Unlock the secrets behind your iPhone 12's rapid battery drain! Discover the hidden culprits and learn expert tips to extend its life. From hidden apps to draining settings, we've got you covered.

Why does iPhone 12 battery drain so fast? Is that the question on your mind lately? Well, you’re not alone. Many users have reported that their iPhone 12 battery drains faster than expected. While this can be frustrating, there are a few things you can do to improve your battery life.

In this blog post, we’ll share some strategies on why the iPhone 12 battery drain so fast and how to fix it. Some of these are features that you should disable or activate. We’ll also provide some general tips on how to conserve battery life on your iPhone 12.

I’ve been writing about technology for a few years now, and I’ve seen a lot of different battery-saving tips. I’ve also tested out a lot of these tips on my own iPhone 12, and I’ve found that some of them really do work. In this blog post, I’ll share the tips that I’ve found to be the most effective.

Why Does iPhone 12 Battery Drain So Fast?

1. Common Causes of iPhone 12 Battery Drain

Background App Activity

Even when not in active use, apps running in the background can consume significant battery. To mitigate this, limit the number of apps running in the background by enabling “Background App Refresh” only for essential apps in your Settings.

Location Services

Continuously accessing your location can rapidly deplete your battery. Only allow location access to apps that genuinely require it and disable “Always Allow” for unnecessary services.

Push Notifications

Frequent push notifications can drain your battery by constantly waking your phone. Disable notifications for non-essential apps and consider using “Do Not Disturb” or “Focus” modes during periods of low battery.

Bluetooth and Wi-Fi

When not in use, Bluetooth and Wi-Fi transmissions can drain your battery. Turn off these features when not connected to a device or reliable network.

Display Settings

High screen brightness, dark mode, and high refresh rates can significantly impact battery life. Adjust these settings to optimize battery consumption without compromising usability.

Battery Age and Health

As batteries age, their capacity to hold a charge diminishes. Regularly monitor your battery’s health in the Settings app and consider replacing it if health falls below 80%.

2. Troubleshooting Battery Drain Issues

Identify Apps Draining Battery

Check your Settings > Battery to view a detailed breakdown of app usage statistics. Disable or restrict battery-consuming apps when not in use.

Manage Location Services

Limit location access to essential apps only in Settings > Privacy > Location Services. Disable “Always Allow” for unnecessary location services to conserve battery.

Control Push Notifications

Turn off notifications for non-essential apps in Settings > Notifications. Consider using “Do Not Disturb” or “Focus” modes during periods of low battery to minimize interruptions.

Optimize Bluetooth and Wi-Fi Usage

Turn off Bluetooth and Wi-Fi when not in use to prevent unnecessary battery drain. Connect to reliable Wi-Fi networks to minimize power consumption by cellular data.

Adjust Display Settings

Reduce screen brightness to extend battery life. Enable dark mode or inverted colors to minimize power consumption while using your phone in low-light conditions. Lower the refresh rate on ProMotion displays to further conserve battery.

Check Battery Health

Go to Settings > Battery > Battery Health to check the health of your battery. Consider replacing the battery if its health is below 80% to restore optimal battery life.

3. Advanced Troubleshooting Techniques

Reset Network Settings

A network reset can resolve connectivity issues that may impact battery life. Go to Settings > General > Reset > Reset Network Settings to perform this action.

Update iOS

Software updates often include battery optimizations. Check for available updates in Settings > General > Software Update to ensure you have the latest version installed.

Contact Apple Support

If other troubleshooting steps fail to resolve the battery drain issue, contact Apple Support. They may perform hardware diagnostics or provide further assistance.

4. Battery Conservation Tips

Use Low-Power Mode

Enable Low-Power Mode in Settings > Battery to temporarily reduce battery consumption by limiting background activity and performance.

Turn on Optimized Battery Charging

Activate “Optimized Battery Charging” in Settings > Battery > Battery Health to extend battery longevity by learning your charging habits.

Charge Your Phone Regularly

Avoid letting your battery fully discharge. Charge your phone overnight or at regular intervals to maintain optimal battery health.

Avoid Extreme Temperatures

Extreme cold or heat can damage your battery. Store your phone within a moderate temperature range to preserve battery life.

Remove Unused Accessories

Carrying unused accessories, such as cases with built-in batteries, can drain your phone’s battery. Remove them when not in use to conserve power.

By following these tips, you can significantly improve the battery life of your iPhone 12 and enjoy uninterrupted usage throughout the day. Remember, a well-maintained battery will extend the lifespan of your device and provide a seamless user experience.


Understanding the factors behind why the iPhone 12 battery drains so fast empowers users to implement effective troubleshooting measures. By addressing common causes such as excessive background app activity, optimizing location services, and managing notifications, users can significantly improve battery life. Additionally, adopting advanced techniques like resetting network settings and updating iOS further enhances battery performance. Implementing battery conservation tips, including using low-power mode and optimizing charging habits, further extends battery durability. By adhering to these strategies, iPhone 12 users can effectively mitigate battery drain issues and enjoy extended usage time.

FAQs about why does iPhone 12 battery drains so fast

1. Why does my iPhone 12 battery drain so fast?

There are several reasons why your iPhone 12 battery might be draining quickly, including:
– Running power-intensive apps and games
– Keeping your screen on at high brightness
– Having many background apps running
– Poor cellular reception
– Battery degradation

2. How can I improve my iPhone 12 battery life?

There are several things you can do to improve your iPhone 12 battery life, such as:
– Close any apps that you are not using
– Reduce your screen brightness
– Use dark mode
– Disable location services and Bluetooth when you don’t need them
– Turn on low power mode
– Update your iPhone to the latest software version

3. Is the iPhone 12 battery smaller than previous iPhones?

No, the iPhone 12 battery is not smaller than previous iPhones. In fact, the iPhone 12 has a larger battery than the iPhone 11.

4. Is the iPhone 12 battery drain issue a hardware or software problem?

The iPhone 12 battery drain issue is most likely a software problem. Apple has released several software updates to address the issue, and they have reported that the problem has been resolved for most users.

5. Is the iPhone 12 battery drain issue covered by warranty?

The iPhone 12 battery drain issue is covered by warranty if it is determined to be a hardware problem. Apple will repair or replace your iPhone if the battery is defective.

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