Q.Christmas Cactus Propagation
Can you get these plants to produce seeds through pollinating the flowers? Or can you only get them to propagate through cuttings?

Certified GKH Gardening Expert
You can propagate through seeds, but cuttings are much easier. This article will help: https://www.gardeningknowhow.com/ornamental/cacti-succulents/christmas-cactus/how-to-propagate-and-plant-christmas-cactus.htm
Near the end of this article, there are directions for growing the seeds:
https://aggie-horticulture.tamu.edu/plantanswers/publications/cactus/growingcactus/index.html