It happened to me frequently this past summer. I figured out it had to do with me being out of town and the app not responding well to out of area connectivity. I've even seen…

I don't recommend watering after 8a and before 8p because evaporation is the highest with will burn ur shrubs. Your best best is to water an hour after the sunset.  I'v…

I experienced the same issue.  I ended up buying an extender and that solved the connection issue.