The Bootrec CMD command is a powerful tool that can be used to repair corrupted Windows systems. It is a part of the Windows Recovery Environment (WinRE) and can be used to repair the Master Boot Record (MBR), Boot Configuration Data (BCD) store, and the Boot Sector. Bootrec can also be used to create a new boot sector on the system partition. This article will explain what Bootrec is, how to use it, and some of the most common scenarios where it can be used to repair a Windows system.
What is Bootrec?
Bootrec is a command-line utility that is part of the Windows Recovery Environment (WinRE). It is used to repair corrupted Windows systems, such as when the Master Boot Record (MBR), Boot Configuration Data (BCD) store, or the Boot Sector are corrupted. Bootrec can also be used to create a new boot sector on the system partition.
How to Use Bootrec
Using Bootrec is relatively simple. To use Bootrec, you will need to boot into the Windows Recovery Environment (WinRE). To do this, you will need to insert your Windows installation media and then restart your computer. When prompted, select the “Repair your computer” option. Once in the WinRE, you will need to select the “Command Prompt” option. From here, you can use the Bootrec command to repair your system.
Bootrec Syntax
The syntax for the Bootrec command is as follows:
bootrec.exe [option]
The following options are available for the Bootrec command:
- /FixMbr – This option is used to repair the Master Boot Record (MBR).
- /FixBoot – This option is used to repair the Boot Configuration Data (BCD) store.
- /ScanOs – This option is used to scan all disks for Windows installations and rebuild the BCD.
- /RebuildBcd – This option is used to rebuild the BCD.
Bootrec Examples
The following are some examples of how to use the Bootrec command:
- Repair the Master Boot Record (MBR): bootrec.exe /FixMbr
- Repair the Boot Configuration Data (BCD) store: bootrec.exe /FixBoot
- Scan all disks for Windows installations and rebuild the BCD: bootrec.exe /ScanOs
- Rebuild the BCD: bootrec.exe /RebuildBcd
When to Use Bootrec
The Bootrec command can be used in a variety of scenarios where a Windows system is corrupted or not booting correctly. Some of the most common scenarios where Bootrec can be used to repair a Windows system include:
- When the Master Boot Record (MBR) is corrupted.
- When the Boot Configuration Data (BCD) store is corrupted.
- When the Boot Sector is corrupted.
- When the system partition is corrupted.
- When the Windows installation is corrupted or missing.
- When the computer is not booting correctly.
Conclusion
The Bootrec CMD command is a powerful tool that can be used to repair corrupted Windows systems. It is a part of the Windows Recovery Environment (WinRE) and can be used to repair the Master Boot Record (MBR), Boot Configuration Data (BCD) store, and the Boot Sector. Bootrec can also be used to create a new boot sector on the system partition. This article has explained what Bootrec is, how to use it, and some of the most common scenarios where it can be used to repair a Windows system.