My Iphone 6s Battery Drains Really Fast. So after replacing the battery I still noticed that the battery would drain pretty quickly while using it. Learn the solutions for iPhone 6 battery draining issue.

Disable Push Mail. Then go to Settings General Date Time and make sure that Set. Free Diagnostics On Your Device Today.
Apple has a tool that lets you see the health of your battery and which apps are draining your battery the fastest.
Learn the solutions for iPhone 6 battery draining issue. The update always contains bug fixes which can be the reason why your iPhone battery draining fast. Turn on Airplane Mode. This wipes the phone clean and allows users to set the device up as if it just came out of the box.
