How to Maximize the Battery Life of Your iPhone 15, Pro and Pro Max

Does your iPhone 15’s battery life not last longer than you’d like? Although the 15 series has a massive battery, if you still need to charge it halfway through the day, I will help you solve the issue.

You can use easy tips and tricks to extend your iPhone’s battery and get the most out of each charge.

As an iPhone 15 owner, I know the pain of running low on juice when you need your phone. I used to constantly worry about my battery dying and would charge my phone every chance I could get.

But after learning a few simple habits, I’ve gotten much more life out of my iPhone before needing to plug it in.

In this article, I’ll share my daily strategies to maximize my iPhone 15’s battery life. They’re easy to implement and make a significant difference.

With these tips, you can use your iPhone 15 longer without worrying about your battery percentage. (Tricks will work on every iPhone 15 series, including 15 Plus, 15 Pro and Pro Max.)

Let’s start optimizing your iPhone 15’s battery!

1. Enable Low Power Mode

ios15 iphone13 pro settings battery low power mode on

One of the simplest and most effective ways to conserve battery life on your iPhone 14 is by enabling the Low Power Mode. This feature optimizes your device’s performance and reduces power consumption by limiting background app refresh, visual effects, and other non-essential functions. To activate Low Power Mode, follow these steps:

  1. Open the Settings app on your iPhone 14.
  2. Tap on “Battery.”
  3. Toggle on the “Low Power Mode” switch.

When Low Power Mode is enabled, you’ll notice a yellow battery icon in the status bar indicating the active feature. It’s worth noting that Low Power Mode is automatically triggered when your battery reaches 20%, but you can manually activate it at any time to conserve battery life.

2. Manage Background App Activity

Background app activity can significantly contribute to battery drain on your iPhone 15. Apps running in the background consume resources and refresh data, impacting battery life. By managing background app activity, you can extend your device’s battery life. Here’s how you can do it:

  1. Go to the Settings app on your iPhone 15.
  2. Scroll down and select “General.”
  3. Tap on “Background App Refresh.”
  4. Here, you’ll see a list of apps with background app refresh enabled. Toggle off the switch for apps you don’t need to refresh in the background.

By selectively disabling background app refresh for unnecessary apps, you can reduce battery consumption and improve the overall performance of your iPhone 15.

3. Optimize Display Settings

The display is one of the primary battery-draining components of any smartphone, including the iPhone 15. By optimizing your device’s display settings, you can significantly extend its battery life. Here are some tips to help you achieve this:

Adjust Screen Brightness

Lowering the screen brightness can have a significant impact on battery life. To adjust the screen brightness on your iPhone 15, follow these steps:

  1. Open the Settings app.
  2. Tap on “Display & Brightness.”
  3. Drag the brightness slider to the left to decrease screen brightness.

Alternatively, you can access the Control Center by swiping down from the top-right corner of the screen and adjust the brightness slider from there.

Reduce Screen Timeout

Setting a shorter screen timeout interval can also help conserve battery life. When your device’s screen remains on longer, it consumes more power. To reduce the screen timeout on your iPhone 15, follow these steps:

  1. Open the Settings app.
  2. Tap on “Display & Brightness.”
  3. Select “Auto-Lock.”
  4. Choose the desired time interval for your screen to automatically turn off after inactivity.

Setting a shorter auto-lock time ensures that your device’s screen turns off quickly when not in use, thereby saving battery power.

Avoid Dynamic and Live Wallpapers

Dynamic and Live wallpapers may look visually appealing, but they consume more battery than static wallpapers. If you’re concerned about maximizing battery life, it’s advisable to use static wallpapers instead. To change your wallpaper on the iPhone 15, follow these steps:

  1. Open the Settings app.
  2. Scroll down and select “Wallpaper.”
  3. Choose “Add New Wallpaper.”
  4. Select a static wallpaper from your photo library or the pre-installed options.

By opting for static wallpapers, you can minimize battery consumption and optimize the battery life of your iPhone 15.

4. Manage Connectivity Settings

Managing your device’s connectivity settings can significantly impact battery life. Certain features like Wi-Fi, Bluetooth, and AirDrop can consume power even when not actively used. By disabling these features when not needed, you can conserve battery life. Here’s how:

Disable Wi-Fi and Bluetooth

Your iPhone 15 continuously searches for Wi-Fi and Bluetooth connections and uses battery power. To turn off Wi-Fi and Bluetooth, follow these steps:

  1. Swipe down from the top-right corner of the screen to access the Control Center.
  2. Tap on the Wi-Fi and Bluetooth icons to disable them.

Alternatively, you can go to the Settings app, select “Wi-Fi” or “Bluetooth,” and toggle off the respective switches.

Enable Airplane Mode

Airplane Mode is a useful feature that disables all wireless connections on your device. It’s particularly handy when you’re in an area with poor network coverage or when you don’t require any connectivity. To enable Airplane Mode on your iPhone 15, follow these steps:

  1. Swipe down from the top-right corner of the screen to access the Control Center.
  2. Tap on the Airplane Mode icon to enable it.

Alternatively, you can go to the Settings app, select “Airplane Mode,” and toggle on the switch.

By selectively managing your device’s connectivity settings, you can preserve battery life and optimize the performance of your iPhone 15. I suggest enabling the Airplane mode at night before you go to bed. It will save your iPhone’s battery throughout the night.

5. Opt for Energy-Efficient Settings

Specific settings on your iPhone 15 can significantly impact battery life. By making energy-efficient choices, you can extend the duration between charges. Here are some recommendations:

Disable Push Notifications

Push notifications can be useful for receiving real-time updates from apps but also consume battery power. To disable push notifications for specific apps, follow these steps:

  1. Open the Settings app.
  2. Scroll down and select “Notifications.”
  3. Choose the desired app.
  4. Toggle off the “Allow Notifications” switch.

By disabling push notifications for non-essential apps, you can reduce battery drain and prioritize important alerts.

Turn Off Location Services

Location Services enable apps to access your device’s GPS, which can drain battery life. To turn off Location Services for specific apps or completely, follow these steps:

  1. Open the Settings app.
  2. Scroll down and select “Privacy.”
  3. Tap on “Location Services.”
  4. Toggle off the switch for specific apps or turn off Location Services entirely.

Disabling unnecessary location tracking can conserve battery power and enhance your iPhone 15’s battery life.

Additional Tips to Maximize Battery Life

In addition to the above suggestions, here are some additional tips to help you maximize the battery life of your iPhone 15:

1. Use Wi-Fi Instead of Cellular Data

When available, connect to Wi-Fi networks instead of relying on cellular data. Wi-Fi consumes less power than cellular data, improving battery efficiency.

2. Update to the Latest iOS Version

Apple regularly releases software updates, including bug fixes, performance improvements, and battery optimizations. Ensure your iPhone 15 runs the latest iOS version to benefit from these enhancements.

3. Close Unused Apps

Closing unused apps running in the background can help conserve battery life. Double-press the home button or swipe up from the bottom of the screen (for devices without a home button) to access the app switcher. Swipe up on the app windows to close them.

4. Disable Vibrations and Haptic Feedback

Vibrations and haptic feedback contribute to battery drain. Consider disabling or reducing the intensity of vibrations and haptic feedback on your iPhone 15 to save power.

5. Keep Your iPhone 15 at Optimal Temperature

Extreme temperatures can negatively impact battery performance. Avoid exposing your iPhone 15 to excessive heat or cold, as it can affect battery life. Store and use your device within the recommended temperature range provided by Apple.

6. Use Battery-Saving Mode on Apps

Some apps offer built-in battery-saving modes or options that reduce power consumption. Check the settings of individual apps to see if they provide such features and enable them to optimize battery usage.

7. Don’t Charge your iPhone 100%

Repeatedly charging your device to 100% from a low level can cause battery wear and reduce lifespan. Opting for an 80% charge can help you go a long way while preserving your phone’s battery health and capacity.

Incorporating these additional tips into your daily iPhone 15 usage habits can enhance battery life and ensure a longer-lasting device.


Maximizing the battery life of your iPhone 15 is essential for a seamless and uninterrupted smartphone experience. You can significantly extend your device’s battery life by following the tips and tricks I shared in this guide, such as enabling Low Power Mode, managing background app activity, optimizing display settings, and managing connectivity settings.

Additionally, incorporating energy-efficient settings, such as disabling push notifications and turning off unnecessary location services, can enhance battery efficiency.

Remember to keep your iPhone 15 updated with the latest iOS version and follow best practices for maintaining optimal battery health. With these strategies, you can enjoy longer battery life and maximize your iPhone 15 throughout the day.

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