.MBR File Extension
Master Boot Record File
| Developer | N/A |
| Popularity |
3.6 | 18 Votes |
What is an MBR file?
An MBR file is a disk image or backup file that stores a copy of a Master Boot Record (MBR), a boot structure traditionally used by BIOS-based computers. It contains executable boot code, disk partition information, and other information required to begin loading an operating system during startup. MBR files are commonly created by disk management, backup, recovery, and system deployment tools.
More Information
System administrators, IT professionals, and advanced users are most likely to use MBR files to back up, restore, transfer, or analyze disk boot information. Restoring an MBR file can help recover a system after disk corruption, operating system reinstallation, or changes to disk configuration. Users may also create MBR files when cloning drives or preparing multiple systems with similar configurations.
NOTE: MBR files are uncommon but remain relevant for compatibility with older hardware, legacy operating systems, and certain recovery and virtualization workflows.
How to open an MBR file
You can open an MBR file with disk imaging, partition management, or hexadecimal editing software that supports raw boot sector data, such as HxD and WinHex. GNU GRUB also supports booting from disks that use the Master Boot Record partition scheme. Since MBR files store low-level disk information rather than normal documents, editing them should be done carefully to avoid making a system unbootable.
Programs that open or reference MBR files
Zune Smooth Streaming File
| Developer | Microsoft |
| Popularity |
3.5 | 4 Votes |
Multimedia file used by Zune, an audio and video player for Windows; contains a link to an audio or video file purchased through the Zune service, but does not include the actual audio or video data itself; enables multimedia files to be streamed without having to store them locally.