Board Thread:News and Announcements/@comment-25646419-20190725000256/@comment-35890342-20190725093223

No, the flash will be up until, well, whenever the devs move it over. Adobe has already marked the end of flash updating, and so that would mean Flash will get more unstable as time progresses, which would make it inconvient to make something permanent on Flash.

Here's the blog article: https://theblog.adobe.com/adobe-flash-update/