If you've duplicated a Figma file from another file that was already linked to Commentful, you'll need to re-link the plugin with your new Figma file URL from the duplicated Figma file by clicking the Re-link your Figma file button in the Commentful Settings panel, then pasting in your new Figma file URL to save it.
If you've duplicated a Figma file from another file that was already linked to Commentful, you'll need to re-link the plugin with your new Figma file URL from the duplicated Figma file by clicking the Re-link your Figma file button in the Commentful Settings panel, then pasting in your new Figma file URL to save it.