Open your browser, go to the official Ruffle website (ruffle.rs), and navigate to the “Downloads” section. Choose the Windows version (both 32‑bit and 64‑bit are usually offered). Download the file — it will be a single executable, typically around 19 MB.
Despite the official discontinuation, many users are tempted to search for and download older, archived versions of Flash Player from third-party websites to continue using legacy games or applications. Adobe Flash Player Download For Windows 10 64-bit