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

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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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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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26 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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219 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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57 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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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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0answers
1k 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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1answer
244 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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100 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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1answer
100 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
246 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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485 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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1answer
476 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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3k views

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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2answers
523 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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1answer
37 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
848 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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1answer
130 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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91 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 ...
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42 views

Computer Screen Showing Lines, not even hitting bootloader

Here is what the laptop looks like right after hitting the power button (only a second delay to get to this point). This is all it shows, and goes to nothing else. Laptop would not display on an ...
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2answers
5k views

What is a u-Boot dtb file and how do I use it (BeagleBoard xM)?

I'm trying to build a custom Linux for a BeagleBoard xM (Rev. C). I do a lot of C/C++ but am a beginner at building and installing Linux from scratch. I used the Yocto Project build appliance ...
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2answers
1k views

What is the difference between primary and secondary bootloader?

What is the difference between primary and secondary bootloader? Does primary and secondary refer to the two parts of the bootloader or two stages of the bootloader? I am confused.
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1k views

Restore Bootloader in Windows XP using ERD Commander

I need to restore a boot loader on my laptop. The problem is that Recovery utility from Windows XP install CD ask for Administrator password. I changed my Administrator password using ERD Commander. ...
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2k 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
125 views

Windows 7 is not loaded by the BIOS and the computer is repeatedly restarting

I am running my laptop on a 3- to 4-year-old battery. My computer went into hibernation when I was running it on battery, but I think the hibernation was not successful. That is why my startup program ...
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222 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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137 views

Remove Windows 7 bootloader from second drive

I have a Windows 7 installation on a PC with a 128GB SSD and a 2TB HDD. I installed the OS on the 128GB SSD but I forgot to remove the 2TB HDD befopre installing Windows 7, so it installed the ...
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564 views

Is it possible to boot Linux on a x86 machine with uboot?

This is my understanding: BIOS does the basic initialization of the chipset and starts the boot loader which fires up the OS. And most advanced OS like Linux doesn't use BIOS. Also, embedded platforms ...
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205 views

UEFI BOOTLOADER with MBR Drive

I turned on my laptop today and it started saying "BOOT Device not found Error 03F0 Hard Disk", I checked my BIOS Setup and it was in UEFI Mode, I tried to boot from CD/DVD in UEFI mode and got same ...
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400 views

Move boot partition from one internal hard drive to another [duplicate]

I recently bought an SSD and installed Windows 7 on it, however it didn't install exactly how I intended - it still requires my HDD to be plugged in to boot onto the SSD. Hopefully the following ...
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2answers
41 views

Parts involved in starting PC and making it usable

Going from the most basic to most abstract what is the order of things that are used when a PC is powered on? Is the BIOS loaded first? I heard the BIOS is responsible for loading the bootloader and ...
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1k views

Truecrypt Full Disk Encryption - Bootloader on USB stick/pendrive

I thought about way to hide that I'm using truecrypt on HDD, other than truecrypt built-in decoy-OS feature - it has lots of disadvantages. My idea is simple: Use full disk encryption on my system ...
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Booting From VHD Windows 7 Stop Error 0x0000007B

I have created a a boot entry with EasyBCD 2.2, and I used a VHD that is on my C: partition. The VHD is Windows 7 Pro x86. Then I went to the edit boot menu to check that it was showing, and I hit ...
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Computer boot up operations up to loading of bootloader

I am learning about developing your own operating system. I am aware of what happens once the boot loader is loaded, since I anyway write it myself. However, what operations happen between pressing of ...
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2answers
5k views

Windows 8: BFSVC Error: Could not open the BCD template store. Status = [c000000f]

I have installed a new hard disk drive on my Acer Aspire 771. I made a USB recovery stick as well as recovery cd of the Windows 8 64 bit running on the former HD (which got corrupted, so no cloning ...
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1answer
142 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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126 views

Installing Windows on an external hard drive without interfering with bootloader

I want to install Windows on an external hard drive (connected via USB). Then I want to connect this drive to another computer via SATA. The problem is that when I did the same thing with Ubuntu I was ...
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4answers
1k 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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288 views

DualBOOT windows 8 and VHDX

I have Windows 8.1 as main OS in UEFI environment and I wanted to have another Windows 8.1 as a VHDX. I used EasyBCD to add entry for the VHDX but, it didn't boot the VHDX and the boot menu was ...
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93 views

Windows XP deleted Windows 8 bootloader

I bought a new computer which came with Windows 8 preinstalled. Then I installed Ubuntu 12.04 on the same hard drive, after making a partition with GParted using the "Try Ubuntu" option in the Ubuntu ...
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2k views

How to repair NTLDR missing in Windows XP?

My computer running Windows XP was infected with a virus severely. After scanning with Bitdefender Internet Security, my computer restarted and doesn't boot. Black screen appears showing NTDLR is ...
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1answer
2k views

primary and secondary boot loaders

From http://www.ibm.com/developerworks/library/l-bootload/index.html Boot loaders are usually configured in one of two ways: either as a primary boot loader or as a secondary boot loader. ...
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284 views

Zorin OS not starting?

I have Zorin OS and Elementary OS installed in the same partition of my computer. I am able to boot Elementary but Zorin OS is not starting. I use grub bootloader. When I try to start Zorin OS, it ...
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11k views

Multiple Operating Systems or ISO's Bootloader for a USB Stick?

I have no idea how to do this. I have 7 iso's that I want to be able to easily boot from using a USB Stick and they are: Windows 7 Ultimate x86 Windows 7 Ultimate x64 Windows 8.1 x64 Hirens BootCD ...
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1answer
874 views

UEFI installing Fedora 17 after Windows 8

I recently bought an HP Pavilion G6-2313AX laptop which ships with FreeDOS. I first partitioned it with old Ubuntu live disk to partition (I didn't have GParted CD on hand). There was an existing ...
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2k views

How do I remove a Windows 7 boot option? [duplicate]

After getting a new SSD I went on and got windows 7 on that one instead of the HDD. Now during boot up windows asks me to choose between two copies of Windows 7, where one does not work and the other ...
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2answers
11k views

Installed/Updated Windows 8 UEFI after Ubuntu - Restore GRUB

So, I had a laptop with Windows 8 OEM copy obviously installed in UEFI configuration with GPT partitioning. A little while ago I installed Ubuntu 13.xx(the latest one) alongside it and GRUB ...
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2answers
538 views

GRUB 2 “stuck” on particular boot option

I just installed a system with openSUSE 13.1 using a btrfs root and made the mistake of picking Windows in the reboot dropdown in KDE. Now grub seems to load Windows automatically every time instead ...
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1answer
138 views

How to repair bootloader

To make a long story short; I installed some linux (pear 8), couldn't run it for some reason (error from the grub loader), then, I couldn't start windows 8.1 also, some error message. I used ...
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5answers
447 views

Windows 8 wont boot after deleting files in C drive from ubuntu

I have done a very stupid thing. I deleted some folders in the C: drive from ubuntu. In result, I cant boot to windows anymore. It starts the boot animation and then keeps rebooting. I tried ...