If you’ve just updated your iPhone to iOS 27, you may have felt concerned after seeing your battery draining faster than usual, as well as your device getting hot in normal use.
Apple says the battery inside your iPhone is designed to last a full day. While this is mostly true, the way you use your phone can make it drain a lot quicker. Some apps can deplete the battery quickly without you even noticing. The good news is that iOS provides tools that let you check…