Windows
Compatible applications
Quick Facts
Basic information about this file format
Extension
.VCXPROJ.USER
File Type
Visual Studio C++ Project User Options File
Category
Programming
Best first step
Use compatible software
Quick Summary
A practical overview of the .vcxproj.user file format
A vcxproj.user file is an XML-based configuration file used by Microsoft Visual Studio to store user-specific settings for a C++ project, which is primarily defined in a vcxproj file. While the main project file contains settings shared across a development team, such as source file lists and compi…
File extension
.VCXPROJ.USER
File type
Visual Studio C++ Project User Options File
Category
Programming
Recommended action
Open with a trusted compatible app
How to open a .vcxproj.user file
Start with a trusted app that supports this format
- Check the file extension carefully and confirm that the file name really ends with .vcxproj.user.
- 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- Update the application if the file was created by a newer version of the software.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 .vcxproj.user file?
File extension details and usage information
A vcxproj.user file is an XML-based configuration file used by Microsoft Visual Studio to store user-specific settings for a C++ project, which is primarily defined in a vcxproj file. While the main project file contains settings shared across a development team, such as source file lists and compiler configurations, the user file is dedicated to local environment preferences. These settings typically include debugging parameters like the executable path, command-line arguments, working directory, and environment variables. Because these values are often specific to an individual developer's machine or local file system layout, the vcxproj.user file is typically excluded from version control systems to prevent configuration conflicts between team members. The file uses the MSBuild XML schema, allowing Visual Studio to parse and apply these overrides during the build or debug process. If the file is missing, Visual Studio simply recreates it with default settings when the user modifies project properties in the IDE.
Software Compatibility
Programs that may open or work with .vcxproj.user files
macOS
Compatible applications
Linux
Compatible applications
Mobile
Mobile applications
Can .vcxproj.user files be converted?
Options for saving or exporting this file to another format
In many cases, a .vcxproj.user 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 .vcxproj.user file.
Why can't I open a .vcxproj.user file?
Common reasons this file type may not open correctly
Wrong software
The file may require a specific program that supports the .vcxproj.user 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 .vcxproj.user files
To open a .vcxproj.user file, use software that supports this file format.
- Microsoft Visual Studio
- Notepad++
- Visual Studio Code
- Sublime Text
- BBEdit
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 .vcxproj.user 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.