Please find it (convert to html5 canvas from as3 document formats in commands)

I have adobe animate cc 2019 (version 20.0.1)

Why doesn't exist convert to html5 from as3 document formats in commands? 

I used creating-publishing-html5-canvas-document.fla 

(https://helpx.adobe.com/kr/animate/how-to/create-publish-html5-canvas-document.html?playlist=/services/playlist.helpx/products:SG_ANIMATE/learn-path:get-started/set-header:ccx-designer/playlist:continuinged/ko_KR.json)
and Is it possible to convert to html5 canvas from ActionScript 2.0 in flash player 9?