The Windows Boot Configuration Data (BCD) is stored in the BCD Windows NT Registry file on the active (boot) partitions in ‘\Boot’ or ‘\EFI\Microsoft\Boot’. On a running Windows system the contents of this Registry file can be accessed via keys and values under ‘HKEY_LOCAL_MACHINE\BCD00000000’.
Where is the boot configuration data located?
The BCD information resides in a data file named bootmgfw. efi in the EFI partition in the EFIMicrosoftBoot folder. You will also find a copy of this file in the Windows Side-by-Side (WinSxS) directory hierarchy.
Where can I find BCD files?
The BCD registry file is located in the \Boot\Bcd directory of the active partition. EFI–based operating systems. The BCD registry file is located on the EFI system partition.
What is the boot configuration data file?
Rebuild BCD with Command Prompt. BCD, or Boot Configuration Data, is a file that stores information about the boot options on your computer. If this file becomes corrupted, it can cause problems when trying to boot your computer. Luckily, you can use the Command Prompt to rebuild the BCD and fix these problems.
Where is the boot configuration data located prior to the boot process where is it permanently stored ?)?
Boot Configuration Data is stored in a data file that has the same format as Windows Registry hives and is eventually mounted at registry key [HKEY_LOCAL_MACHINE\BCD00000] (with restricted permissions).
Does rebuilding BCD delete files?
If you still have issues, use the Diskpart command to make your Windows installation the active drive. What should I do after I rebuild the BCD? Rebuilding the BCD doesn’t affect your personal data or settings in any way, so you can continue to use your computer as normal.
How do I change my boot configuration data?
To edit boot options in Windows, one option is to use BCDEdit (BCDEdit.exe), a tool included in Windows. To use BCDEdit, you must be a member of the Administrators group on the computer.
How do I fix a corrupted boot file?
Running Startup Repair The Startup Repair tool scans a system for corrupt or missing files, as well as improperly configured settings, and then it attempts to repair them. To launch the tool, go to the Advanced Options screen and click Startup Repair.
Where is the BCD file located in Windows 7?
In Windows Vista, Windows 7, Windows 8/8.1 and Windows 10 the System Boot Configuration Data (BCD) is stored in a file in folder “\Boot”. The full path to this file is “[active partition]\Boot\BCD”.
Where are the boot files located in Windows 7?
Boot. ini is a text file located at the root of the system partition, typically c:\Boot. ini.
How do I change my boot configuration data?
To edit boot options in Windows, one option is to use BCDEdit (BCDEdit.exe), a tool included in Windows. To use BCDEdit, you must be a member of the Administrators group on the computer.
Where is the boot file in Windows?
It is located at the root of the system partition, typically c:\Boot.
What is the Windows boot manager in BIOS?
The Windows Boot Manager is a Microsoft-provided UEFI application that sets up the boot environment. Inside the boot environment, individual boot applications started by the Boot Manager provide functionality for all customer-facing scenarios before the device boots.
What is BCDEdit used for?
BCDEdit is a command-line tool for managing BCD stores. It can be used for a variety of purposes, including creating new stores, modifying existing stores, adding boot menu parameters, and so on.
How do I restore my original BCD?
To restore the BCD file, browse to the EasyBCD save file created last time (ending in . bcd) and click the “Restore Backup” button. Restore function will start instantly. If required, EasyBCD can create a backup of your BCD settings at any time from the “BCD Backup/Repair” page.
What is BCD store?
Physically, a BCD store is a binary file in the registry hive format. A computer has a system BCD store that describes all installed Windows Vista and Windows 7 operating systems and installed Windows boot applications. A computer can optionally have many non-system BCD stores.
What does BCD file contain?
This file contains information about the installed OS and boot parameters. Windows cannot boot normally if the BCD file is deleted or corrupted. Also, you won’t be able to boot your Windows if the Mater Boot Record (MBR) on the hard disk is damaged.
What happens if recovery partition is deleted?
Although users can delete the recovery partition, once it’s removed, Windows RE and the factory default settings are inaccessible. Thus, it is unsafe to delete the recovery partition, unless you make a recovery disk with your USB drive lest you need it after you removed the recovery partition.
How do I delete BCD files?
Use the BCDEdit /deletevalue command to remove options that were added using the BCDEdit /set command. Before deleting BCDEdit options you might need to disable or suspend BitLocker and Secure Boot on the computer. To delete a boot option value that you have set, use the BCDEdit /deletevalue command.
What is BCD backup?
Backup, Restore, Rebuild and Repair BCD Error. Boot Configuration Data (BCD) is a firmware-independent database that is used to configure data at boot time. It is used by Microsoft’s new Windows Boot Manager. The BCD stores important startup information needed to start Windows.
Does UEFI use BCD?
UEFI-based systems contain a firmware boot manager, Bootmgfw. efi, that loads an EFI application that is based on variables that are stored in NVRAM. The BCD settings for the device and path elements in Windows Boot Manager indicate the firmware boot manager.
What causes BCD error?
One of the most common causes of this error is the BCD that became missing or corrupt. That could happen because of disk write errors, power outages, boot sector viruses, or errors made while configuring the BCD manually.
