You can manipulate the anchor and image tag attributes by using MetaSlider’s available filters. That documentation article has sample code showing how to add a “rel” attribute of “lightbox” to each slide in a slideshow.
This code sample shows how to change “_self” to _blank” for links on the slides:
This next code sample shows how to change the scrset attributes for MetaSlider slides:
We hope that this code will be useful, but do not make guarantees. If you need troubleshooting help, or modifications to this code, please contact MetaSlider Pro support.