Starting with the 2015 version, these packages are cumulative . This means installing the 2015-2019 version (or newer 2015-2022) covers all software built for any year in that range.
A Visual C++ Redistributable installs Microsoft C and C++ Runtime libraries. Many applications built by using Microsoft Visual C++ Microsoft Learn microsoft visual c 2015 redistributable 2019 x64
This is why you often see them listed as a single entry in your "Apps & Features" menu. The 2019 version effectively "absorbs" the 2015 and 2017 versions. 🛠️ Why You (Usually) Encounter It Starting with the 2015 version, these packages are