It is an application that is letting users either donwload videos or convert videos to audio files.
Click on this link and download Y2F.
You need to install the Python Installer and install Python in your desired folder application's folder, either Debug or Release. The aforementioned step must be implemented in order to create a Python virtual environment within the application's folder in order to run core application functionalities, fulfilled by the python scripts. After this you need to copy the 3 python files within your desired folder application's folder, either Debug or Release.
The Visual Studio Installer Projects extension must be installed in order to create installers that allow users to download and install the project on any computer.
Extension Download Links
Installer Projects Tutorial