GRUB (GRand Unified Bootloader) is a multiboot bootloader from the GNU project. This tag is for questions relating to the legacy version of GRUB. Use the GRUB2 tag for questions dealing with GRUB2, a rewritten version.

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Fedora ia_64 chroot environment - grub is retaining external environment

The system is Fedora 20. There are two environments, the first is the booted environment. It is LVM based and is labeled 'fedora'. The second is LVM based as is labeled 'vg_raidrootbu-server'. The ...
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GRUB2 + encrypt. /boot: Load cryptkey from usb

Grub2 allows to encrypt the boot device with LUKS. Booting the system, it shows a prompt for entering the passphrase. In my case, the passphrase should be secure, so it is very long. Is it possible - ...
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Can't boot ISO images directly off my laptop

I'm running Ubuntu 14.04 and looked through https://help.ubuntu.com/community/Grub2/ISOBoot so that I can boot from an Ubuntu 14.10 ISO. But it isn't working, when I select that menu entry from the ...
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Grub Fallback Not Working in Redhat 6.5

I'm trying to set up a grub fallback system in grub.conf, but none of the settings in the grub 0.97 documentation have any discernible effect. Also, there is no grub-set-default command present. This ...
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1answer
118 views
+50

Installing Windows Update 3033929

I am using grub as default boot loader for my dual boot laptop (DELL Vostro 3750). My system is currently undergoing a reboot loop (infinite) because of Windows Update 3033929. As described here: ...
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Recover BIOS on Lenovo U310 Touch after Windows 10 rollback

I have a Lenovo U310 Touch. Before the start of the problem, I used to have a dual boot configuration with Linux Mint 17.1 and Windows 8.1 installed side by side. I used to have a GRUB bootloader with ...
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Can’t boot into Linux Mint after installing Arch Linux

On my computer, I have Windows 8.1, Linux Mint, and recently Arch Linux, installed in a partition scheme like so /dev/sda1 SYSTEM (Win 8 bootloader, BCD, etc.) /dev/sda2 Windows 8.1 ...
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31 views

Unable to boot Ubuntu from USB on a Windows 8.1 system

I am trying to install Ubuntu 14.04 on my system which already has a Windows 8.1 installed. I have created a bootable USB flash drive but I’m unable to boot from it. I looked around but could not ...
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32 views

How to manually boot with grub or: how to boot a 32bit Linux OS on a 32bit only UEFI firmware computer?

I want to install a 32bit Linux (e.g. Ubuntu) on my Intel Atom Bay Trail tablet, but I fail to get it to boot. The device's firmware only supports 32bit bootloaders. There are guides that somewhat ...
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25 views

Damaged partition table in dual boot system

Since this morning grub fails to boot to any of my two operating systems (Windows 7, Xubuntu 14.04) and gives me a grub_rescue prompt. I first tried to boot into Xubuntu but I could not ls in any of ...
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Windows 7 stopped booting after I installed linux mint

I have recently installed Linux mint 17 on my friends computer. After reboot, Windows 7(loader) was not shown in grub. I tried to run boot-repair. Here is log: http://paste2.org/wDN81wn7 . After ...
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Stop Windows 8.1 from removing Grub

I've got a relatively new HP Envy machine running Windows 8.1 that I want to run Ubuntu on. Installation works great and I'm all happy until I boot back into Windows, at which point grub is removed ...
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26 views

Windows 8 won't show in my GRUB menu

I recently downloaded Kali Lunix to my Windows 8.1 computer. I have a Gateway NV570P09u. After I went the the graphical installation and put Kali onto another Partition Disk, I was put into a GRUB ...
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1answer
40 views

How do I remove unneccessary boot device options?

Long story short: had win8, decided to make dualboot, installed manjaro linux (mounted /boot/efi to windows' efi partition), oh noes grub doesnt show option to log into win8, managed to create win8 ...
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24 views

Can GRUB discern between power on by magic packet and power on by hardware button?

I have a dual boot win 7 / linux Mint with GRUB 2 as Bootloader. I was wondering for some time now if it is possible to set up GRUB to display a OS list when I start computer by pressing the power ...
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22 views

Debian - missing /by-uuid/ in boot image

We proceeded few disk operations on our server (system disk was extended for new hard drives) and unfortunately after reboot boot stuck on error: ALERT! ...
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1answer
30 views

Bios does not load, system boots normally after changing time settings

I am very confused by this. I have a CyberpowerPC laptop (Intel HM87 main-board) with dualboot (Win 8.1 and Ubuntu 14.04, both 64 bit). I had the dualboot time difference problem many people have, so ...
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1answer
29 views

How get reach of Grub at Debian and going to desktop environment?

Recently I installed Debian Distro of Linux as a 2nd operating system, When I chose the Debian operating system during boot, a command prompt (like to Terminal at Ubuntu) starts with message "Welcome ...
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1answer
12 views

Remove Grub from its own partition

Some time ago I installed Ubuntu alongside Win8.1 and didn't like it quite much but decided to leave it installed. Now I wanted to delete it and as I've already had problems before uninstalling ...
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24 views

Gentoo can't boot on GRUB2

Gentoo is on /dev/sda4 and /dev/sda3 is /boot,/boot/kernel-genkernel-x86-3.18.7-gentoo and /boot/initramfs-genkernel-x86-3.18.7-gentoo both are genkernel-built,but GRUB says:could not find the root ...
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22 views

Graphical Grub/Bootloader Menu

Does anyone know of a boot loader that use graphical indicators instead of just a command line menu? (preferably grub or grub2 compatible, I don't really know much about the, or my, tech stack for ...
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Will converting my partition table from GPT to MBR fix my failed bootloader installation? [duplicate]

I have problems with GRUB but I don’t know if the following solution is going to be a) safe, and b) effective. This article seems to suggest that I should change my partition table from GPT to MBR ...
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1answer
18 views

How do I boot into Xubuntu after dual booting along-side Windows

I recently installed Xubuntu 14.04 from USB on a netbook running Windows 7. It installed fine, but before I restarted the machine, I removed the USB stick (out of habit). I couldn't shutdown the live ...
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1answer
28 views

Partition resize error

I've decided to remove my old linux [/] partition and enlarge my Win7 partition, before install new linux distro. For first time in my experience something gone wrong when I tried to resize (enlarge ...
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How to delete the 2nd bootloader created by EasyBCD and leave GRUB?

I have two bootloaders now; I have the GRUB and the EasyBCD that I've created before the Linux was installed properly. After reinstalling Ubuntu for the 2nd time, the GRUB came right, but now that I ...
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1answer
68 views

how to get grub menu back in tripple-boot setup

I have windows 8.1 preinstalled on my laptop I installed Linux Mint 17.1 for a time and dualbooted then I decided to also install Windows 7. After this I can just boot into Windows 7 and Windows 8.1. ...
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1answer
55 views

HDD Power-Up in Standby: prevent from spinning up

On my Linux Mint 17.1 system I am using a Western Digital WD20EZRX HDD for backup. To minimize power consumption and to extend drive endurance, I want the HDD to normally be in spun-down standby ...
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16 views

dual operating system windows and ubuntu14.10

a have a dual operating system; windows 8 and Ubuntu14.10, it seems I formatted some partitions and it does not boot anymore. I repaired it through Ubuntu boot-repair and it was only windows 8 that ...
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1answer
80 views

Lenovo onekey and reboot stuck in GRUB

I have a Lenovo g50-45 with onekey recovery with Windows 8.1 pre-installed. I dual booted with Ubuntu. Then I uninstalled Ubuntu. then tried to reinstall with USB using onekey. I got this screen: ...
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1answer
46 views

System Reserved partition is showing up in “My Computer” along with other partitions

I use Windows 8.1 along with Ubuntu 14.04(Gnome) a dual boot. I used boot manager in Ubuntu to fix the grub in Linux to make Windows boot appear in the grub. Later I found Windows has two entries in ...
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36 views

How do I modify the GRUB boot menu?

I have dual boot Windows 8.1 and Ubuntu 14.04. When Ubuntu installed GRUB, it created two entries for Windows 8.1, one for /dev/sda1 and one for /dev/sda2. How do I change the boot menu entries to ...
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unknown filesystem blunder mistake

I was using my desk top having 320gb hdd, I dual booted it with ubunto lts on different partition . every thing was good but one day i was recovering my windows 7 for refreshing purpous using ghost ...
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1answer
39 views

Can't install grub on MBR, encountered an error “Unable to install GRUB in /dev/sda”

I want to install a linux distribution on my computer. I have a SSD and an HDD. The SSD has Windows 8.1 and I partitioned 200 gigs from my 1 TB HDD to install linux. The linux installation was going ...
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1answer
20 views

GRUB disabling timeout if PC reboots too often

I have a multi-boot enabled system that has a few operating systems installed on it, and the booting of the actual OS is handled by GRUB initially. I have the following options in my boot menu: [*] ...
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1answer
45 views

Accidentally deleted Windows boot manager

While installing Ubuntu 14.10 onto a partition of one of my two hard drives, I've accidentally deleted my Windows 8.1 boot manager that was on my other hard drive. How can I fix this so that I chose ...
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3answers
85 views

Install grub on a disk drive by UUID

There is a way to indicate to grub to install on a device MBR by UUID instead of using /dev/sdX ? I'm setting a external eSATA hard disk with NixOS, and obviusly, the hard disk not would be always the ...
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Booting a live image of fedora

I want to install fedora in my B drive. I have two hard drive (partitioning can be seen in attachment) and one of them is partitioned into two. I have copied an iso document in B drive . When i ...
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37 views

How do I get GRUB2 to boot to cloned Windows 8 disk?

I have a system up and running with Ubuntu and Windows 8 using GRUB2. I cloned the Windows partition to a new SSD with sudo dd if=/dev/sda1 of=/dev/sdc1. I partitioned the second SSD the same as the ...
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24 views

Getting Dual-boot to work on (non?) UEFI system.

This is the first time I'm working on a Laptop with UEFI so bear with me. I'm gonna bullet-point this to make it quick: HP Envy 6 Windows 7 Preinstalled Default BIOS setting: Legacy Support - ...
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1answer
28 views

Ubuntu installation: GRUB fails to install

Many times I've tried installing Ubuntu in an computer, however it always fails to install GRUB. It always displays an fatal error message. I boot the Ubuntu network installer via an pendrive with ...
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grub-mkconfig generating a shell script instead of grub.cfg

I had some problems with Ubuntu installation, I couldn't install GRUB, so I installed syslinux. Syslinux also had some problems with booting, so I just downloaded and burned super-grub2-disk and ...
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1answer
53 views

Grub from ubuntu and grub from Mint

I installed Ubuntu 14 in a partition of my computer having Linux Mint 17 installed. Then I uninstalled Ubuntu and the grub dissapeared and I couldn't use anything, so I reinstalled Ubuntu and the grub ...
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0answers
43 views

Windows boot problems after installing Ubuntu

I have been using Windows 8.1 on my laptop(lenovo) for a while now and decided to try and install Ubuntu so I can dual-boot Windows and Ubuntu. So today I installed Ubuntu 14 on a separate partition ...
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43 views

Cannot boot onto any OS after deleting Linux partition on UEFI system

Today, I decided to delete Ubuntu 14.10 from my computer. Everything was OK, I had created the USB recovery drive of Windows 8.1. After formating the Linux, I restarted. Sadly, I forgot to delete the ...
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1answer
21 views

SuperMicro won't boot (won't POST) after trying to modify GRUB

I have a SuperMicro in this configuration. We installed Ubuntu 12.04 on it and I used it for over a year until finally upgrading to 14.04. I upgraded from CD choosing only default options, and the ...
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213 views

Windows 8.1 Dual boot Error: cannot find image (/EndEntire)

My dell 7537 laptop had pre-installed Windows 8.1 Pro. I installed CentOS 7 making dual boot with Windows 8.1 Pro by getting /boot/efi from Windows Boot Partition. I can easily access CentOS but ...
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1answer
103 views

Migrating existing Debinan installation to LVM on LUKS with encrypted /boot

I have a VirtualBox with Debian Jessie. After some point I decided to create new virtual drive, encrypt it with LUKS, and copy old system to it without reinstalling. I've used several guides (1,2,3,4) ...
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Does grub2 try to load stage 1.5?

I try to hunt down a multi-os boot problem but for this I have to understand what does GRUB2 trying to do. The mbr was overwritten by grub2 at debian wheezy 7.7 installation. As wikipedia states: ...
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1answer
214 views

Windows doesn't boot after removing Ubuntu: grub black screen

I had Ubuntu and Windows installed in dual boot. I wanted to remove Ubuntu and, following suggestions online, I eliminated Ubuntu partitions. When I restarted PC I got this on black screen: "GNU ...
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1answer
169 views

Windows 8.1+Debian 7.7 (GRUB) Dual Boot across two SSDs not allowing restoration of MBR for Windows

I've tried too many different things to list, but I'll explain the main ones. SSD 1 => Windows 8.1 (Primary Boot in BIOS) SSD 2 => Debian 7.7 GRUB is currently in place as bootloader. I've ...