Useful apps and features53World clockOn the Apps screen, tap Clock → World clock.Creating clocksTap and enter a city name or select a city from the cities list.To apply summer time, tap and hold a clock, and then tap .Deleting clocksTap → Select, select clocks, and then tap .StopwatchOn the Apps screen, tap Clock → Stopwatch.Tap Start to time an event. Tap Lap to record lap times.Tap Stop to stop timing. To clear lap times, tap Reset.TimerOn the Apps screen, tap Clock → Timer.Set the duration, and then tap Start.Drag outside the large circle when the timer goes off.