Outer dial is sun position during 24 hours. Yellow dots are sunrise and sunset. Tap actions, the steps launches Samsung Health. Weather info, the weather app. CHR, stopwatch, TMR, timer, ALM, alarm. PHN the dialer, PPL contacts, MSG the Messages app. Tapping the month starts the Agenda. If the little weather icons turn yellow, the WX data is more than 59 minutes old, tap the weather conditions icon to update it. Tap the 6 O Clock area to switch between 12 and 24 hour modes.