Windows
Compatible applications
Quick Facts
Basic information about this file format
Extension
.VBOX
File Type
VirtualBox Virtual Machine Configuration File
Category
Data
Best first step
Use compatible software
Quick Summary
A practical overview of the .vbox file format
The VBOX file is a configuration file used by Oracle VM VirtualBox, a popular open-source hypervisor for x86 and x86-64 virtualization. This file is written in XML format and serves as the primary metadata repository for a specific virtual machine. It contains all the settings and parameters requir…
File extension
.VBOX
File type
VirtualBox Virtual Machine Configuration File
Category
Data
Recommended action
Open with a trusted compatible app
How to open a .vbox file
Start with a trusted app that supports this format
- Check the file extension carefully and confirm that the file name really ends with .vbox.
- Use software that supports this file type. If one app does not work, try another compatible program for the same platform.
- Update the application if the file was created by a newer version of the software.
- Scan files from unknown sources before opening them, especially documents, archives, scripts, installers, and executable files.
What is a .vbox file?
File extension details and usage information
The VBOX file is a configuration file used by Oracle VM VirtualBox, a popular open-source hypervisor for x86 and x86-64 virtualization. This file is written in XML format and serves as the primary metadata repository for a specific virtual machine. It contains all the settings and parameters required to define the virtual hardware environment, including the number of allocated CPUs, the amount of RAM, storage controller configurations, network adapter settings, display resolution, and shared folder paths. When a user launches a virtual machine in VirtualBox, the application reads the VBOX file to reconstruct the virtual environment exactly as it was last saved. Because it is an XML-based text file, it is human-readable and can be manually edited by advanced users to troubleshoot configuration issues or automate VM deployments, although direct modification is generally discouraged to prevent corruption of the virtual machine state. The file does not contain the actual virtual hard disk data, which is typically stored in separate files like VDI, VMDK, or VHD, but it acts as the essential 'blueprint' that links the virtual hardware to the physical disk images.
Software Compatibility
Programs that may open or work with .vbox files
macOS
Compatible applications
Linux
Compatible applications
Mobile
Mobile applications
Can .vbox files be converted?
Options for saving or exporting this file to another format
In many cases, a .vbox file can be converted by opening it in compatible software and using an option such as Save As, Export, or Convert. The available output formats depend on the file type and the application used.
- Use the original software that created the file when possible.
- Check whether the application supports exporting to common formats.
- Be careful with online converters when working with private, business, or sensitive files.
- If conversion fails, the file may be corrupted, incomplete, encrypted, or not actually a .vbox file.
Why can't I open a .vbox file?
Common reasons this file type may not open correctly
Wrong software
The file may require a specific program that supports the .vbox format.
Incorrect extension
The file extension may have been renamed manually, even though the actual file format is different.
Corrupted file
The file may be incomplete, damaged during download, or transferred incorrectly.
Outdated app
Your software may need to be updated before it can open newer versions of this file format.
Frequently Asked Questions
Common questions about .vbox files
To open a .vbox file, use software that supports this file format.
- Oracle VM VirtualBox
- None
Open the file in compatible software and look for options such as Save As, Export, or Convert. If no export option is available, the file may require a specialized converter or the original application that created it.
- Verify that the file extension is correct.
- Install or update compatible software.
- Try another application that supports this format.
- Check whether the file is corrupted, incomplete, or encrypted.
A file extension alone does not guarantee whether a file is safe or unsafe. Only open files from trusted sources, scan unknown files before opening them, and be especially careful with executable, script, archive, and document files.
File safety tips
Use caution with unknown files
Only open files from trusted sources. Before opening a .vbox file, scan it with antivirus software, verify that the file extension is expected, and avoid running unknown executable, installer, macro-enabled document, or script files.