Install pepperflashplugin-nonfree by entering the following commands in the terminal:
sudo apt update sudo apt install pepperflashplugin-nonfree
Description:
Pepper Flash Player - browser plugin
This package will download Chrome from Adobe, and unpack it to make the included Pepper Flash Player available for use with Chromium. The end user license agreement is available at Adobe.
Homepage: http://wiki.debian.org/PepperFlashPlayer
Version: 1.8.3+nmu1ubuntu1
Section: multiverse/web