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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How to restore Windows bootloader and still have Kali Linux

I installed Kali Linux 1.0.9a on my Windows 8.1 system today and installed it, but I don't want the GRUB bootloader menu. I want to use the original Windows bootloader. How can I do this?
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Grub rescue screen on dual boot laptop

I have a laptop with a dual boot of Linux Mint 17 and Windows 7. This evening I booted Mint and unconsciously pressed some buttons and came into a HP backup screen. I exited this screen and now my ...
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Add Windows Server 2012 R2 to Grub2 boot-loader

Short version: I have Windows 7, Windows Server 2012 R2 and Ubuntu 14.04 installed on my hard disk. I use grub2 as my boot-loader, so when I start up I can choose between operating systems. The ...
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What are the advantages of GRUB over LILO? [on hold]

Why is GRUB so much more popular than LILO? The only distribution that I can think of that uses LILO by default is Slackware Linux. All other distributions use GRUB. To this day I've never understood ...
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13 views

How to change the main grub

I have two ubuntu installs, A and B. The "A" is my main install. In B, I have compiled and installed a custom kernel. Then I run sudo update-grub. The problem is that, running grub in "B", it does ...
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Set USB boot with GRUB without using BIOS setting

I need to mount USB with GRUB without using BIOS config (i dont have any password for edit bios config). I'd like just use my LinuxLive distro installed on my USB but BIOS setting are set for HD boot ...
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24 views

BIOS does not shows up Windows 8 EFI after Ubuntu install & incorrect partitioned size

I had window 8.1 preinstalled on my laptop. Recently I also installed Ubuntu alongside to have dual boot. But anyhow after install i.e. restart or due to some alteration; I can not see choices to boot ...
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1answer
29 views

Bootloader priority issue

Good day to you all. I have a problem with the bootloader on my pc. I've followed a guide and i've partitioned my SSD so that now I have W8.1 and Ubuntu 14.04. The problem is that when I switch my pc ...
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1answer
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After “grub>” mensage install Fedora 20

After installing the Fedora 20 sucessfully and rebooted, I have received the message on boot: Grub> I stay stuck on this screen and don't know what to do. I think it might be a problem to load ...
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25 views

How do I start Kali Linux properly?

I'm new to Linux and I've decided to begin with Kali Linux because I want to 1, get familiar with the distro, and 2, It is the perfect distro for digital forensics and ethical hacking, my possible ...
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23 views

How to create bootable USB in Linux without root access?

My laptop HD died (continuously getting grub-rescue screen with attempt to read or write outside hd0 error), now I dont have a bootable CD/USB and all PCs at my workplace have non-root access (so ...
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Safe to blank MBR of a disk after adding it to an RAID1 array with mdadm?

I created a RAID1 array of two disks, /dev/sda and /dev/sdb, using mdadm. After several booting problems related to the BIOS and SATA/RAID controller of the board, I accidently created some new ...
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1answer
32 views

Grub 2.02 on vacation after first boot - Arch on mSATA USB

I have a freshly installed Arch Linux LVM inside a LUKS container all nestled on an external USB SSD. Although I have no problem with the Arch system itself, I do have a problem with Grub. After the ...
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1answer
30 views

GRUB menu not showing up

I am dualbooting Crunchbang and Windows 8.1. Whenever I start my computer, GRUB appears. However, GRUB appears not as a menu, but as minimal grub bash. After messing around for a while, the ...
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17 views

Removing GRUB when migrating to SSD

I have an SSD that I would like to migrate windows to. It previously had Ubuntu installed. After reformatting the hardrive, then using cloning software to clone the windows onto it, I tried to boot to ...
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24 views

How to install GRUB to a 4 GB SD Card

I tried to install Kali Linux with Windows 8.1 but I couldn't install GRUB or LILO so it says "Missing Operating System". How can I install GRUB to an SD Card?
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1answer
116 views

Installing Ubuntu 14.04--Grub Rescue Error after failing to turn off secure boot [SOLVED]

I am not able to start the operating system .Whenever I try to start the operating system it shows the following error: file /boot/grub/i386-pc/normal.mod not found Entering rescue mode... grub ...
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my grub is not show my win 8 along with kali linux

i install kali in my windows 8 PC but it don't show my windows in my grub I tried to update the grub but it don't work and neither it shows grub2
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Shutdown on BURG

I'm using BURG in my computer with 2 partitions: a Windows 7 and a Linux Mint 17 as well as the Sora theme. Everything works perfectly, except the shutdown button. When using the halt command, it ...
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1answer
38 views

grub2 loads vfat filesystem error

after half a day of trouble shooting I still can't start Arch properly. I use a dual-boot system and Grub usually start Arch properly but often it happens that it tries to load from an unknow vfat ...
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1answer
28 views

Grub can't find Windows 7

Using Ubuntu 14.04.1 LTS after upgrading from 12.04. I have 3 hard drives: sda has Windows, sdb has Ubuntu, sdc is a non-bootable backup drive. Before I upgraded to 14.04, I had an option to boot ...
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unable to boot ahter instalation : freeBSD

I have ubuntu installed in my system. I just installed freeBSD 10.0 in to my system. Where /dev/sda1 is where my ubuntu is installed , and /dev/sda2 is where I install freeBSD. Installation of ...
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Restoring Windows boot entry on GRUB

I made a lot of mistakes lately with my systems, and now I have an issue. After installing fedora 20, I tried to resize my windows 7 partition, and generated an error with the actual size of the ...
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1answer
81 views

Windows 8 entry is missing in ubuntu grub

I have installed Ubuntu 14.04 in my computer that already has W**indows 8 pre installed**. Now when I restarted , I cannot see Windows entry in the grub created by Ubuntu. Now i cannot enter into ...
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2answers
60 views

Is it safe to backup my HDD?

Currently I see 2 parameters reaching design limits, namely Reallocated Sector Count as well as Spin Retry Count from the SMART data. The computer boots once out of 10 attempts and I have seen BSODs ...
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27 views

GRUB: no such device

I had to reinstall Mint recently and after reinstalling, I get an error in GRUB: error: no such device: *hex-hex-hex* Entering rescue mode... grub rescue> I have tried a bunch of things, such as ...
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1answer
29 views

Boot-Repair utility asking me to open terminal and fire commands?

I just installed Ubuntu 13.10 alongside Windows 8.1. Installation is complete. Ubuntu has been installed. Problem is, there is no GRUB. So of course I downloaded the famous boot-repair utility and ...
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grub2-mkconfig on Gentoo cannot create xen entry

My Gentoo system is up to date, and I have added xen use flag to grub2 package. I saw there is a /etc/grub.d/20_linux_xen file. But when I ran grub2-mkconfig, no xen entry is created. According to the ...
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1answer
84 views

With Centos 7 as a Virtualbox guest on a Mac Host, how can I change the screen resolution of the console / command line?

I am using the minimum install of CentOS 7 with command line access only (no graphic support installed). After spending hours reading online about editing grub files, installing guest additions, and ...
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34 views

It seems OS calculates partitions' sizes/boundaries differently while hdd connected via sata or usb adapter

I have kali linux installed on my laptop. Just've bought new drive (WD 500GB one) for it recently and used combined knowledge from these two guides: http://bremford.org/tips/MigrateDiskInUbuntu.html ...
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86 views

Dual operating system, cannot boot Windows 8, tried Boot-Repair-Disk and Windows repair, GRUB, EFI

I used to have one hard drive(1TB) with Windows 8(64bit) installed, then i added a new hard drive(256GB) and tried to install Ubuntu in it. After installing Ubuntu to the new hard drive, I can only ...
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19 views

PC connects to Samba Server automatically

This is a situation where the PC connects to Samba Server (SMB) automatically. I first realized this was happening on a Windows 8.1 laptop, which is a refurbished HP Pavilion g7 from HP. When booting ...
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1answer
64 views

GRUB 1.99 CentOS 7

I just added CentOS 7 to an existing Ubuntu system (using GRUB 1.99). When I do a grub-mkconfig -o /boot/grub/grub.cfg, it detects the CentOS, and adds two entries (one looks like normal, one like ...
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22 views

Enabling Virtualization in a dual boot

I have a dual boot system with Ubuntu 12.04 and Windows 8 installed and a grub loader appears at startup for OS selection. I have installed vmware in my Windows partition, and it requires Intel ...
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83 views

How to make Android x86 bootable again?

I have an old ASUS eee PC 1000 with Lubuntu installed on the larger 30 GB disk (sdb) and Android x86 (stable release 1) on the smaller one (sda). Android x86 was installed first as has been ...
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1answer
26 views

Grub command not allowing to boot

Installed redhat linux server and windows 7 as dual boot. While adjusting storage space on my laptop on windows, I deleted redhat Linux partition. Now I rebooted my laptop. It's always showing GRUB ...
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84 views

Ubuntu 14.04 hangs at “[2.688088] Switched to clocksource tsc” (Intel Pentium 4)

I installed Ubuntu Server 14.04 on a Pentium 4 machine but booting the System hangs at: [2.688088] Switched to clocksource tsc I've tried all the Grub kernel bootoptions listed in this post: Linux ...
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24 views

Booting Linux from USB on a Mac

I'm only posting this question because it seems I've been trying to get this to work for the last 2 weeks and feel like im exhausting my options. I'm trying to build a persistent Linux system ...
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1answer
101 views

remove a boot option from Windows 7 menu (with grub)

I've an old eeepc that was shipped with Windows 7 starter installed, about a year ago (or more) I've installed a Debian/Linux using the Debian installer for Windows, everything went fine or so I ...
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93 views

Hide all kernel boot messages/logging when disabling splash screen Lubuntu 14.04.1

In Lubuntu 13.10 I was able to redirect the kernel messages/logging to another tty by adding the following to the Grub file in order to hide all kernel boot messages when disabling the splash screen ...
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1answer
97 views

Grub menu dosent appear. Boots directly to windows 8.1

I have been struggeling with a problem for a couple of hours. It feels like I have tried everything but nothing works. I installed linux mint 17 alongside with windows 8.1. I turned off fast boot and ...
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20 views

Windows entry in grub menu

I've installed encrypted windows/linux dual-boot. After installing aplication "startupmanager" from debian repo, the grub menu was modificated and windows entry dissappeared. As the windows is ...
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35 views

Running Windows installer from hard disk on Linux

I am trying to install Windows Server 2012 on a Hetzner dedicated server with Linux. Hetzner provides free KVM access whenever I need it, but unfortunately, their KVM's have a broken ISO mounting ...
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1answer
76 views

Windows 8.1 bootloader recovery

I have installed Linux Mint on notebook with Windows 8.1. I didn't install grub on /dev/sda and installed it on /dev/sda5. After booting to Windows I tried to add Linux in Windows bootmenu using ...
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20 views

Unable to do fresh Linux install from CD

I am using Windows 8 OS on my laptop and I had installed CentOS linux earlier. The BIOS is set for UEFI mode, thats why I had to switch it to legacy mode to support boot from CD. Anyways, I managed ...
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37 views

EasyBCD: can't boot into Windows after ticking neogrub boot loader in EasyBCD

I ticked neogrub bootloader in EasyBCD, thus the opiton "Windows 7" is disabled, as shown in the pic below. Then I reboot the system and now I can't enter windows 7, what can I do? thanks! ...
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52 views

how to modify Grub or mgr so that I can boot into windows 7 instead of Neogrub

I have installed windows7 in C drive. Now I use easyBCD to install ubuntu. I followed the steps according to an article which teaches how to install ubuntu-windows dual system(not in English, so I ...
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1answer
61 views

Grub Bypassed (Dual Boot, Dual Disk System)

My system has 2 disks. (/dev/sda and /dev/sdb) I am dual-booting Linux Mint 13 and Windows 7. Windows 7 is on /dev/sda1 Linux Mint's / is on /dev/sda6 Linux Mint's /boot is on /dev/sda5 I just ...
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36 views

Is it possible to delete files under Grub?

I want to install ubuntu using easyBCD and ubuntu ISO file after some configuration. I put the ISO image and initrd.lz and vmlinuz in C drive(where the windows7 is installed). Then I set the default ...
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1answer
47 views

Fedora 20 64 bit

Some thing hs happened to my fedora 20 64 bit installaion. I can boot grub and it goes though the start up and then displays the following mesage; Booting Fedora (3.15.8-200.fc20.x86_64) 20 ...