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

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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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1answer
53 views

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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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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174 views

Trouble installing Grub2 on virtual disk

I'm trying to create a virtual disk with grub2 on it. I'm doing this because I'm going to be writing a multi-boot compliant loader. I want to test this on a VM, so I need a virtual disk with grub2 for ...
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1answer
120 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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2answers
107 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
963 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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225 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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3answers
90 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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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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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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248 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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4answers
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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
790 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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58 views

Modify BURG boot entries

I have configured BURG on my machine to dual boot Windows 7 and Linux. There are 5 options on my boot screen, 2 of which are for Windows 7 and Linux - the other 3 being for things like recovery modes. ...
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3answers
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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
9k 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
432 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
134 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
409 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 ...
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34 views

Repair Windows 8 Bootloader within Ubuntu

I was trying to boot Ubuntu from the Windows bootloader using EasyBCD, but it ended up removing Windows from the menu. I ended up reinstalling Ubuntu and now I have Grub with Windows 8 as an option. ...
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Windows 8.1 UEFI x64 is not able to boot-up UEFI Images

The question appeared after asking this one. It seems that the Win8.1 UEFI x64 Boot Manager is unable to boot anything other than the windows itself (winload.efi). Trying to launch any other UEFI ...
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1answer
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Repairing Windows 8 EFI bootloader after installing Fedora 20

Background System is self built, so no OEM stuff. Windows 8 was installed first, hard drive was also newly set up as GPT. Later on, I installed Fedora 20 which installed GRUB on a BIOS Boot ...
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127 views

Does Installing bootloader to the MBR affect “Master Partition table” in any way?

I'm a learning grub2. I have a system with 4 primary partitions, with Windows 8 installed on drive C. I'm planning to install grub on the MBR, so I can boot ubuntu/backtrack.iso images. I know that ...
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Grup graphics lag

I've just set up Ubuntu 13.10 on a new laptop. It's a thinkpad T540p and grub is having some really strange problems. After the bios flash screen grup starts to load. The screen goes black and the ...
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753 views

PC can't boot even from a live USB - probably corrupted bootloader or MBR

While getting rid of dual-booted Linux I tried recovering Windows 7's bootloader with EasyBCD. (one-click process described in this video) However, something went wrong and now GRUB is gone as it ...
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28 views

Will the Windows Bootloader create events?

Will the Windows bootloader add to the event log? So if I boot up Ubuntu, will it show in event viewer?
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315 views

Can I force my bootloader to load windows 7 instead of Asus Express Gate Cloud

I have an ASUS netbook that I dropped recently and now the power button isnt working. The only way I can boot up is by booting into Asus Express Gate Cloud (which is a different button) then pressing ...
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1answer
2k views

Can't Boot Windows after BackTrack 5 install

My computer won't allow me to boot into Windows 7 after I installed BackTrack 5 (A Linux Distro). I don't believe this is a boot sector problem because, as you will see in the video, the Windows ...
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1answer
431 views

Windows 7 won't boot from any bootloader except for Windows Boot Manager after partition resize

I have a triple boot system on a single SSD: OSX, Windows 7, and Ubuntu. I use Chimera (basically another version of Chameleon) as my bootloader. Usually I can boot all 3 OSs without any issue, but ...
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15k 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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368 views

Can Windows bootmgr boot linux directly?

Can Windows bootmgr (Windows boot loader used since Vista*) boot Linux directly, without chainloading GRUB or other bootloader? answers regarding the older NTLDR are welcome too
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Delete EFI Partition

I run diskutil list and have this schema: /dev/disk1 #: TYPE NAME SIZE IDENTIFIER 0: GUID_partition_scheme *1.0 TB disk1 ...
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Restore bootloader after Ubuntu has been installed

I've installed Ubuntu. Windows doesn't boot anymore and doesn't appear in the GRUB menu. I've tried to install the Windows bootloader via recovery console from a Windows DVD as it's said here. ...
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1answer
656 views

Windows 7 boot manager not localized on UEFI system

I'm running an Italian version of Windows 7, which includes a localized boot manager. However, I recently replaced my motherboard with a new one based on UEFI firmware instead of BIOS (Asus Z87 ...
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1answer
95 views

I need to hold the power key for 15-30 seconds to power on my MacBook Pro Retina

Starting after installing rEFInd on my Macbook Pro Retina (10,9) I need to press and hold the power key for a long time before even the blank which screen and boot up sound. How can I fix this? Here ...
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1answer
51 views

SDD with OS doesnt work because HDD with Bootloader is dead

This kind of problem is very common as I see, but I can't find anything helpful anywhere. There was a common hdd with an old Win7 installation. A new SDD was bought, a new fresh Win7 was installed on ...
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1answer
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why is making a bootable usb stick harder than making a bootable cd [closed]

I am looking to make a bootable usb stick on mac osx, so i can install an operating system on my eee pc. However, it seems making a bootable usb is much harder than a cd. May I ask why ? many ...
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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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HP Probook 4440s system restore partition erased, now it freezes at boot screen

I erased the system restore partition on my HP Probook 4440s laptop, now it hangs at the first logo when booting. If I don't change it from trying to boot from the hard drive, there is no error, it ...
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1answer
96 views

Retina MBP won't recognize Archboot flash drive

I'm trying to install Arch on a flash drive. To do so, I'm trying to first get a bootable, "live" version of Arch on the flash drive I'm going to install it on later. I've followed the instructions ...
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1answer
82 views

Bootloader can't load Windows?

I am using Windows 7 and it's installed on Local Disk C. I also installed Linux on another Local Disk. Because of the lack of storage, I formatted the local disk of Linux and merged the space with C. ...
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0answers
516 views

Clean up or repair Mac OSX bootloader?

I have Windows 7 Home Premium installed in a Bootcamp partition on my iMac. A couple of months ago, I restored an image of my harddrive, which I've done multiple times before with success, but on ...
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How to remove Grub Rescue?

Okay, before you flag this as duplicate, let me explain my exact situation. I had Win 7 installed on HDD1. I then installed Ubuntu on HDD2 as dual boat using unetbootin. Then, I installed a fresh ...
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1answer
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Booting linux without bootloader

I installed Ubuntu-Server in Oracle Virtual Machine and it failed grub install step. At the end of install it gave me a message: You need to manually boot linux /vmlinuz kernel on partition /dev/sda1 ...
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How to create WinXP style multi-boot for WinXp and Slackware 14.0 on a single harddisk?

I want to create a multi-boot boot loader for Windows Xp and Slacware 14.0 that will look like a Windows Xp boot loader. After Slackware installation I was unable to install lilo an HDD because the ...
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1answer
183 views

Boot CD - mouse enabled

Is there a boot manager (like Ultimate Boot CD) which enables the use of a USB mouse? The reason I need one is because I'm trying to reinstall Windows 7 on a computer that doesn't have a PS/2 port. ...
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1answer
222 views

Why does GRUB 2 give me a recovery command line unless I reboot from that command line?

When I boot my computer, whether it be from the OS software reboot button or the physical power button on my laptop, GRUB gives me a command line. That, by itself, isn't so strange. I'd just assume ...
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2answers
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How to delete the bootloader

I dualboot my pc, windows 7 64 bit, and some linux distro, nowadays i'm using crunchbang. I once had a problem, i lost my bootloader so i created one using easybcd. Later on, i installed a linux ...