In order to use all of the functionality provided by this watch, be sure to update all of your apps to their latest versions before using your watch.
STEP1While the watch is displaying a watch face (normal timekeeping screen, not an app screen or setting screen), short-press the power button to display the app list.
STEP2Scroll the list of apps upwards or downwards until “Play Store” is displayed, and then tap it.
STEP3Swipe the touch screen from top to bottom to display the Play Store menu and then tap the “My Apps” (R) icon.
STEP4If there is any app for which an update is available, its name will be shown under “Updates Available”. Tap “Update all”.
This setting is essential for calculating performance, including your heart rate zone and VO2Max.
STEP1While the “DIGITAL” watch face is displayed, hold down your finger in the center of the touch screen for about two seconds.
STEP2Tap in the following in sequence: > “Heart Rate Setting”.
STEP3Input the following in sequence: “Birth Day”, “Heart rate at rest”, “Gender”, “Height”, and then “Weight”.
STEP4To quit the setting procedure and return to the watch face display, press the power button.