Apple Watch Series 6 Battery Life Test. Position the back of your Apple Watch on the charger. Apple Watch battery health feature is available on watchOS 7 or later.
See our Top Picks. Position the back of your Apple Watch on the charger. Apple Watch Series 5 used only 50 battery over a full marathon distance ran in 35325.
On your Apple Watch running watchOS 7 or later go to Settings.
While your device is charging your Apple Watch goes into Nightstand mode. By 10pm it would be about 35 now it goes from 100 to 50 in like 4 hours. Apple Watch battery health feature is available on watchOS 7 or later. I did not have any issues with battery in watch os 75 or 76 but since I went to 761 50 of the life is gone.
