Identify the source of the beeping
Check whether it is a smoke alarm, carbon monoxide alarm, or security alarm
Press the test or hush button if available
Replace the battery if the alarm is chirping
Make sure the battery is installed correctly
Clean dust or debris from the alarm
Reset the alarm after replacing the battery
Check for a low-battery warning on interconnected alarms
Replace the entire unit if it is expired or malfunctioning
Contact building management or the alarm company if it is a monitored system
Call emergency services if there is smoke, fire, or carbon monoxide present