GRUB2 is the next generation of the GRand Unified Bootloader (GRUB). Ubuntu has used GRUB2 as the boot loader since 9.10 (Karmic Koala). Commonly referred to as simply "GRUB".

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Clarification on sharing NTFS and installing GRUB2 with Windows 8.1

I have a small amount of experience with installing Ubuntu (i.e. dual-booting on a Macbook and replacing Vista on an old HDD), but I am now planning on dual-booting my Asus laptop (currently running ...
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83 views

After install grub boot loader does not show

I' m having some trouble finalizing my Ubuntu setup. I have installed Ubuntu 14.04 on my Windows 7 Acer, K95V and I just can't get to the boot loader. The current situation is that it just boots up ...
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2answers
47 views

I have a CD to upgrade to windows 8.1. Is it safe? [duplicate]

I brought a CD to upgrade my windows 7 to 8.1 pro, I use windows 7 alongside ubuntu on my PC. So if I proceed with the upgrade will the GRUB get damaged or only the windows 7 erases and 8.1 gets ...
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49 views

Ubuntu 14.04 (Xubuntu) not working on dell E6410 after successful Installation

I have a Dell E6410 with an Intel Graphics Card and i5. I installed Xubuntu 14.04 from an USB Drive (Unetbootin) without any problems. But after I boot from the internal SSD (Crucial MX100) I get ...
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12 views

GRUB not loading other operating systems [duplicate]

A few days ago I have dual booted Ubuntu 12.04 with Windows XP. However if I start the computer up, it directly loads Ubuntu 12.04, while I want to be able to run XP as well, I don't get to see which ...
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18 views

Boot-Repair Cannot purge GRUB [duplicate]

I have been using Ubuntu for some years now and never looked back. Unfortunately my new job requires me to install Windows. To prevent me from braking my Ubuntu Install I bought a new HDD and ...
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1answer
44 views

Grub menu not showing after exiting BIOS

So I've dual booted Windows 8.1 and Ubuntu 14.04 on a UEFI system. So far I've been able to switch OSs from the grub menu at the boot screen, which shows entries for both. Recently, I tried to run ...
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17 views

Grub error: “Error: Unknown filesystem” when attempting to boot [duplicate]

I have dual boot with windows xp and ubuntu 14.04. Everything was fine till yesterday !! Today, when I try to open my computer, there is no boot menu. Only a black screen showing error message : ...
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2answers
53 views

Can't boot XP only Ubuntu

I have used Windows XP for years. I partitioned my HD with 300 GB for XP and 1 TB for Ubuntu. I installed v.14.04 successfully. When booting I get a menu choice defaulting to Ubuntu and then XP. ...
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1answer
60 views

Boot Clonezilla ISO from GRUB2 Menu

I want to use the most current Clonezilla iso file to backup the partition that contains the Ubuntu operating system that is stored on partition one of my computer's hard drive and I want to be able ...
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21 views

VM is not booted. grub rescue

I am using Virtualbox 4.3.8 to run Ubuntu 11.10 as a guest on Windows 7 host. I shut down the VM and then restarted the host machine. Due to some unavoidable reason, I had to force shut down the host ...
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34 views

cant boot windows 8 or ubuntu!

I 've recently bought a laptop with windows 8 and can't stand it. Though I need to keep it for some software I use at work.. I was advised to install ubuntu and have it set as dual boot. One ...
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1answer
28 views

Purple screen after reinstalling grub multiple times

I recently dual booted my laptop with Windows 7 x64 and Ubuntu 14.04. I followed all the steps and now it seems Windows 7 only works when it wants to work. When it doesnt want to work it hangs on a ...
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0answers
13 views

Can't specify needed GRUB file location partition in boor-repair when using “Advanced options”

I had a laptop with pre-installed Windows 8 with UEFI. Then I installed Ubuntu 14. Now I'm fighting with GRUB file to get an opportunity to chose whether it's Windows or Ubuntu is ran after laptop ...
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1answer
66 views

Installing single OS Ubuntu 14.04 in EFI mode

I installed Ubuntu 14.04 on a Tohiba laptop from a iso image written to USB. The original OS was Windows 8, but when I was installing the Ubuntu, it said that no OS is detected. I did not care, as I ...
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1answer
22 views

What are the default settings for grub customiser?

My grub's appearance settings were altered. Grub customiser can change it back to what it was but sadly there's no "default button". What are the default appearance settings?
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1answer
16 views

Issue during update-grub

Similar question have been previously asked ,i have gone through them without any solution, that is why i am posting a new one. I have built and installed a new kernel (compiled from source) using ...
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2answers
14 views

How do I set Ubuntu as the host grub system?

I've installed a couple of other Linux distros on my hard drive, and every time I do grub changes to being installed on the latest installed distro. How do I change grub back to being ...
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1answer
43 views

How to change lines at the Grub2 boot entry

I have installed the new version of Ubuntu, 14.04, with Windows XP. At first, by booting I had the error message: Serious errors were found while checking the disk drive for /. I found a solution ...
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1answer
31 views

GRUB remains on drive after formatting , cant boot from cd/usb [duplicate]

I am trying to install Windows 7 on an old system, which had Ubuntu 12.10 on it. I accessed the drive with a cradle and deleted the partitions off of it, then formatted it to NTFS (For Windows). ...
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51 views

Dual Boot Windows 7 and Ubuntu GNOME 14.04 with EasyBCD (Grub4DOS) [duplicate]

Setting up Windows Boot Manager to dual boot Windows 7 and Ubuntu 14.04 was not an easy task. For awhile, I was using the computer's motherboard boot option to boot to that specific drive that had ...
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2answers
118 views

Restore Windows 8 GUI Bootloader

I recently installed Windows 7 Pro, Windows 8.1 Pro, and Ubuntu 14.04 as a multi-boot on my pc with help from this page. Everything works great with the chainloading boot. I can boot into whichever OS ...
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18 views

grub can't find normal.mod but its apparently in the directory its looking, help

I tried installing Ubuntu onto an external hard drive but upon boot-up I get an error. The error complains about an invalid external. I tried re-installing my system in case I did something wrong ...
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19 views

grub rescue error… with Ubuntu not installed

When I started up my computer today, I got the following message: error: no such device: dad66471-5aec-4a42-ae06-18d4d003626a. grub rescue> I searched for this error, and it seems to be ...
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176 views

Software raid 1 on ubuntu 14.04 desktop

I am trying to setup Sofware RAID 1 for my ubuntu desktop (14.04) Unfortunately desktop installer no longer supports RAID1 configuration. Therefore I am trying to manually set this up. I followed ...
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1answer
26 views

Set GRUB2 to boot from a .vmdk file

So, basically I have installed Windows 7 in a Virtual Machine, and I want to boot the Virtual Machine's hard drive up on my PC, my grub2 and 40_config files can be found by clicking those hyperlinks.
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75 views

Uninstall Ubuntu 14.04 WITHOUT Recovery Disk/USB - HELP NEEDED URGENTLY! [duplicate]

I am dual booting Windows 8 & Ubuntu and I want to safely uninstall Ubuntu from Windows 8. 2 Questions 1) How do I safely uninstall Ubuntu from Windows 8 without a recovery disk/USB?: Can I not ...
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13 views

Tweak grub2 loader

I just dual booted with Windows 7 and Ubuntu 14.04. I notice that when Windows goes to Hibernation mode, when I get out of hiberation mode and get to the GRUB loader, and choose Windows 7 it freezes. ...
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1answer
37 views

install Window 7 after Ubuntu 14 [duplicate]

Can I install Window7 on an existing Ubuntu 14 laptop by shrinking the Ubuntu 14 partition, installing Windows 7 into the created freespace, and running Boot Repair to get the Grub boot menu with both ...
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1answer
61 views

Cleaning Up Boot Details?? Dual Boot (UEFI) : Windows 8 & Ubuntu 12.04

Well, I don't know from where to begin with... I've a DELL Laptop(x64 Based Processor) with Windows 8 Pre-installed! I tried installing Ubuntu 12.04 on my system.(i don't know if it suports UEFI or ...
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27 views

restart after installing Ubantu 14.04 Lts

i could not install Ubuntu 14.04 LTS on my lenovo notebok G510 Laptop have Ati Radeon graphic card and intel graphics when i restart my computer after installing Ubuntu 14.04 Lts it shows The System ...
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32 views

Ubuntu 14.04 restarts computer after running GUI

First I installed 13.04 and everything was working properly. But then after upgrading to 14.04 it won't start. Sure, it's booting. I see grub2 menu. Ubuntu loading screen appears. Then GUI shows and ...
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1answer
26 views

Booting directly to a Virtualbox VDI?

I'm have Ubuntu 14.04 installed, and I have Windows 8.1 as a Virtualbox VDI. I would like to configure GRUB to allow me to boot directly into the Virtualbox VDI. Is this possible? Thanks
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1answer
25 views

Can someone help me with Windows 7 installation? [duplicate]

I'm trying to dual boot Ubuntu and Windows 7. I used to initially have Windows, but after installing Ubuntu, I can't find it anywhere and have no clue what happened. Yes, I'm an idiot, because I ...
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10 views

Plop Linux Returns to GRUB2 instead of loading

I've recently posted something about this, but I have no idea how to remove it as I am new to stack exchange and haven't learned everything yet. So, basically when I try to load Plop Bootmanager, the ...
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1answer
23 views

Restoring Ubuntu on another device

I have installed Ubuntu on a Dell Pc. Made an image of it with our Imaging software. When I restored the image on another pc. There is only a white cursor blinking. The GRUB does not come up. Is ...
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1answer
40 views

passphrase failed for encrypted disk after GRUB menu

I have a dual boot system with Windows 7 and Kubuntu 13.10 on two separate physical disks (SSD). I have two partitions for Ubuntu: an unencrypted "/boot" and an encrypted "/". Everything was working ...
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1answer
43 views

Ubuntu not booting after system update but

The massive but! - It will boot with a Ubuntu CD in the drive, but boots to the regular install of Ubuntu not the Live CD. Very weird, I'm dual booting Windows 8 and Ubuntu 12.04 on an Asus X550C ...
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18 views

How can I remove one of the two Ubuntu operating systems from my computer? [duplicate]

Currently I have two Ubuntu 14.04 OSs installed on my computer, and I want to remove one of them. How can I do that? Please explain it to me in detail. I do not want to save the data of unwanted OS. ...
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0answers
20 views

Windows 7/8 crashes after “Starting Widnows” after installing ubuntu , or reinstalling grub. Pls help

I've been having this problem for more than a year now, after i install ubuntu (any release) on my windows 7 laptop and i try to start widnows , it would go upto "Starting Windows" along with the ...
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0answers
18 views

PLoP Bootmanager not loading from GRUB, Attemped dual-boot with Windows 7

so I recently tried to get PLoP Bootmanager working on an HP Pavilion 2000 Series, I had to tweak the settings to make it load though, however, when I try to load it, I get something about "zram does ...
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0answers
68 views

GRUB Bootloader Suddenly Lags by 2 Minutes - Ubuntu 14.04/Windows 7 Dual-Boot

I have a dual-boot Ubuntu 14.04 LTS and Windows 7 Home Premium system. Here are the basic hardware facts for my build: 1) Processor: AMD A10-5800K APU with Radeon(tm) HD Graphics × 4 2) 64-bit OS; ...
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91 views

Grub Customizer Theme Error - Can't Find “theme.txt”

What I've Done: Fresh Install of Ubuntu 14.04 Installed BURG on all 4 of my hard drives (plus hd0) Seems to work fine Install GRUB Customizer and run as root in BURG Mode Then I get this error: ...
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11 views

How to remove the other kernel installed in my ubuntu? [duplicate]

I have compiled and installed linux kernel on to my ubuntu 13.10. Now i want to delete these installed kernel. But in synaptic and in cmd "dpkg -l | grep linux-image" it doesn't show those compiled ...
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1answer
22 views

Grub update can't detect hybernating Windows partition

I've kinda wound myself into some weird paradox. I have Windows 8.1 and Ubuntu 14.04 installed on two different HDs. Both are 64 bit. I just recently deleted and reinstalled Ubuntu, but update-grub ...
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33 views

Windows 7 not detected in Ubuntu installation (I know it's a repeated query)

I have an HP Pavilion G6 laptop with 500GB hard drive. I had formatted the drive to overwrite with zeros. Then I installed Windows 7 64-bit, and after that when I tried installing Ubuntu 14.04 64-bit ...
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1answer
65 views

Dual boot Windows 8 and Ubuntu 14.04 - Lost ability to boot from USB

Good Morning, I recently set up my Asus Windows 8.1 laptop to be a dual boot system with Ubuntu 14.04. I have successfully created a dual boot system using Grub2 as my bootloader. The problem is ...
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1answer
25 views

Failed to load GRUB

I have installed Ubuntu 13.04 using separate partitions with windows 8 already installed, grub didn't load so I used "Boot Repair" and did "Recommended Repair". Now while booting I get "FAILED TO LOAD ...
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29 views

Which option to chose from GRUB at boot up?

I don't know what happened, when I started my laptop it is showing purple screen with 4 options: *ubuntu Advance option for Ubuntu Memory test (memtest86+) Memory test (memtest86+, serial console ...
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1answer
26 views

Still getting input out of range error in grub

I've run boot repair, uncommented the GRUB_GFX line, and set the resolution to 1366x768x60 (the 60 part is the refresh rate, right?) with Grub Customizer. I still got the error, so I ...