Would pruning the excessive shoots improve its flowering ability?
Stephanotis Plant Indoors
Certified GKH Gardening Expert
Stephanotis blooms on new growth- the new shoots it puts out will have the most flowers- so pruning them back will reduce flowering temporarily. However, you can prune to reshape the plant, and then wait for it to regrow and flower again. This article has a guide to pruning this plant: