My iPhone is at 90% battery health after one year. Even with that, I still feel like the battery is decreasing faster than I expected. After a 10 minute YouTube video, 2
![macbook pro - Why is the "Battery Health..." button missing in my Big Sur System Preferences? - Ask Different macbook pro - Why is the "Battery Health..." button missing in my Big Sur System Preferences? - Ask Different](https://i.stack.imgur.com/FsUCX.png)
macbook pro - Why is the "Battery Health..." button missing in my Big Sur System Preferences? - Ask Different
![2018 MacBook Pro with 80% Battery Health and Service Recommended! This Isn't Normal Right? : r/macbook 2018 MacBook Pro with 80% Battery Health and Service Recommended! This Isn't Normal Right? : r/macbook](https://preview.redd.it/aoeap1fqtgm51.png?auto=webp&s=d59161f10ab7edb6af6dba3d6fba954f770051f6)
2018 MacBook Pro with 80% Battery Health and Service Recommended! This Isn't Normal Right? : r/macbook
![Brand new MacBook Air M1, only 9 charge cycles but already at 98% maximum capacity (went from 100% to 98% today in just 3 hours). Should I be worried? : r/mac Brand new MacBook Air M1, only 9 charge cycles but already at 98% maximum capacity (went from 100% to 98% today in just 3 hours). Should I be worried? : r/mac](https://preview.redd.it/dgznu0tkoe261.jpg?auto=webp&s=b9d927c46b9f44e955ca392b93accf74b67d8ab5)
Brand new MacBook Air M1, only 9 charge cycles but already at 98% maximum capacity (went from 100% to 98% today in just 3 hours). Should I be worried? : r/mac
![Is my battery health dropping too fast? 264 cycles and at 88% capacity seems to be deteriorating too quickly : r/macbook Is my battery health dropping too fast? 264 cycles and at 88% capacity seems to be deteriorating too quickly : r/macbook](https://preview.redd.it/xggpz394g1x31.png?auto=webp&s=0bd87f7b786897d676f7699abaa987edb1a7d204)