Tools | Msvc V142 - Vs 2019 C++ X64/x86 Build

The "x64/x86" portion indicates that these tools can compile code for both 64-bit and 32-bit architectures, allowing you to target almost any Windows hardware configuration. Why You Might Need the v142 Toolset

These tools can be installed:

This will trigger the C/C++ Compiler. The first line of the output should mention , which confirms you are using the v142 toolset. Key Features of the v142 Toolset msvc v142 - vs 2019 c++ x64/x86 build tools

Each version of Visual Studio has a corresponding toolset version: : Visual Studio 2015 v141 : Visual Studio 2017 v142 : Visual Studio 2019 v143 : Visual Studio 2022 The "x64/x86" portion indicates that these tools can