1. Remove Your old flash plugin (if You have it)

    dnf remove flash-plugin

  2. Add rpmfusion repo


  3. Install converter

    dnf update dnf install freshplayerplugin

  4. Go to: https://get.adobe.com/flashplayer/otherversions/ and chose FP 23.0 for...

  5. Download and unzip libpepflashplayer.so to /opt/google/chrome/PepperFlash (You may need to add folders and set permissions).

  6. Now You can check it here: