Questions tagged [bcdedit]

A command-line tool in Windows Vista and later for editing the Boot Configuration Data (BCD).

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2 UEFI OS boot options - which one can be safely deleted?

My main OS is Windows 10 and all data I have is gathered by using bcdedit utilit. After uninstalling Linux Ubuntu and its boot menu entries I noticed that there are 2 entries called "UEFI OS", that ...
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27 views

Error 0x16000049 afer bcdedit /set testsigning on

Today, I got this error and cannot boot my computer because I don't save the recovery key. So, I can't boot and bitlocker show the error 0x16000049 Can I undo above command to normal boot? My ...
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What is the best way to move MBR and bootmgr to new drive (Windows 10)?

I have several hard drives in my desktop but only 1 has the OS (Win 10). Here is an image of my Disk Manager: Disk 2 (D:) is an old slow dying backup HDD. Disk 1 (G:) is a much newer faster (...
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EasyBCD Boot Device different to Windows Boot Manager device

Can someone explain why EasyBCD has a different Boot Device to the Windows Boot Manager device? My drives use MBR (not GPT). BCDedit shows this at the beginning: Windows Boot Manager ----------------...
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BCDEdit /delete {ID} Unexpected token in the ID

I'm trying to remove an old linux-debian partition that I don't use anymore to increase the size of my linux-Manjaro partition. I'm doing that on my Windows 10 by following this tutorial (in french) ...
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how to Dual Boot Windows 10 and Windows Server WITHOUT INSTALLATION

Several internet sites describe how to install Windows Server as a second OS. This is not my case. On the same PC I have a working drive with Windows 10 Pro and another drive with Windows Server 2012 ...
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1answer
71 views

bcdedit cannot be found by rust executable

I am trying to call bcdedit from within a rust executable using std::process::Command. When executing the resulting program on Windows 10 in an administrator command prompt I get: 'bcdedit' is not ...
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2k views

How to Clone OEM Recovery Partitions

I have a PC running Windows 10 May 2019 Build 18362. I'm trying to migrate from a small M2 NVME SSD to a larger and faster one. I tried different disk cloning/imaging apps with no luck (True Image, ...
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How to enable grub bootloader from cmd

Originally running dual boot windows and Ubuntu through grub. PC now boots into Windows after performing a boot repair. Is it possible to reset grub as the bootloader using Windows cmd? I'm stuck ...
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2k views

Login stuck on black screen with cursor after enabling Hyper-V hypervisor

strange one. I enabled the Hyper-V feature on my works Win10 1803 Lenovo T450 (8GB RAM) laptop. Tried to create the first Windows Server VM but got the error: "...hyperpvisor is not running" ...
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297 views

Windows 10 - Ubuntu: Windows bootmgr set to wrong partition

I am using Dell Inspiron 7560, dual booted with Windows 10 and Ubuntu. Windows is installed on a 128 GB SSD and Ubuntu is installed on a partition of a 1TB HDD. Each of the drives also have an EFI ...
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463 views

BCDedit on Windows 2012 R2

The first boot entry that comes up on this machine is hosed. The second is good. However, I can't figure out how to delete the bad one- they all seem to share the same identifier. Anybody have any ...
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366 views

bcdedit - Dynamically dual-boot Windows and Linux

For the last couple of days I am searching for an answer, but I constantly run into brick walls. I want to create a bootable USB with a custom Linux-based OS (for the sake of this conversation, let's ...
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522 views

What exactly does bcdedit do?

In windows, to start in safe mode we can execute in the terminal, with privileges, the command: %windir%\system32\bcdedit.exe /set {default} safeboot minimal And to return to normal mode, we execute:...
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627 views

Remove 'BCDEdit set {bootmgr}' entry

While dual booting Ubuntu with windows, I had encountered 'Ubuntu grub not showing' problem. At the stage, I typed on the following command on windows command prompt. bcdedit /set {bootmgr} \EFI\...
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Applying an image file using ImageX script gives boot configuration data store could not be opened error with new PC

I am applying windows image files, wim files, using Microsoft ImageX. This used to work fine but on a new version of what should be the same PC it now fails. The script is like this: DISKPART /s ...
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3k views

Installing Windows 10 with bootloader on a different disk?

I'm trying to install Windows 10 on a brand new NVMe disk, but I just found out my motherboard can't boot from these (but windows sees it natively in the installer and installs just file), however, I ...
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367 views

bcdedit issue? M.2 SATA to NVME clone: Windows 10 won't boot

Problem: Windows partition won't boot after cloning M.2 SATA drive to M.2 NVME. Background: Cloning process was simple raw dd copy. Drive had EFI, Windows 10, and Linux partitions. Cloning preserved ...
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108 views

How to create a custom safe mode option

I want to create a custom safe mode option (like Minimal and Network). I began by going to the registry key: HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\SafeBoot and made a new key called "...
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73 views

Windows 8 boot issue after installing Ubuntu

After multi-boot installing Ubuntu, my Windows 8 will not boot anymore. I can enter the System Repair interface and open a command line. But when I execute the bcdedit command, it says : X:\windows\...
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410 views

Remove boot option in Windows Boot Manager that is not listed in bcdedit

I've accidentally installed grub2win in order to configure a multiboot setup witch a Linux distro. I've figured out that the correct way is to create an EFI partition and install the 'real' GRUB. This ...
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Effect of enabled kernel debug mode on Windows Server

I have a problem which shows up sporadically on Windows Server (Cannot bind TCP Port but netstat does not show any usage). I think I would be able to look at the kernel structures. For this I would ...
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524 views

black screen with mouse cursor - windows 7

After installing a game from Blizzard(Diablo 2) and playing it for a while, I shut down my laptop and opened it again the next morning. That's when my laptop(Lenovo T520) was booted to a black screen ...
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wubi bcdeditor real-mode boot sector default boot

I have installed Xubuntu using wubi on windows 7 starter. I use Xubuntu often, hence setting default boot to Xubuntu makes sense :-) This is current listing: PS C:\Windows\system32> .\bcdedit.exe /...
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Programmatically restart computer and boot into flash drive

I originally posted this on Stack Overflow but was told that this may be a better place to post this question, so here goes; I've created a small script which will automatically reboot a computer ...
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1answer
29k views

Bluestacks does not run even though I disabled Hyper-V

I tried disabling Windows Subsystem for Linux (WSL), Windows Defender Application Guard, and Hyper-V, but even THAT didn't work. I always disable virtualization to run Bluestacks, but now I need to ...
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562 views

“Inaccessible boot device” error, but BCD, partition and drivers seem correct. What else could cause it?

My Win8.1 x64 EFI laptop refused to reboot after a recent update, the error is INACCESSIBLE BIOT DEVICE but I can't figure how to debug this. So far this is what I've done: -Used DISKPART to assign ...
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1answer
137 views

Windows 7 not booting

My computer was updating and was then mistakenly turned off. It is showing me the following error   File: clfs.sys   Status:0xc000000f Windows Boot Manager Windows failed to ...
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1answer
715 views

Direct boot from Windows to Linux with UEFI

I'm trying to create scripts on both Linux and Windows allowing direct booting to each other with UEFI. On linux it looks like: efibootmgr -n 0001 && sync && reboot Where "0001" is ...
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1answer
2k views

How to use windows bootloader to dual boot windows and ubuntu on uefi?

What I exactly tried is... Installed windows 10 with uefi. Installed Ubuntu 17.04 with uefi on the 20GB drive. The ubuntu bootloader is installed on the efi system partition created while installing ...
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3answers
8k views

bcdedit.exe refuses to open system store

Looks like my BCD is somehow broken but I can't figure out what is wrong. The system boots just fine but it prevents windows from installing updates: MoSetupPlatform: Opening BCD store... ...
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27k views

Where is the BCD store physically located?

There are several tools to edit the BCD store, like bcdedit and Visual BCD Editor. They are editing the so-called "BCD Store". Where is it located physically? In filesystem (where)? On physical ...
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482 views

Cannot import bcd.temp when trying to rebuild corrupt BCD on Windows 2012 server 64bit

I have a Windows 2012 server which died on me a week ago. There is a full description of what's gone wrong here. It seemed I'd finally found a solution here. I have moved to USB2.0 to eliminate that ...
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182 views

Automatic switching between different installed Windows systems

I have currently 3 Windows systems installed on my machine (2x Win7, 1x Win8). To switch between them I have to restart my PC, choose right system in Windows Boot Manager and hit enter. Can I write ...
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661 views

Boot options in Windows boot manager not showing after Creators Update

Most of the times I need to boot with Hyper-V disabled, to use VirtualBox; but sometimes I need to use Hyper-V, so I set the boot options as follows with BCDEDIT: bcdedit /copy {current} /d "HYPER-V ...
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118 views

Booting 2 Windows partitions on Single HDD; One via UEFI vs One via CSM BIOS - Possible?

Booting 2 Windows partitions on Single HDD; One via UEFI vs One via CSM BIOS - Possible? I'd like to be able to copy/ clone a Win 8.1 BIOS-MBR booting partition from a Hard drive 1 to the HDD 2 of a ...
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383 views

Creators Update and bcdedit change?

Does anyone know if creators update introduced changes to bcdedit? My searching hasn't turned up much yet. However, a standard script that I used to get machines setup for a safe mode reboot no ...
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920 views

Can't change recoveryaneblad to No in BCDEdit

I managed to get into an automatic repair loop on my Win 10 machine. After a couple of repair options I try to disable to recovery in bcdedit. I run different variations of the following code: ...
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730 views

Bootable dual-Win installation USB flash drive based on BCD

I made a flash with Win 10 installation on top of NTFS/BCD system after which I've added other bootable images to BCD like TeraByte Image for Windows, EaseUS Partition Master etc, all WinPE loaded ...
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1answer
1k views

BCDEdit set device to not available Volume GUID

When running bcdedit on a not local store it's impossible to set the device parameter of the bootloader to a not locally available device. How to do it? In particular: I'm trying to set an external ...
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2k views

Windows 10 won't boot with bcdedit hypervisorlaunchtype auto

i'm trying to run a virtual Linux on my Windows 10 Pro Maschine using Hyper-V. In order to start that VM i have to enable the build in Hyper-V Hypervisor. The problem is that as soon as i run "...
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1answer
2k views

Why can't Windows 7 find my BCDEdit store location?

Quick backstory: I'm attempting to resolve "unknown errors" that come up trying to upgrade from Windows 7 to Windows 10. Whether or not this issue has anything to do with it doesn't matter, I just ...
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1k views

Bcdedit's /sysstore: What is the “system partition”? Is it the EFI System Partition or the Windows installation partition?

I never really got a good explanation how. From its example, it is used on the C: drive, which implies it is used on the Windows drive (with the Program Files folder, Windows folder, etc.) But there'...
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315 views

Universal way to temporarily reverse boot order with bcdedit.exe

Situation I've got two boot-configurations. Let's say the UUID's are {1234} and {4321}. Default is {1234} What I want When {1234} is booted, I want to switch the boot order from {1234} {4321} to {...
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Use BCDEDIT to configure PXE boot as default boot option

I have a lab full of computers using UEFI that I want to always attempt to PXE boot before all other boot options. However, after automatically imaging a PC with Windows 8.1/Windows 10, the UEFI boot ...
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20k views

Boot error loop -> /rebuildbcd error and cant set active volume

Background After my sister's three months of vacation with no internet access, she got home and there were many updates for Windows 10 and Norton installed. After reboot Windows didn't start. ...
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378 views

bcdedit is having big time delay

I want to read and set default entries in Windows Boot Manager from my app by bcdedit. But bcdedit is very slow. For response from bcdedit I must wait about 16 seconds. Why is bcdedit too slow or how ...
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1answer
2k views

BCDedit showing the requested system device cannot be found, unable to get into safemode

I have a lenovo t430 laptop which boots shows the windows boot screen but then goes black for the login screen I suspect windows update has caused an issue and Im sure it can be resolved in safe mode ...
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3k views

How to identify and remove unused boot entries on Windows 2008 server after mirrored disk failure

I had one of the software mirrored disks on a Server 2008 R2 server fail. It dropped off, a reboot brought it back, but it was out of date, so I had to revert to the mirror and rebuild the bad disk (...
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590 views

Reboot Win10 into different boot configuration remotely

Via bcdedit I've configured an additional boot config for Windows 10 (has Hyper-V disabled). I know I can switch between the normal config and my new config using the boot options menu locally, but I'...