The mbr2gpt CMD command is a Windows command line utility that allows users to convert a disk from the Master Boot Record (MBR) partition style to the newer GUID Partition Table (GPT) partition style. This command is especially useful for users who are upgrading their computer’s hard drive to a larger capacity and need to convert the partition style. The mbr2gpt CMD command is available in Windows 10, 8, 7, and Vista.

What is the Syntax for the mbr2gpt CMD Command?

The syntax for the mbr2gpt CMD command is as follows:

  • mbr2gpt /convert
  • mbr2gpt /validate
  • mbr2gpt /disk:
  • mbr2gpt /map
  • mbr2gpt /allowfullOS

What are the Options for the mbr2gpt CMD Command?

The options for the mbr2gpt CMD command are as follows:

Option Description
/convert Converts an MBR disk to a GPT disk.
/validate Validates that the disk is ready to be converted.
/disk: Specifies the disk to convert.
/map Displays a map of the disk that shows the current partition layout.
/allowfullOS Allows the conversion to take place even if the disk contains data that is not supported by the GPT partition style.

What are Some Examples of Using the mbr2gpt CMD Command?

Here are some examples of using the mbr2gpt CMD command:

  • To convert an MBR disk to a GPT disk, use the following command: mbr2gpt /convert
  • To validate that the disk is ready to be converted, use the following command: mbr2gpt /validate
  • To specify the disk to convert, use the following command: mbr2gpt /disk:
  • To display a map of the disk that shows the current partition layout, use the following command: mbr2gpt /map
  • To allow the conversion to take place even if the disk contains data that is not supported by the GPT partition style, use the following command: mbr2gpt /allowfullOS

How to Use the mbr2gpt CMD Command?

To use the mbr2gpt CMD command, follow these steps:

  1. Open the Command Prompt window.
  2. Type the command mbr2gpt /convert to convert an MBR disk to a GPT disk.
  3. Type the command mbr2gpt /validate to validate that the disk is ready to be converted.
  4. Type the command mbr2gpt /disk: to specify the disk to convert.
  5. Type the command mbr2gpt /map to display a map of the disk that shows the current partition layout.
  6. Type the command mbr2gpt /allowfullOS to allow the conversion to take place even if the disk contains data that is not supported by the GPT partition style.

Conclusion

The mbr2gpt CMD command is a useful Windows command line utility that allows users to convert a disk from the Master Boot Record (MBR) partition style to the newer GUID Partition Table (GPT) partition style. This command is especially useful for users who are upgrading their computer’s hard drive to a larger capacity and need to convert the partition style. The mbr2gpt CMD command is available in Windows 10, 8, 7, and Vista.

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