A bootloader is a program that loads and launches a program or an operating system from boot.

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Loading freedos no kernel sys

I have tried using testdisk for many times on several external drive, however, this time I accidentally rewrite the MBR on the system drive itself that result to my computer unable to boot to its OS. ...
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10 views

Clone Windows 8.1 and bootloader (Which is on another drive) to SSD

Ok so I recently purchased a new SSD and would like to clone my Windows Partition (drive 1) and its bootloader which is located on drive 2 [Different Hard Drive]. Whenever I try to copy the System ...
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How to dual boot Windows 8.1 and Ubuntu 13.04 with Windows Metro Boot Loader

I'm having a laptop with 4 Partitions, [1] 350 MB Windows System Reserverd [2] 40 GB for Windows Installation [3] 25 GB for Ubuntu Installation [4] 400 GB for Data Storage I have installed Windows ...
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1answer
31 views

Unable to install Windows after installing openSUSE and Ubuntu

I had a Windows machine then I decided to try openSUSE so I burned into a USB and I was presented with a long list of partitions and stuff. I deleted EVERYTHING and it seems I messed up the ...
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1answer
9k views

Recover Windows 8.1 MBR without a working Windows system available

I just screwed over my MBR and Windows won't boot. I don't have a working Windows system available to create a recovery USB disk. My laptop doesn't have a CDROM drive. How do I create a recovery disk ...
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1answer
2k views

How do I remove Grub and restore the XP bootloader without access to XP setup/recovery media?

I have a Lenovo T430, with Windows XP (32-bit). I tried to remove Ubuntu from my HDD by deleting the partitions in Disk Management. Now, when I restart my computer, I get the following message: grub ...
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1answer
65 views

How can I make GRUB bypass Windows bootloader?

I have two hard drives, one with fedora and another with Windows XP and 7 on two partitions. When I boot my machine, GRUB sees Windows 7 bootloader and allows me to boot windows by going through ...
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1answer
3k views

Multiboot 32GB flash drive (Windows + Linux + Tools)

I am searching and testing various methods for days now, and I haven't found any straight forward guide on how to make Multiboot USB flash drive that is capable of booting following: Windows 8 ...
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1answer
28 views

CONFIG_CMDLINE_OVERRIDE set but hardcoded vga-boot-parameter ignored?

I have build a custom linux kernel with the options: ... CONFIG_CMDLINE_BOOL=y CONFIG_CMDLINE_OVERRIDE=y CONFIG_CMDLINE="initrd=linux_os.gz root=/dev/ram0 init=/sbin/init ramdisk_size=25600 ...
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2answers
62 views

Kali Linux and Bootloader problems

At first I was using Windows 8.1... I downloaded Kali and put it on flash memory. The options got me to either: -Browse live -Install I browsed it live a little then went to installation. Grub ...
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1answer
71 views

Fix Windows 8 bootloader after converting MBR disc to GPT

I bought a new MoBo, processor, and some 3TB HDDs last week and am currently setting up a clean installation of Windows 8 on the machine. The MoBo is an Asus RoG Maximus VII Ranger (What?! It was ...
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1answer
83 views

Error 0xc000007b when trying to start \EFI\ubuntu\shimx64.efi (Ubuntu) through Windows 8.1 Bootmanager on an UEFI System

Error 0xc000007b when trying to start \EFI\ubuntu\shimx64.efi (Ubuntu) through Windows 8.1 Bootmanager on an UEFI System EFI Entries During Ubuntu Setup, Ubuntu automatically created an EFI start ...
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Ubuntu 14.04 installed but not loading in Lenovo z570

I installed Ubuntu 14.04 in my lenovo z570. during the installation i choose to erase all partition to remove my windows 8 from computer. the installation completed successfully and asked to reboot ...
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2answers
3k views

“Reinstalling” the Windows 7 boot manager

I've run into an interesting predicament. I've got two HDD's, one running Windows XP (Primary) and another running Windows 7 (Secondary). I recently installed Gentoo over the XP installation and used ...
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42 views

Repairing UEFI Windows 8 Boot with Linux

I got my laptop a few months ago, and it's just stopped booting. I don't know if it's the Bootloader but I'll give a boot repair a try. It just freezes with the Windows 8 boot loading spinner and the ...
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1answer
66 views

Boot Loader for windows 7

I asked I have Windows 7 and opensuse 13.1 and Windows boot loader is replaced by grub 2. Now I want to format opensuse how can i restore my Windows boot loader over grub 2. How can I format ...
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11 views

Multiple Active Partitions [duplicate]

I asked I have Windows 7 and opensuse 13.1 and Windows boot loader is replaced by grub 2. Now I want to format opensuse how can i restore my Windows boot loader over grub 2. How can I format ...
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3answers
36k views

Missing boot files in Windows 8

I had a partition with Windows 8 Release Preview, Windows' System Reserved partition and the empty space of the beginning of disk. I moved two partitions to the beginning of disk using Ubuntu Live CD ...
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1answer
3k views

Unable to access UEFI BIOS setup or boot into Windows after setting MBR with EasyBCD then resetting it

I can't exactly remember what the menu items were called (because I can't boot into my computer), but I'll try my best. Earlier I tried using EasyBCD with Windows 8 on a UEFI Lenovo IdeaPad Z580 ...
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9 views

How can I modify the default bootloader for XCP guests?

I want to automatically set the hostnames of my XCP-created centos VMs during build. The xe-edit-bootloader only works when I specify an already-existing VM. But I want to set my VMs as DHCP - so I ...
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24 views

Is it possible to repurpose a Trend Micro IGSA (Cisco 1113) appliance server?

I have a practially unused Trend Micro IGSA appliance without any valid license. It's not hyper fast or anything but it is a x86 box with the same motherboard as in a Cisco 1113 and sports a ...
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0answers
43 views

Grub cannot find root disk on VirtualBox

I've built myself a boot image of a variant of Arch Linux for writing to USB sticks. It uses grub with default values, and it works just fine when booting a physical box from USB. (This question ...
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1answer
74 views

Backup windows 7 boot loader

I have windows 7 ultimate and planning to install ubuntu as second OS. Is there any way by which I can backup my windows 7 ultimate boot loader so that whenever I want to get rid-off ubuntu just run ...
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1answer
321 views

Triple booting on a Mac Book [almost there]; boot loader issues

Here is my current GPT/MBR partition table: Current GPT partition table: # Start LBA End LBA Type 1 40 409639 EFI System (FAT) 2 409640 663646255 Mac OS X ...
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15 views

Removing OS X on Windows PC to make Windows bootable again

I have installed OS X by following this video, on an Intel Core 2 Duo machine with an ASUS motherboard. However, I am now unable to boot into my Windows. I'm getting a "boot file missing" error. Is ...
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1answer
30 views

Windows XP bootloader issues

How to repair bootloader I was looking through this post and feel like this is the process I need to be following. I'm working with Windows XP and need to rebuild the "BOOT.INI" after deleting it. ...
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24 views

Computer sometimes load grub not Windows bootloader

Sometimes my notebook loads grub instead of windows bootloader and I do not know why. Before I reinstalled Windows 7 32 bit I had ubuntu on it (windows installation). I have not installed another ...
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14 views

Prevent chainloading by grub after Efit

I triple booted my Macbook 4,1 with Mac OSX 10.5.8, Lubuntu 14.04 and Windows XP SP3 and installed rEFInd as my bootloader. Now what basically happens is, first the Mac bootloader loads invisibly, but ...
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1answer
236 views

Trouble with installing Ubuntu in HP ProBook 4530s

I installed many times Ubuntu in my ProBook 4530s along with Windows 8.1 but I can't boot that when I start the system, and also I fully installed the Ubuntu on my pc. But when the installation got ...
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46 views

where are the second stage bootloader and partition table is stored in the case of multiple bootable hard drives

I have some doubt on the booting process. Lets suppose I have two bootable hard drives and each hard drive has 3 partition, having 3 different operating system installed. Now my questions are: How ...
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95 views

Ubuntu - Booting black screen with purple border

I have a problem when I boot the pc. After the installation of Ubuntu, a black screen with a purple box appears without letting me see the choices of GRUB. The screen then becomes black and Ubuntu ...
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4answers
383 views

What is difference between U-Boot and BIOS ?

What is difference between U-Boot and BIOS ? Are both these devices present on a particular CPU or once a single device can be present at a time? It would be nice if someone provides examples.
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31 views

How can I make Windows' bootloader aware of an older installation?

This morning, I accidenatally deleted the Reserved System Partition while I was installing ubuntu on another partition, and windows was unable to boot anymore. The startup repair program on my Windows ...
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321 views

Windows 7 and Ubuntu 14.04 dual booting problems

I think I have destroyed my PC system and now it won't even boot. I was trying to configure dual boot with Ubuntu installed after Windows 7. However it always booted into Windows, bypassing the dual ...
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3answers
816 views

Is it possible to boot Windows 8.1 without its own bootmanager?

I have been trying to come up with an easier way of installing Windows and Linux dual booting on my laptop, not necessarily in that order. What we generally have to do is install Windows first, and ...
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1answer
5k views

Windows on a Chromebook

I heard that it would be possible to install Windows on a chromebook in this blog article and I found a tutorial for installing Windows on the older model CR 48. I own the newer model Samsung Series 5 ...
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1answer
80 views

How to enter Advanced Boot Options menu on Windows 7 without bootloader?

I need a way to enter the Advanced Boot Options menu of Windows 7. The computer is dualbooting with Linux, so GRUB2 has taken the place of Windows bootloader. So pressing F8 on boot won't do anything. ...
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36 views

Booting Windows from HDD when bios doesn't recognize it

I bought a new SDD for my laptop. It is SATA3, compatible with SATA2 but the BIOS doesn't recognize it. On the other hand, if I boot a Linux Live CD I can access the contents of the SDD. So I can be ...
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2answers
77 views

MBR bootsector that boots the active partition

I have the burg bootloader currently installed on my mbr (+ the following sectors), and I would like to install it on the boot partition, and replace the mbr with a simple one that will boot the ...
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1answer
56 views

When installing linux how does the root file system get created in disk?

I understand the Linux boot process fairly well. But the first time installation is pretty vague to me. How does the root file system (/etc, /bin, /sbin etc.) get created in the disk with the ...
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2answers
71 views

Boot loader in pxe

I´m setting up a pxe/tftp server. I´m for now setting it up with pxelinux, from syslinux system. I saw this table wich make me doubt about if I made the right choice. I need to know wich of those ...
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2answers
111 views

Windows 7 boot manager ignores F8 key

I added a new entry to the bootloader using bcdedit for my Linux system (located on another partition), I also set the timeout to 10 seconds. It works perfectly and I can boot both Linux and Windows. ...
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29 views

Boot Linux with ELILO from EFI & GPT

Last time that I tried to create Ubuntu/grub2 dual-boot on my new Asus computer, which came preinstalled with Windows 8, I almost stoned it. So, I'm thinking to use ELILO as my bootloader for my new ...
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1answer
92 views

Boot Linux with extlinux from EFI & GPT

Last time that I tried to create Ubuntu/grub2 dual-boot on my new Asus computer, which came preinstalled with Windows 8, I almost stoned it. So, I'm thinking to use extlinux as my bootloader for my ...
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1answer
132 views

How to reset MBR partition table macbook pro?

I used refind/refit's bootsync utility to update my macbook pro's mbr partition tables as a part of a triple booting process. Now I want to replace the operating system installed on one of the ...
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93 views

Dual booting CentOS 6.4 and Ubuntu 12.04.03 LTS

First, I install CentOS 6.4 (64-bit) on /dev/sdb3, and subsequently CentOS install the bootload in /dev/sdb itself. Bootinfoscript indicated that the bootloader is legacy0.92 grub. Fine. Next, I ...
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Ubuntu bootloader stuck at restoring resolver state after upgrading to 14.04

I upgraded after Ubuntu 13.10 to 14.04. However after the upgrade, the system restarted. But got stuck with a black screen displaying the message: Starting VMware services: [OK] Virtual machine ...
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1answer
29 views

Boot the PC directlly into WindowsRecovery environment?

I know the way to restart the PC to boot directlly into "Safe Mode" using bcdedit command like this: bcdedit.exe /set {current} safeboot minimal But there is a way (using bcdedit or don't) to ...
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1answer
44 views

How do I remove the old versions of the linux kernel shown in grub boot loader

I am using Ubuntu. I have Linux kernel 3.8.0-35-generic, 2.6.34.14 and 2.6.34.14. I want to delete the 2.6 versions from my system, because 2.6 won't even load when i select them in grub boot loader. ...
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43 views

How to remove Windows 8 bootloader (or arrange for Grub not to detect it)

I have a dual-boot system with Windows 8 and Linux. I have two Windows partitions: one 64-bit and one 32-bit. The 64-bit partition is the one I wish to boot; the 32-bit partition is there as a ...