Can alerts duration be changed? Alert length cannot be changed from 6 seconds to a specific duration. Related articles My YI camera and SD card were stolen. What do I do? How do I set activity alerts? What if someone else uses the app on my phone to see my family? Can the alarm go off at night? What if the camera is pointed to a reflective window? The YI Dome Camera image suddenly became black and white. What do I do? Comments 0 comments Please sign in to leave a comment.