"To take a backseat" means to take a less important or active role in something. It implies stepping aside, letting others lead or make decisions, and allowing oneself to be less involved. Full definition
But one of the most important things he did as my breastfeeding ally was to sort of take the backseat in parenting. (romper.com)
These days, our sympathetic nervous system is also what dominates when we're busy or stressed, which is why digestion so often takes a backseat. (mindbodygreen.com)
The story takes a backseat for sure, but it's strong enough to make me feel like there is a goal in mind, rather than simply powering through levels for nothing. (nintendoenthusiast.com)