It's officially dead as of the end of 2020. Good riddance, as far as I'm concerned. I quit installing it a year and a half ago.
https://blogs.adobe.com/conversations/2017/07/adobe-flash-update.html
Here are the browser vendors' plans for its demise:
Mozilla (Firefox): https://developer.mozilla.org/en-US/docs/Plugins/Roadmap
Google (Chrome): https://www.blog.google/products/chrome/saying-goodbye-flash-chrome/
Microsoft (IE/Edge): https://blogs.windows.com/msedgedev/2017/07/25/flash-on-windows-timeline/
https://blogs.adobe.com/conversations/2017/07/adobe-flash-update.html
Here are the browser vendors' plans for its demise:
Mozilla (Firefox): https://developer.mozilla.org/en-US/docs/Plugins/Roadmap
Google (Chrome): https://www.blog.google/products/chrome/saying-goodbye-flash-chrome/
Microsoft (IE/Edge): https://blogs.windows.com/msedgedev/2017/07/25/flash-on-windows-timeline/