Download FFmpeg from the official website or your package manager
Windows: extract the downloaded archive to a folder such as C:ffmpeg
Windows: add the FFmpeg bin folder to your system PATH
macOS: install with Homebrew using `brew install ffmpeg`
Linux: install with your distribution package manager
Debian or Ubuntu: run `sudo apt update` then `sudo apt install ffmpeg`
Fedora: run `sudo dnf install ffmpeg`
Arch Linux: run `sudo pacman -S ffmpeg`
Verify installation by running `ffmpeg -version` in a terminal or command prompt