Users of Chrome have reported issues with Fun% and/or Remember Rom not saving in the browser. Storage (not only cache) must be fully cleared to get it to work. Make sure to backup your user presets as this will delete them!
- Go to finalfantasyrandomizer.com
- LCTRL+SHIFT+i or F12 to bring up console
- Click on Application tab
- Under Storage, expand Local Storage
- Right-click on each URL and select Clear
- Repeat for Session Storage and Cache > Cache Storage
- Refresh page