My Iphone 6 Plus Battery Drains Really Fast. I feel the same way about my iPhone 6s. Bug patches are frequently included in software updates and some of these may be the reason for your iPhone battery depleting quickly.

Developers prepare and optimize their apps for the current iOS version when Apple announces a new iOS update. This is one disadvantage of smaller phones. I decided to replace the battery because I got it from my cousin and the original battery seemed to be draining pretty fast.
I know how you feel.
So after replacing the battery I still noticed that the battery would drain pretty quickly while using it. Without even knowing you may be unnecessarily using up your battery power. How to squeeze more life out of your draining battery Watch Now So youve carried out the tests and come to the conclusion that your iPhone suffers from a battery drain issue. I also have an iPhone 6 Plus.
