How To Save Battery On Apple Watch 4. Tap on your Apple Watch at the top of the screen. Even when airplane and power saving modes enabled at the same time no BT no Wifi no AOD screen brigtness on 15 only continuous heart rate once or twice an hour sleep tracking and workout detection is on while watch is idle in this state without any screen activity it drains battery around 12-14 per hour during day and around 15-2.

There are a few ways you can preserve battery life on your Apple Watch. While theres no way to keep your battery fully powered if you try one or a. Remember that to update you must go to the Watch application on the iPhone and go to My Clock General Software update.
Remember that to update you must go to the Watch application on the iPhone and go to My Clock General Software update.
Charge it to 100 and keep charging it for at least 2 more hours. Other tips we can follow are the following. After you do this your Apple Watch will only track metrics like time distance and speed during workouts. The OLED display of Apple Watch provides great black levels with minimal power management but it still needs power and the brighter your screen is.
