iPhone Battery Draining Fast? 10 Fixes That Actually Work

It's 3 p.m., you left home at 100%, and your iPhone is already gasping at 22%. Sound familiar? Before you blame the battery itself — or worse, buy a new phone — try these ten fixes. Most battery drain comes from settings, not from a dying battery, and the culprits are usually the same for everyone.

Work through this list in order. For most people, the first three fixes alone solve the problem.

1. Find out what's actually eating your battery

Stop guessing. Go to Settings > Battery and look at the battery usage by app over the last 24 hours and the last 10 days. If one app is responsible for a third of your drain, you've found your villain. Social media and video apps are the usual suspects. Once you know the culprit, you can limit it instead of changing everything blindly.

2. Tame Background App Refresh

Background App Refresh lets apps update content when you're not using them — convenient, but a notorious battery hog. Go to Settings > General > Background App Refresh and turn it off for apps that don't need it. Your banking app and email can refresh in the background; that random game you opened once doesn't need to.

3. Turn down the brightness (and use Auto-Brightness)

The display is the single biggest battery drain on any phone, period. If your brightness is cranked to maximum all day, that alone can shave hours off your battery life. Enable Auto-Brightness under Settings > Accessibility > Display > Text Size, and manually keep the slider moderate. Your eyes adjust in about a day, and the battery savings are immediate.

4. Audit Location Services

Go to Settings > Privacy & Security > Location Services and scroll through the list. Many apps request "Always" access when "While Using" is plenty. GPS is power-hungry, so demote every app you can to While Using the App or Never. Only navigation and weather apps genuinely benefit from "Always."

5. Switch email from Push to Fetch

Push email keeps a constant connection open so messages arrive instantly. Fetch checks on a schedule instead. Go to Settings > Mail > Accounts > Fetch New Data, turn off Push, and set Fetch to every 30 minutes. Unless you're waiting on something urgent, you'll never notice the difference — but your battery will.

6. Stop 5G from running constantly

5G is faster, but the 5G radio uses noticeably more power than LTE — especially when the signal is weak and the phone keeps hunting for a tower. Go to Settings > Cellular > Cellular Data Options > Voice & Data and choose 5G Auto (the smart middle ground) or LTE if you want maximum battery life. This one fix surprises a lot of people.

7. Clean up your widgets and lock screen

Every widget on your home screen and lock screen refreshes in the background. If you've got six weather widgets, three stock tickers, and a news feed all updating constantly, that adds up. Keep the two or three widgets you actually look at and remove the rest. Long-press a widget and tap Remove to declutter.

8. Use Low Power Mode strategically

Low Power Mode isn't just for emergencies. It reduces background activity, mail fetch, and visual effects with one toggle. Turn it on during long days — commutes, travel, conferences — from Settings > Battery or the Control Center. You can even set up a Shortcut automation to enable it automatically when your battery drops below 40%.

9. Check your Battery Health

If your iPhone is more than two years old, the battery itself may be the problem. Go to Settings > Battery > Battery Health & Charging and check Maximum Capacity. If it's under 80%, Apple considers the battery worn, and no settings tweak will fully fix it. An out-of-warranty battery replacement at the Apple Store typically runs around $89 to $119 depending on the model — far cheaper than a new phone.

10. Keep iOS updated — and restart once in a while

Apple regularly ships power-management improvements in iOS updates, so running a version from two years ago can genuinely cost you battery life. Install updates from Settings > General > Software Update. And the oldest trick in the book still works: a simple restart once a week clears out runaway background processes that quietly drain power.

The takeaway

Start with the battery usage screen so you're fixing the real problem, not a guessed one. For most people, taming Background App Refresh, brightness, and location access gets the phone comfortably through a full day. And if your battery health is under 80%, stop fighting the settings — a fresh battery makes an old iPhone feel new again.

Related reading

• Phone Theft Protection: Lock Down Your iPhone or Android Before It Gets Stolen — secure your phone before disaster strikes
• 7 Cybersecurity Habits Every American Should Start This Week — small habits, big protection