How often should I change my smoke alarm batteries? Is there a recommended frequency that experts advocate for this crucial maintenance task? Given the vital role smoke alarms play in safeguarding lives and property, it stands to reason that regular upkeep is paramount. Is once a year sufficient, or should I consider making this a more frequent ritual to ensure optimal functionality? What about the specific types of smoke alarms; do they require different maintenance schedules? And what conditions, such as temperature fluctuations, might impact battery longevity? Moreover, could there be telltale signs that indicate a battery replacement is overdue? Perhaps the chirping sound that smoke alarms make serves as an obvious alert, but are there other subtle cues to consider? Is it advisable to pair battery replacement with another routine event, like changing the clocks for Daylight Saving Time, to create a consistent schedule? What steps should one follow in this critical process?