot
I followed this guide to get rid of an annoying 40 second white screen delay on my MacBook Pro (MBP5,2) during boot. As a TL;DR it involves deleting Ubuntu's /boot/efi partition and then recreating ...
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58
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Dualboot with windows 11 and ubuntu boot issue
I am Using Lenovo laptop with i5 Processor.
I kept dual boot with windows 11 and ubuntu. sometimes while booting into ubuntu screen stuck with data like below.
installed Ubuntu details:
Distributor ...
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0
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164
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Kubuntu installation failures onto eMMC and/or SD card
I have an Acer Spin 1 sp111-31 c3b3 I'm trying to breathe some life into.
I have already wiped windows from it through the numerous attempts I've made to install Kubuntu. This will not be a dual boot ...
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58
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grub minix* and usb* modules necessary?
Whats is the purpose of many minix*.mod inside /boot/grub/x86_64-efi/ ?
And
Can i get less input lag deleting grub USB modules like ehci.mod, uhci.mod, ohci.mod, usb*.mod and disabling /boot/efi ...
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