Kerry Wan/ZDNETWith the way we use our iPhones these days, it can be hard to make it through a single day on a full charge. A few FaceTime calls, some text messaging, and opening Maps a few times, and you could already be 25% down. If you’ve experienced this problem, you’re not alone. These phones can be very power-hungry — even the more affordable iPhone SE 4 has battery issues. The problem is made worse by all the different apps, features, and settings vying for battery life. And the kicker is there’s a chance you don’t even use some of these functions.Also: Apple launches $599 iPhone 16e: Best features, specs, and everything else to knowLuckily, there are a handful of settings you can tweak to maximize your iPhone’s battery life, and these changes don’t have to mean losing out on your favorite features. Whether you’re rocking the iPhone 16 Pro Max or a version from a few years ago, you’ve got options. Here are the 11 best ways to improve your iPhone’s battery life. 1. Turn off the always-on displayOne of the biggest power drainers on the iPhone Pro series is the always-on display. Apple finally added the feature after years of refusing to, and while the company says it’ll only drain about 1% per hour, that’s still almost a quarter of your battery gone each day while you aren’t using your phone.How to: On your iPhone, go to Settings > Display & Brightness > Always On Display and flip the toggle to off. You’ll thank me later.2. Disable haptic feedback when typing More