Master Boot Record (MBR) is a type of boot sector popularized by the IBM Personal Computer. It consists of a sequence of 512 bytes located at the first sector of a data storage device such as a hard disk.

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Unable to format partitioned 32 GB micro SD card

I am unable to format my 32 GB micro SDHC card after I made two partitions on it. First partition is FAT32. Second is 4 GB ext3. Now I am unable to format my card and delete partitions on it. It ...
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3answers
981 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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3answers
254 views

Changed the drive letter of a non system partition and now the machine won't boot

My girlfriend's Windows 7 netbook had a partition with the letter V. I don't know where it came from no what it is. It contained a couple of files including command.com which is from pre Windows XP I ...
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3answers
640 views

Reinstalling GRUB on Linux netbook

I have a distribution called Easy Peasy on my netbook, it's Ubuntu-based. Today when I started it up it told me 'grub corrupt'. On subsequent start-ups it displays 'unknown filesystem.' I'm given a ...
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2answers
165 views

Computer won't boot after uninstalling Ubuntu and reinstalling windows

Hello fellow Internet users, So I decided to install Ubuntu, formatting my hard drive to do so, after a few months I decided to go back to Windows, so I formatted my hard drive and reinstalled ...
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2answers
99 views

Restore MBR to another Disk

My system had Windows and CrunchBang installed. It used GRUB over the Windows boot manager. I now deleted the CrunchBang partitions and want to restore the Windows boot manager. When I insert the ...
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2answers
4k views

Cannot Install Bootcamp on Mac Fusion Drive

I have two drive installed in my mid-2013 Macbook pro. It is running osx maverick. I set the two drives (an ssd and a regular HD) up using the fusion drive (following the diy fusion drive guides out ...
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2answers
76 views

Is there a way to fix this Windows boot issue?

I have a dual-boot system (Windows/Linux) and recently started having trouble booting into Windows. Probably an MBR problem. I can use a GRUB2 bootable CD to access Windows, and Linux boots just fine. ...
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2answers
2k views

How to fix Truecrypt MBR using Command Prompt or Linux live USB?

I was playing with TrueCrypt and decided to make a fresh installation of Windows 7 from USB stick. Unfortunately Windows 7 installer: "setup was unable to create a new system partition" My entire ...
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2answers
546 views

Incorrect disk size reported for internal drive after attempting to boot from external drive

I wanted to run something off of my old Windows XP install, so I plugged it in as an external hard drive and attempted to boot from it. The machine blue screened on me. (I now know this is a bad ...
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2answers
745 views

bootmgr missing after restoring with sysresccd

I backed up my laptop months ago. Today i repartition the drive and used sysresccd with partimage to restore the HDD. I got a success msg after restoring however when booting i get a bootmgr missing ...
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2answers
58 views

Can't write partition Table

I own an Asus UX31A Prime - 8GB Ram and SSD 256GB - SanDisk. It started about two weeks ago after hibernation (Windows). The problem is that is stocks on boot/resume. I search around it by trying to ...
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365 views

Cannot boot to Windows after installing Elementary OS

Last week, I installed Elementary OS on one of my 3 partition so that I can dual boot it with Windows 8. After a couple days playing with eOS, I went back to Windows 8. The problem is that Windows 8 ...
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2answers
195 views

Windows 8.1 cannot be started from grub2

today I decided to use linux again after installing Windows 8.1... I've tried to boot one of the already existing Linux partitions on my computer but I wasn't successful. So I installed PinguyOS (A ...
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2answers
107 views

How to boot into a Linux, non-primary partition if Windows bootloader is on the MBR

I have Windows 8.1 installed in legacy mode/BIOS mode (ie: Not UEFI at all). Windows 8.1 is installed in the primary partition (ie: first). I (intend to) have linux installed in a second partition on ...
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2answers
1k views

Fix MS-DOS MBR Without DOS Boot Disk

How can I restore the MBR for MS-DOS without having an MS-DOS boot disk or floppy drive. Ideally, I would like to be able to do this from a Windows 7 Win PE disk. The only solutions I've found online ...
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2answers
524 views

Chainload EFI Bootloader from grub2 installed on MBR

When trying to chainload a EFI-bootloader from my grub2 I always get an Invalid signature error. According to this question, it happens because my grub2 is installed on an MBR-harddrive. The author of ...
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1answer
1k views

What is keeping me on 'Preparing your desktop…' after my Windows 7 parition migration?

Here's the situation: I had Windows 7 and Ubuntu 12.10 dual booting on one 120gb ssd. I recently purchased a 240gb ssd and wanted to migrate both of those partitions to this new one. I used Gparted ...
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1answer
259 views

Deleted the GPT partition/ record

A friend of mine had GPT partition n his Lenovo laptop. While formatting the computer and reinstalling the OS, I wiped of all the partitions, and created 4 new partitions. Now after installing ...
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1answer
422 views

Suspected Corrupted Windows 7 MBR?

So, this may not be the correct place to put up my question, but i'll give it a shot. I'm having an issue repairing this computer. It was brought to me with the described issue of 'Not turning on' ...
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1answer
447 views

Linux: install GRUB on an external drive destined for another machine

I have a hard disk that's failing, so before it dies completely and I have to resort to backups I want to copy everything (OS and all) onto a new disk, and put that back in the machine the failing ...
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1answer
250 views

windows 8 release preview and GRUB

On my pc I have Windows 7 on the primary partition, Linux Mint 12 on a logic partition and windows 8 release preview in an extended partition. When I installed w8 it has overwritten GRUB and ...
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1answer
231 views

cannot boot from CD, MBR Error with no HDD attached

I'm trying to get an older 32 bit computer up and running. I set BIOS to boot from CD 1st, HDD 2nd. It gets to "Boot from CD" but it never gets to "Press any key to boot from CD". The screen just ...
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1answer
132 views

External Hard Drive prevents windows from starting

I have an external hard drive that I was using for installing windows on my computer, and now it won't let Windows start up. The drivers load (in safe mode) but the blue bar never comes up (in normal ...
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1answer
917 views

Want to remove 2nd disk but MBR needs to be moved. How do I do it?

I have a laptop with two HD, the second one was added later. I had Windows Server 2008 installed on the first disk (0) and thn added the second disk (1). Next I installed Windows 7 on the second disk ...
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1answer
963 views

Editing MBR for flash device

I have a flashing system for a tablet what got an internal SD card to be formatted on every flash. Basically, it writes an MBR file to it, instead of using a partitioning app (fdisk, or anything), and ...
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1answer
66 views

Problem when booting debian

I am trying to setup a home server running Debian. I set up the partitions manually using gparted with the drive connected to a usb caddy on another PC, used debbootstrap to get the base file system. ...
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1answer
357 views

Can Windows boot manager remember the last booted OS as default?

Recently, I setup my Win7 notebook vhd dual-boot. (Copied old Win7 32bit into a vhd disk, repartition and installed new 64bit Win7 into another vhd as new primary system.) How can I configure bcd to ...
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1answer
409 views

How can I simplify my boot-loader-chain into a single menu? (ubuntu windows)

I've installed Windows XP Proffesional, Windows 7 and Ubuntu 9.10. On every boot my system nags me with 2 menu´s. Ubuntu Grub2 Bootloader (Ubuntu or Windows 7) Windows 7 Bootloader (Windows 7 or ...
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1answer
186 views

Installing Ubuntu 12.04 x64 in MBR

I wanted to install Ubuntu 12.04 side by side with Windows 8.1 in my SSD. Windows is already installed in MBR, even though I have a UEFI machine. And so I used the legacy Bios. I have confirmed that ...