: The rise of HTML5, WebGL, and WebAssembly provided faster, safer, and open-source alternatives that didn't require a third-party plugin. Accessing Old Flash Content Today
The decline of Flash was driven by several critical factors that eventually made it obsolete: Old Version Adobe Flash Player
: By 2013, over 400 million out of 1 billion connected desktops updated to new Flash versions within weeks of release. : The rise of HTML5, WebGL, and WebAssembly