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

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Dell E6410 UEFI

I'm having problems with my laptop using UEFI. What happens is, I can boot a UEFI operating system only if I go into boot options and manually select it. It will not automatically boot into any UEFI ...
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1answer
15 views

PC won't start after editing fstab

I have a box with Intel P5LD2-X/1333 motherboard. I installed 2 GB RAM. The box was working as it should, no problems basically. I installed Ubuntu 15.04 on it. After editing the fstab file, I tried ...
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Unchaining grub2 and windows bootloader(s)

I would like to find out if it is possible to unchain grub2 and windows boot-loader and I could not find a convincing answer anywhere, perhaps it is just not possible... The situation is as follows: ...
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Windows 8 EFI boot issue

I've got a simular problem as described in How can I repair the Windows 8 EFI Bootloader?, but with some different details. When I tried to change the bootsequence of my harddisks (of which 1 SSD) in ...
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1answer
33 views

How do I force GRUB to keep video mode after switching to the OS?

I use GRUB as a bootloader for my custom OS. I want it to enter graphics mode for me so I don’t have to do it myself in my system. However, before GRUB passes the control to the OS, video mode is ...
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1k views

Recover truecrypt partition without MBR + recovery disk?

I destroyed my mbr and have no truecrypt rescue disk. However, I do know my password and my encryption setup (e.g. hashing functions and ciphers used). This happened after an upgrade to version 7.0a ...
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2answers
2k views

How to get rEFInd working with FileVault 2 on OSX 10.8

I installed rEFInd on my new Macbook Air which I planned on using to do a dual boot to Linux, but prior to installing Linux, I decided to encrypt my drive. I knew I was going to do this, so I had ...
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23 views

how to fix this related with dual boot, ubuntu and windows 8.1

When I try to run this command C:\WINDOWS\system32>bcdedit /set "{bootmgr}" path\EFI\ubuntu\grubx64.efi I get the following error message: The element data type specified is not recognized, ...
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1answer
6k 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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1answer
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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49 views

Triple boot 3 OS's on 3 separate SSD's

I am attempting to set up a system with 3 separate OS's (Windows 7, 8.1, and 10 TP) all on three separate SSD's. I can currently boot into each one if I use a boot override via the UEFI BIOS on my ...
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1answer
25 views

How to change to grub bootloader from windows bootloader

I have ubuntu, linux mint and windows 8 on my computer. A few days ago my windows installation failed, so I reinstalled it on the 500GB partition. My hard drive is 1TB. Windows is 500GB, Ubuntu is ...
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3answers
763 views

Boot Linux from DOS (with loadlin.exe etc)

I have been using the latest version of loadlin.exe (version 1.6e). It works on some machines but on others I get "no place after kernel for initrd". The kernel is about 5MB in size (non-modular) and ...
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0answers
9 views

How to move bootloader from hard drive to usb stick

I've decided to move my Debian bootloader and /boot from hard drive to usb. I'm using LUKS to crypt my hard drive and the bootloader is the only not crypted partition. How can I easily do this? I ...
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1answer
20 views

Booting ubuntu and windows acer aspire s7

i have an acer aspire s7, and have been trying to dual boot ubuntu and windows on the same system unsuccessfully: 1 I am having problems getting the aspire s7 to recognise my bbot usb drive then also ...
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2answers
6k 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
3k 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
42 views

GRUB Bootloader not loading

I had 2 partitions Partition 1 - Ubuntu Partition 2 - Empty So I installed Windows 8 on 'Partition 2' and now I can't load the Ubuntu OS as it directly loads Windows. How do I get back the Grub ...
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2answers
636 views

What partitions do I need to install Arch Linux on my Macbook

I have a ~2006 Macbook (1,1) that I am trying to resurrect as a Linux machine. I no longer want nor need OS X, so I want to install Arch as the only OS on this machine. I have tried several times to ...
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3answers
30k views

How can I create a bootable DVD iso from a USB drive?

There seems to be a lot of questions / answers about doing the reverse, but not as much info for USB -> DVD. Problem I created a bootable USB drive using YUMI. The USB drive is working great, and ...
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1answer
271 views

April 2015 Windows 8.1 Update: winload.efi error 0xc000000f

I have an Acer V3-772g: Intel i7 4712MQ, NVIDIA 750m 4 GB I installed the newest Windows 8.1 updates a couple days ago; however, the update failed. I left the computer to update and then went to ...
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1answer
47 views

Awful beeping sound on boot

I formated the entire hard drive and installed Ubuntu 14.04 in a Macbook 5.2. Ubuntu boots decently fast, however there is a disconcerning garbled image on screen: After that Ubuntu runs fairly ...
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27 views

shell script to change bootloader background

I'm trying to create a shell script on openSUSE to change the bootloader background from the files /etc/default/grub line: GRUB_BACKGROUND=/boot/grub2/themes/openSUSE/background.png with the new ...
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16 views

How do I create the Microsoft bootloader on the EFI partition? [duplicate]

I have Linux and Windows installed in a dual boot configuration. The Windows bootloader is corrupt. I want to reinstall it using the Windows recovery partition but I do not know how to boot to it ...
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1answer
41 views

GRUB shows up unexpectedly when booting after CMOS Reset

Basically, my computer has 3 hard drives. 2 HDDs, 1 SSD. Years ago, I installed a Linux partition on one of the HDDs, but decided to move back to solely using Winodws(gaming pc) and removed Linux from ...
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1answer
61 views

rEFInd mountvol incorrect parameter

I had Ubuntu 14.04 on a single drive. Then, I felt like installing Windows 10 along side with Ubuntu. I resized the main Ubuntu partition and unallocated half of the safe. Then, I installed Windows 10 ...
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1answer
39 views

Moving linux boot loader(s)

I recently resurrected one of my old laptops as a home-server. I decided to get rid of the original windows install and get linux up and running. The laptop has two harddrives: One SSD (/dev/sdb), ...
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27 views

Windows 8.1 Won't Boot, Swapped Drive Letters on Disks

I bought a Dell XPS 8700 which came with a 1 TB 7200 RPM hard drive. I bought a Samsung SSD 850 Pro (128 GB) and added it to the config as the primary drive. Everything was working good, but I had ...
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1answer
19k 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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2answers
149 views

Booting a BIOS bootloader from UEFI mode

I have a Linux setup that I boot in UEFI mode with GRUB. I want to try out OpenBSD, which unfortunately doesn't support GPT or UEFI yet, so I partitioned a drive with a traditional MBR table and ...
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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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Does Windows NT before version 4 (also) have built-in dual-boot support?

The Windows NT flavour of Microsoft Windows has had the built-in ability, without needing third-party add-on "boot managers", to dual boot with other (Microsoft) operating systems since at least ...
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How can I move the boot sector to another drive?

When I installed Windows 7 on my new SSD it seems I messed some parts up during the partition selection, and now I have my system partition with the boot sector on another harddrive, and the boot ...
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3answers
5k 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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132 views

Dualboot Linux Mint & Windows 8.1 (GRUB Problems)

I've been trying to make a dualboot configuration with Linux Mint (17.1 Rebecca) and Windows 8.1. These are the steps I followed in installing this setup: Install windows 8 Run all available updates ...
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1answer
6k views

Regenerating a winload.exe

If one is missing or has a corrupted winload.exe - and winload~1.exe, winloadOLD.exe, etc. do not work - what can you do to regenerate it? (Such as after a failed logon screen customization.)
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146 views

Error opening BCD Registry/Windows 7

Still need help if there's anyone out there that can help me. Thank you! I have been stuck in the Windows 7 update "failure to configure/reverting changes" loop for several weeks now. Finally, I ...
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1answer
37 views

Schrodinger's Bootmngr

so. a few days ago my laptop started bsod'ing on every boot, whilst it was loading the windows kernel. after some attempts to fix it, i finally decided that it might be simpler to start with a fresh ...
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1answer
131 views

Uninstalling Hyper-V on a dual-booted machine?

I am on Windows 8.1 (dual booting with Crunchbang) and would like to remove Hyper-V. I have tried unticking Hyper-V under "Turning Windows Feature on/off" as well as typing in the command below with ...
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6answers
56k views

Grub rescue, unknown file system. Can't boot into Windows 7

I am confused, so I am also going to use this question to get clarification and fix my computer. Some background: I had Windows 7 on a 1 TB HDD and decided to partition my hard drive into two ~500 GB ...
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1answer
118 views

Can't Get Rid of Mac/Linux Malware or Hardware Bug

My MacBook now has a permanent back door for some hacker that I can't seem to get rid of. I even tried booting from a Linux USB stick, wiping everything including the EFI partition, but every time I ...
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36 views

Windows boot loader on a Pen Drive (Chain-loader)

I want to convert my hard disk to GPT and install windows 7. Which is now giving an error while installing. What I am planning to do is, Install the boot loader in MBR Partition of a Pen Drive. ...
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68 views

How to manually boot with grub or: how to boot a 32bit Linux OS on a 32bit only UEFI firmware computer?

I want to install a 32bit Linux (e.g. Ubuntu) on my Intel Atom Bay Trail tablet, but I fail to get it to boot. The device's firmware only supports 32bit bootloaders. There are guides that somewhat ...
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28 views

Choose where to put bootloader when installing Windows 8

Say I have an existing Windows 7 installation on physical Disk A (just 1 partition). I add a second physical Disk B and install Windows 8 on it. I can now dual boot and the Win 8 bootloader has ...
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82 views

rEFInd boot-manager - 'volume' as GUID?

How can I properly set a volume setting on a boot option in 'refind.conf' by using an GUID of it's partition? My current setting is but 'refind' fails telling me that the specified file was not found ...
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15 views

Run JVM From CD Instead of Installing to Hard Drive

I need to make a software application that I know how to create quickly and easily in java. But I am not allowed to install the JVM on the target machine or any other software, for reasons that are ...
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1answer
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GRUB disabling timeout if PC reboots too often

I have a multi-boot enabled system that has a few operating systems installed on it, and the booting of the actual OS is handled by GRUB initially. I have the following options in my boot menu: [*] ...
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1answer
1k views

What is “bootsect.bak” file?

What is Bootsect.bak backup file? Is this file a copy of boot loader or boot sector? if it's a boot sector's copy, why it's needed? because MBR is a fixed sector.
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Graphical Grub/Bootloader Menu

Does anyone know of a boot loader that use graphical indicators instead of just a command line menu? (preferably grub or grub2 compatible, I don't really know much about the, or my, tech stack for ...
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2answers
1k 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 ...