Why is my iPhone 7 plus battery draining so quickly?

Related questions

1. Why is my iPhone 7 plus battery draining so fast?
2. How long is a iPhone 7 Plus?
3. Is the iPhone 7 plus bigger than the Iphone 7?
4. How much does an iPhone 4 cost now?
5. Can you put iPhone 7 underwater?
6. Can I take my iPhone 7 plus in the shower?
7. Is iPhone 7 Plus still a good phone?
8. Is the iPhone 7 plus camera better than the Iphone 7?
9. Is Apple still replacing batteries?
10. Can I take my iPhone XS Max in the shower?

Tags

1. #other
2. #automatically
3. #settings
4. #causes
5. #drain
6. #device
7. #after
8. #reset
9. #iphone
10. #enable
11. #update
12. #contribute
13. #faster
14. #consumption
15. #possible
16. #battery
17. #issues
18. #power