In settings you find these options:
Turn off and on sound effects.
Choose between light and dark mode.
Show current workspace emoji next to categories.
Drop items off into the red area to delete them.
Open sites in a new tab instead of the current one.
Configure key bindings for shortcuts.
Clears out the thumbnail that you see when hovering your active tabs. The thumbnail is captured once a page is fully reloaded. The thumbnails are self-destroyed once they are not in the active tabs lists anymore.
Exports your current data as a JSON file(JSON is a lightweight format for storing and transporting data). Once exported the file will be located in your download folder.