How to Fix iPhone 15 Battery Draining Quickly

If you’re experiencing battery drain issues with your iPhone 15, you’re not alone. Many users have reported similar problems, and there are several reasons why this might be happening. In this blog post, we’ll explore some of the most common causes of iPhone 15 battery draining quickly and provide you with some tips on how to fix the issue.

iphone 15 battery draining quickly

Why is my iPhone 15’s battery draining so quickly?

There are several reasons why your iPhone 15 battery might be draining quickly. Some of the most common causes include:

  • Background App Refresh: This feature allows apps to refresh their content in the background, but it can also drain your battery.

iphone 15 background app refresh

You can turn off Background App Refresh for individual apps or disable it altogether in Settings > General > Background App Refresh.

  • Location Services: Some apps use your location in the background, which can drain your battery.

turn off location services

You can turn off location services for individual apps or disable them altogether in Settings > Privacy > Location Services.

  • Screen Brightness: A bright screen can use a lot of battery power. You can reduce your screen brightness in Control Center or Settings > Display & Brightness.

iphone 15 screen brightness

  • Old Battery: If your iPhone 15 is several years old, the battery may be worn out and need to be replaced.

How do I find out what’s draining my iPhone 15 battery?

To find out what’s draining your iPhone 15 battery, go to Settings > Battery. Here, you’ll see a list of apps and how much battery power they’re using. If you notice that a particular app is using a lot of battery power, try closing it or uninstalling it to see if that helps.

How do I stop my iPhone 15 battery from draining fast?

Here are some tips to keep your iPhone 15 battery from draining fast:

  • Update your iPhone: Make sure your iPhone is running the latest version of iOS. Apple often releases updates that include bug fixes and performance improvements.
  • Restart your iPhone: Sometimes, a simple restart can fix battery drain issues. Press and hold the power button until the “slide to power off” option appears, then slide to turn off your iPhone. Wait a few seconds, then press and hold the power button again to turn it back on.
  • Use Low Power Mode: When your battery is low, you can turn on Low Power Mode to conserve battery life. Go to Settings > Battery > Low Power Mode to turn it on.

iphone 15 low power mode

  • Reduce motion: Some of the animations and effects on your iPhone can use a lot of battery power. You can reduce motion in Settings > General > Accessibility > Reduce Motion.
  • Disable Push Email: If you have push email enabled, your iPhone will constantly check for new messages, which can drain your battery. You can disable push email in Settings > Mail > Accounts > Fetch New Data.

How do I keep my battery 100% healthy?

Here are some tips to keep your iPhone 15’s battery healthy:

  • Avoid Extreme Temperatures: Don’t expose your iPhone to extreme temperatures, as this can damage the battery.
  • Charge your iPhone regularly to keep the battery healthy. Apple recommends charging your iPhone to 80% and then letting it drain to 20% before charging it again.
  • Use Apple-Certified Accessories: Use only Apple-certified accessories to charge your iPhone. Non-certified accessories can damage the battery.
  • Avoid fast charging. Fast charging can heat up your iPhone and damage the battery. Use a regular charger instead.
  • Don’t let your battery drain completely. Try not to let your iPhone’s battery drain completely before charging it. This can damage the battery over time.

Is 85% battery health good or bad for the iPhone?

According to Apple, an iPhone battery’s maximum capacity will decrease over time as it goes through more charge cycles.

A battery health percentage of 85% or higher is considered good, while a percentage below 80% means that the battery is degraded and may need to be replaced.


If you’ve tried all of the above tips and your iPhone 15 battery is still draining quickly, you may need to take more drastic measures.

You can try resetting your iPhone to its factory settings or even getting a new battery. If you’re still having issues, you can contact Apple Support for further assistance.


In conclusion, iPhone 15 battery drain issues can be frustrating, but there are several things you can do to fix the problem. By following the tips in this blog post, you can extend your iPhone’s battery life and keep it healthy for years to come.

Leave a Comment

This site uses Akismet to reduce spam. Learn how your comment data is processed.