A lot of folks get a water softener, set it, and forget it. They let the factory default—often every 7 to 14 days—run the show. That’s like assuming every car needs an oil change at the exact same mileage, regardless of how it’s driven.
Your household’s water usage is super personal. Do you fill a giant bathtub every night? Wash a dozen loads of laundry a week? Or are you just one person taking quick showers? The more water you use, the faster those resin beads get exhausted, and the more often they need that regeneration spa day.