Why My Iphone 8 Battery Drain So Fast. Open the Watch app on your iPhone. This can significantly affect battery life as it constantly sending and receiving data and turning on the radios.
Mar 24 2018 1234 PM in response to TRU821. Thats why theres a beta version of iOS for developers so they can prepare and optimize their apps for the latest and greatest operating system. Push mail is one of the biggest reasons why your iPhone battery drains fast.
In some cases the outdated app can create an issue.
Reduce the amount of tethering that is done with your iPhone 8 and iPhone 8 Plus. Only a small percentage come from faulty batteries. In response to TRU821. The update always contains bug fixes which can be the reason why your iPhone battery draining fast.
