Change 1000+ of WordPress Featured Images in 5 Minutes! › Forums › Questions and Answers › Keep featured image unless there is no image › Reply To: Keep featured image unless there is no image
To set a featured image automatically is the purpose of the plugin. Based on the setting of the “Overwrite” checokbox it overwrites existing images or leaves them untouched.
But it is build for posts you write manually. Imports are a wide field because every import plugin executes the import process in a different way.
I will take a look at your importer and will reply.