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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Trying windows 7 dual boot on a windows 8 machine

I have a ThinkPad (T530) with Windows 8.1 with one HDD and this is what I have done to achieve dual boot with Windows 7 on this machine - On my main and only hard disk I created a new volume ...
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How to change address of Master Boot Record

Can we change the location ( Starting and Ending address ) of Master Boot Record of a bootable device ? Doing so is operating system dependent or not ? If we can change the location of Master Boot ...
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Make 3TB hard drive appear as two (2TiB+750GiB) with MBR

Some manufacturers of external hard drives with capacity exceeding MBR partition capacity seem to sell them pre-partitioned to a 2TiB partition and one with the remaining capacity. Tools are ...
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Why does 32 bit reference sectors and not bytes for MBR hard disks?

Trying to educate myself on hard disk architecture and I am trying to wrap my head around the concept of the 2TB limitation for MBR. The question that arose is why 2^32 related to sectors and not ...
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405 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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351 views

How to convert MBR with extended partition to GPT?

I have a disk with extended partition, and are all used. Now, I want to convert this disk to GPT. But GPT does not support extended partition. I wonder if it would be possible? Or maybe the extended ...
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493 views

What are GPT Protective volumes on Windows 8 and can they be recovered?

I have seen a few GPT Protective volumes now with Windows 8.x. These are default configurations where the users are very "un-savvy" and so they did not enable anything as far as additional security ...
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39 views

Data recovery on bitlocker drives? [duplicate]

I have a Windows 8 drive that had the GPT Protective partition converted to MBR in an attempt to read it on another system. The user then did not see the drive yet still and converted it back to GPT. ...
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641 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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49 views

Windows XP MBR as a file [closed]

I would like to start a Windows XP installation in a VirtualBox VM from a physical partition. For this I need the Windows XP MBR as a file. Can anybody read this out and upload it for me? If somebody ...
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2answers
5k views

Can xcopy make a bootable copy (clone) of Windows?

Following on from my discussion with @JustinD in the comments here, is it technically possible to simply xcopy the contents of a Windows partition to a partition freshly created and formatted on a new ...
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2k views

UEFI with MBR partition table?

i want to convert current GPT partition table to MBR. But my laptop has UEFI, so is it safe UEFI with MBR partition table? or maybe i am misunderstanding about UEFI/GPT things?
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what is difference between gpt partition and mbr partition and where structure differs?

Where GPT table using and MBR partition table using. Windows 8 installing and booting in UEFI mode so it is supporting GPT partition style so we can create 128 primary partitions using windows8? can ...
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168 views

Restore hard disk signature

I have put my desktop hard drive into another machine. To make it usable I had to go to Device Manager and click Online. When I put my hard drive back into the old PC, I am not able to boot the ...
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1answer
789 views

How to save Lenovo Ideapad Flexbook with a 1234F command prompt and boot issues

I got a little bit overzealous when trying to make my Windows 8.1 Ideapad dual boot Linux and now I'm afraid I'm about to lose 2 whole OS's worth of mission-critical data. Here's what happened: I ...
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943 views

3TB Hard drive stops reading/locks up after a few minutes of use

This has been driving me a little batty lately as i dont understand enough to fix the problem. My HTPC (Windows 7Pro 32bit) currently has two USB HDD plugged in under separate ports. The 2TB is a ...
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104 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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160 views

microsoft boot manager replaced by grub2?

I was running my pc with Win 8.1. I was thinking about trying linux for a long time so I decided to give it a try. I tried to install it several times but I was never able to boot to it, all I could ...
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255 views

Cannot boot on any device if hard disk inserted

Suddenly, I cannot boot from any device (hard disk, CD, USB): I get just a black screen and nothing else. When digging in this issue, I tried removing the hard drive and now I'm able to boot from CD ...
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94 views

dd MBR and one partition

I have 2 partitions on a drive and I need to use dd to create a new image of just the MBR and second partition. Here is the output of fdisk -l /dev/sda Device Start End Blocks ...
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257 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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180 views

Does the fixmbr command repair the Master Boot Code only or it repairs the Master Partition Table, too?

I know there all kinds of programs out there that advertise fixing the MBR, especially Windows. The Master Boot Record consists of the Master Boot Code and the Master Partition Table, correct? But I ...
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Repairing the windows boot sector and/or master boot record (MBR) of Windows XP using Windows 7 commands

I have a SSD drive with Windows XP SP3 32-bit edition. Now, in order to repair the boot sector or the master boot record (MBR), can I only use a Windows XP Recovery disc or will a Windows Vista or ...
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Windows 7 does not Boot after removing Ubuntu

I had Windows 7 and ubuntu on my PC. Now I removed Ubuntu from Disk via Windows and restored original MBR oft Win7 via Installation disk. Now I tried to Boot thr PC. Following message: The boot ...
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5k views

Installing Windows 7 on GPT

I have an HP 566 with Windows 8 installed. I removed it, and I wanted to install Windows 7. I have problems installing Windows 7. In BIOS I can choose two boot modes: Legacy boot mode UEFI boot ...
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154 views

Restore MBR and get everthing to its default

im on a cricital situation, i am not able to boot into my win 8 after i wanted to instal win u7 on a other hdd, something went wrong and when i removed my windows 8 hdd, windows 7 did not wanted to ...
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How can I clone my Windows 7 hard drive to an SSD that previously had Windows 8 installed?

I recently bought a new SSD, and decided to create a fresh install of Windows 8 on it. I quickly decided that Windows 8 wasn't for me, so what I decided to do instead was simply clone my existing hard ...
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BSOD on VHD on new SSD after a friend played some 'custom' MineCraft… Malicious rootkit virus? MBR corrupt

SPEC: Dell XPS 420 with (almost brand) new Vertex OCZ SSD. Hardware tests seem ok. Hi guys, like a couple of folks have mentioned, I'm having BSOD issue (0x0000007b - 'no boot device') all of a ...
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Boot of Windows 7 from GPT disk on non EFI motherboard [duplicate]

Looks like the answer is no but just to double check... Can I boot Windows 7 SP1 x64 from GPT disk (converted with Windows DISKPART) if my system built on BIOS (non EFI motherboard, ASUS P5WDH ...
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Windows 7 GPT to MBR? EFI to BIOS

I want to convert my existing GPT partition table to a MBR one. UEFI is giving me too many headaches with Linux. Actually, I'm just interested in my Windows partition. All the articles on the ...
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Can only see 1.6 tb with an 4 x 4tb raid 0

Im trying to have window see my raid 0 array. Please also note that I did research on google before coming on here. Ok so i just bought a z87-deluxe Dual and trying to set 4 x 4tb drive in a raid 0 ...
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136 views

How do I create a Windows 7 system image?

I have to create a disk image of Windows 7 with all the installed applications on it, so I can restore this image later. I am modifying my partition scheme from MBR to GUID partition table, and ...
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How to convert MBR disk to GPT disk on Windows XP? [duplicate]

My new harddrive is larger than 2TB, and for some reasons I have to convert it to GPT disk so I can use all the space. How can I convert my WD Red 3TB into GPT disk so I can use all its capacity? I ...
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Windows MBR broken after a Windows update

My Windows 7 machine was working fine last night. When I booted it up it installed an update and then I started using it... It hadnt restarted since the install of the update so I didnt notice that ...
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148 views

Is it possible to move MBR from one HDD to another?

I have two HDD, when I installed Ubuntu its MBR went to the first HDD. In the second HDD Windows XP was installed. When I boot system it automatically goes to XP unless I change HDD manually to see ...
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83 views

on a server does master boot record formating of the disk support the dynamic disk type?

If I convert a disk from basic to dynamic is it possible to format it to master boot record (MBR) or is it just possible to format with GPT?
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Dual boot Linux with Windows 7

I am trying to recover an installation of Linux on my machine, preferably without having to reinstall Linux (and possibly Windows) altogether. I have installed Pear OS first, and then installed ...
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1answer
153 views

How to install MBR on to harddrive

Little bit of background... And i may be incorrect. Someone before me, installed the MBR on one hard drive & the Windows 2008 OS on another ard drive. So when the hard drive with the MBR went ...
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969 views

GParted Change Partition

Hey, I had a Linux and Windows Installation. Now my Windows installation got corrupted, (was getting a lot of BSODs and was unable to debug) so I thought of reinstallation and when I tried that, ...
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1answer
627 views

Configured boot loader with EasyBCD, screwed up Windows

I have a particularly challenging issue with my windows boot loader on my Dell Latitude e6520. I have two drives, an internal HDD and a SSD installed into the system device bay in a caddy. Here's my ...
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1answer
125 views

MBR: Restore Windows 7 bootloader on a Thinkpad

I previously uninstalled Fedora dual boot and now have the GNU Grub bootloader still hanging around. I have found instructions online on how to remove this but they all require the Windows 7 CD. I do ...
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2answers
321 views

How to change partition order in MBR?

I have a 16 GB USB stick, and I want to use as an Ubuntu installer, but I also want to have a data partition. For that I created have two partitions: Model: Kingston DT Elite 3.0 (scsi) Disk ...
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How do I convert a MBR disk containing a Windows boot partition to a GPT disk while leaving the boot partition bootable?

I have an existing Windows 7 64-bit boot partition on a 3 TB hard drive, which is an MBR disk. My BIOS is definitely a UEFI BIOS. The motherboard is a Asrock Z77E-ITX (see ...
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1k views

Kali/Ubuntu doesn't detect windows partition

I am trying to dual boot Windows 7 with Ubuntu or Kali Linux but i am unable to do so. I have backed up all my data to an external hard drive. So it is safe to work with partitioning. I have a 500 ...
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87 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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159 views

Disk boot failure from time to time that dissolves upon another reboot

I'm running a Windows 8.1 on my PC, all of a sudden this PC started rebooting (while idling) and printing out the DISK BOOT FAILURE disgusting error. When I reboot the computer once again everything ...
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447 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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382 views

Convert disk with FreeBSD disklabel to MBR or GPT?

I've got a disk that was once partitioned using only a FreeBSD disklabel. The MBR is all 0. The BSD partitions (as dumped by gdisk under Linux) are: BSD partitions: 1 16 ...
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24k views

How can I convert a MBR partition to GPT without loss of data?

I partitioned my volume as MBR and was able to install Windows 7 + Mac OS X. Unfortunately, Disk Utility in Mac OS X cannot resize the Mac partition now because it's not a GPT volume. I also cannot ...
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1k views

Backup a hard disk's MBR and first (shrinked) partition to a single image file

Despite a lot of Googling I couldn't find an answer to my problem. I'm a Linux sysadmin and I want to backup a Windows XP installation (but it could be any other OS) located on the first partition of ...