This happened to me as well on the series 4. Prior to the last update 10.1.1, I used to get 2 days of life before needing to charge the battery. After the last update, I get 8 hours of life.
This happened to me as well on the series 4. Prior to the last update 10.1.1, I used to get 2 days of life before needing to charge the battery. After the last update, I get 8 hours of life.