You can easily export your leads from Funnel with all of the lead's associated data. Whether you're using a filter or a static or dynamic list, once you've grouped the leads that you'd like to export, simply click the checkbox at the very top of the list to select all of the leads and then choose More > Export:
The export options offer different file formats, like Microsoft Excel or a CSV file, to export your selection.
If you're exporting a large number of leads, you'll receive an email (to the email address of the person logged into Funnel) when the download is ready. You'll also receive a Funnel notification:
This means you can continue using Funnel while your bulk edit runs in the background.
See also: how to make bulk changes to leads.