Here’s a general idea. You could put this in your theme’s functions.php. Obviously you may need to adapt the items in parentheses, especially the first one:
remove_post_type_support( 'your_custom_post_type', 'auto-upload-images' );
Here’s a general idea. You could put this in your theme’s functions.php. Obviously you may need to adapt the items in parentheses, especially the first one:
remove_post_type_support( 'your_custom_post_type', 'auto-upload-images' );