Because FFmpeg and FFPlay are portable console applications, they do not "install" like traditional software. Follow these steps to set them up: ffplay Documentation - FFmpeg
FFPlay Windows Download: Official Installation Guide To get on Windows, you must download the FFmpeg package, as ffplay is a command-line media player included in the standard FFmpeg suite. There is no standalone installer; instead, you download pre-compiled binaries, extract them, and add them to your system's PATH. Quick Download Links ffplay windows download
BtbN GitHub (Ideal for different license variants like GPL/LGPL). Because FFmpeg and FFPlay are portable console applications,
gyan.dev (Official recommendation for Windows). you must download the FFmpeg package