how to delete adobe flash player and any extensions

To uninstall Flash Player on your Mac read this web page -->

https://www.adobe.com/products/flashplayer/end-of-life.html

Click “Uninstall” when prompted by Adobe in Flash Player, or follow these manual uninstall instructions https://helpx.adobe.com/flash-player/kb/uninstall-flash-player-mac-os.html

Click “Uninstall” when prompted by Adobe, or follow these

manual uninstall instructions for Windows and Mac users.

Mac flash player removal link is further revealed:

https://helpx.adobe.com/flash-player/kb/uninstall-flash-player-mac-os.html

Long before expiry, mine was removed. Maybe in 2013?

Not sure about other bits that may be left behind.

A good tool to find & remove stuff: 'Find Any File'

(runs in demo mode) by Thomas Tempelmann.