Apps and features78World clockLaunch the Clock app and tap World clock.Creating clocksTap , enter a city name or select a city from the map, and then tap Add.To use the time zone converter, tap → Time zone converter.Deleting clocksTap and hold a clock, tick clocks to delete, and then tap Delete.Stopwatch1 Launch the Clock app and tap Stopwatch.2 Tap Start to time an event.To record lap times while timing an event, tap Lap.3 Tap Stop to stop timing.• To restart the timing, tap Resume.• To clear lap times, tap Reset.Timer1 Launch the Clock app and tap Timer.To add a frequently used timer, tap , set the duration and name, and then tap Add.2 Set the duration and tap Start.To open the keypad to enter the duration, tap the duration input field.3 Tap Dismiss when the timer goes off.