Some third-party tools like TechPowerUp Visual C++ Redistributable Runtimes All-in-One are convenient but unnecessary. Stick to Microsoft's official installers for stability.
Think of the Redistributable like standardized car parts. A car manufacturer (the developer) doesn't reinvent the wheel or the battery for every vehicle. Instead, they assume the infrastructure (Microsoft Windows) has standard parts (the Redistributable) available. If those parts aren’t installed, the car (your software) won't run. visual c 2019 redistributable
Different programs were compiled with different versions of Visual Studio. A game from 2012 might need the 2012 redistributable, while a new app needs 2019. They coexist without issues. Think of the Redistributable like standardized car parts