Інсталювати Flash Player для Cromium в Fedora 27

sudo dnf install http://linuxdownload.adobe.com/adobe-release/adobe-release-x86_64-1.0-1.noarch.rpm
dnf provides */libpepflashplayer.so
sudo dnf install flash-player-ppapi
sudo ln -s /usr/lib64/flash-plugin/libpepflashplayer.so /usr/lib64/chromium-browser/PepperFlash/libpepflashplayer.so
sudo ln -s /usr/lib64/flash-plugin/manifest.json /usr/lib64/chromium-browser/PepperFlash/manifest.json

https://ask.fedoraproject.org/en/question/10217/sticky-how-do-i-install-adobe-flash-on-fedora/