Filester Files Locked?

I’ve just installed the Filester plugin, however all the files are locked and most of the buttons are greyed out (screenshot below). I’m the only admin of the website, so I don’t think it can be a permissions issue. How do I unlock the files and all the functions?

https://drive.google.com/file/d/10Gi7PkJUMuj3V7yjfqcwL6bDD07uEx7o/view?usp=sharing

Thanks!