Microsoft Visual C++ 14 (FRESH)

As of April 2026, the VC++ 14.0 redistributable is no longer receiving security updates from Microsoft. Organizations should migrate to VC++ 14.2x (VS2019) or 14.3x (VS2022) redistributables, which remain compatible with applications built with v140, but offer ongoing updates. 8. Comparison with Later Visual C++ Versions | Toolset | _MSC_VER | VS version | ABI compatibility with v140 | |---------|----------|------------|-----------------------------| | VC++ 14.0 | 1900 | 2015 | (itself) | | VC++ 14.1 | 1910 | 2017 | Binary compatible | | VC++ 14.2 | 1920 | 2019 | Binary compatible | | VC++ 14.3 | 1930 | 2022 | Binary compatible |

All 14.x toolsets share the same major ABI, allowing a binary compiled with any of them to run on any later 14.x redistributable. However, each redistributable is a separate download; newer ones do not replace the older but can satisfy the dependency. Microsoft Visual C++ 14.0 was a transformative release that prioritized ISO C++ conformance and set a new baseline for Windows native development. Its v140 toolset enabled cross-platform libraries to flourish on Windows, broke the cycle of ABI instability, and established a runtime redistribution model that has persisted for nearly a decade.

myapp.exe (built with VS2015) → works with VC++ 2015-2022 redistributable (any). 4.3 Deployment Options Developers using VC++ 14.0 have three redistribution methods: microsoft visual c++ 14

| Method | Description | Pros | Cons | |--------|-------------|------|------| | | .msm files for Windows Installer | Clean integration | Requires MSI | | Redistributable package | Standalone vcredist_x86/x64.exe | Simple, user-initiated | Extra download step | | Private assembly | Copy DLLs to app folder | No admin rights needed | Misses security updates |

The recommended method for enterprise software is the redistributable package, which receives security updates via Windows Update. As of 2026, many software ecosystems still depend on VC++ 14.0: 5.1 Python Packages with Native Extensions The Python package manager pip frequently fails with: As of April 2026, the VC++ 14

#include <cstdint> // _MSC_VER == 1900 for VC++ 14.0 #if _MSC_VER == 1900 #pragma message("Compiled with Microsoft Visual C++ 14.0") #endif

| Feature area | C++11 | C++14 | VC++ 14.0 status | |--------------|-------|-------|------------------| | Regular expressions | Yes | N/A | Fully reimplemented | | Smart pointers ( unique_ptr , shared_ptr ) | Yes | N/A | Complete | | Multithreading ( <thread> , <mutex> , <atomic> ) | Yes | N/A | Production-ready | | User-defined literals | Yes | Yes | Supported | | make_unique | No | Yes | Added | | std::integer_sequence | No | Yes | Added | | std::exchange | No | Yes | Added | Comparison with Later Visual C++ Versions | Toolset

$url_x64 = "https://aka.ms/vs/17/release/vc_redist.x64.exe" $installer = "$env:TEMP\vc_redist.x64.exe" Invoke-WebRequest -Uri $url_x64 -OutFile $installer Start-Process -FilePath $installer -ArgumentList "/quiet /norestart" -Wait Remove-Item $installer