Useful apps and features
World clock
On the Apps screen, tap Clock →World clock.
Creating clocks
Tap 
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 clocks
Tap 
→Delete, select clocks, and then tap Done.
Stopwatch
On 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.
To set the device to dim the screen during laps, tap 
→Settings →Keep screen dimmed.
Timer
On the Apps screen, tap Clock →Timer.
Set the duration, and then tap Start.
Drag 
outside the large circle when the timer goes off.
To change the alarm ringtone settings, tap 
→Settings.
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