These are "shared" code libraries. Instead of every software developer writing the same basic functions from scratch, they use Microsoft’s pre-written libraries. For the app to run on your computer, those libraries must be present.

: Installs libraries like the C Runtime (CRT), Standard C++, ATL, MFC, C++ AMP, and OpenMP.

Visual C++ runtimes are designed to be side-by-side (SxS). You can have versions 2005, 2008, 2010, 2012, 2013, 2015, 2017, 2019, and 2022 all installed simultaneously without conflict.

Don't uninstall these! Each year (2010, 2012, 2013, 2015-2022) is unique and not cumulative

If you encounter issues with the vc2013redistx86 package, here are some troubleshooting steps: