A possible solution could be to enable the "Small featured image" checkbox (in order to preserve date/cat/author info) and add a Custom CSS in the Advanced tab like so:
.entry-img-src { display: none; }
A possible solution could be to enable the "Small featured image" checkbox (in order to preserve date/cat/author info) and add a Custom CSS in the Advanced tab like so:
.entry-img-src { display: none; }