This is What Your iPhone’s Low Power Mode Really Does

Are you wondering what the iPhone’s Low Power Mode is and how it can help you save battery life? If yes, you are at the right place.

In this article, we will explain Low Power Mode in-depth, its features, how it works, and its pros and cons.

What is Low Power Mode on iPhone?

When your device’s battery is getting low, the Low Power Mode option on iPhones will help save battery life.

The Low Power Mode is a default feature in the iPhone to last your battery longer than normal at the cost of some performance. It’s not bad for your iPhone or battery health if you need more battery just enable it and enjoy.

When enabled, it decreases background activities that use a lot of power, gets updates less frequently, and lowers screen brightness.

This mode can greatly extend your phone’s battery life, ensuring that it will still work when you need it most. It’s a useful tool for extending the battery time of your iPhone.

How Does Low Power Mode Work? 

Here is a list of tweaks low power does to your phone to make your Battery last longer:

1. Background App Refresh

Due to Low Power Mode’s restrictions, apps won’t update their content as frequently in the background. Reducing the amount of data processing and searching lowers total power consumption.

2. Mail Fetching

In this setting, your iPhone gets fresh emails less frequently, resulting in fewer server connections. By doing so, power is saved, and the battery life is increased.

3. Screen Brightness

The Low Power Mode automatically lowers the screen’s brightness and dims the display to save power. This one is one of the most obvious adjustments because it is visible when the mode is on.

4. Push Notifications

In Low Power Mode, push notifications are either delayed or disabled, meaning only a few apps will send you updates or alarms in the background.

5. CPU Performance

While in Low Power Mode, your iPhone’s CPU performance is slightly decreased. It runs at a slower speed, which reduces the processor’s power requirements and increases battery life.

Can You Use Low Power Mode All the Time?

It’s absolutely safe to use low power mode all the time if you concern more about battery over performance.

Your iPhone uses a charge cycle, the more you charge it will degrade battery health to use low power mode you can save some extra 1 to 2 hours of your battery.

I personally use my iPhone on low power mode all the so it will give me the best experience and my iPhone last longer.

How to Enable and Disable Low Power Mode

It’s easy to enable and disable Low Power Mode on your iPhone.

Enabling Low Power Mode

Swipe down from the top right corner of an iPhone model with Face ID or swipe up from the bottom of the screen for an iPhone model with a Home button to access the Control Centre.

When you tap the battery icon, Low Power Mode will be activated, and the icon will turn yellow.

Note: If you don’t see the battery icon on the control center, you can go to Settings> Control center and click the + icon along with the battery icon to put Low power mode on the control center.


  • Open the “Settings” app.
  • Go down to the page and click “Battery.”
  • Turn the switch to “Low Power Mode.”

Disabling Low Power Mode

Use the instructions to enter the Control Centre. To exit the Low Power Mode, tap the yellow battery indicator. It will change back to its original color.


  • Open the “Settings” app.
  • Select “Battery.”
  • Disable “Low Power Mode.”

Remember that Low Power Mode will shut off automatically when your battery is fully charged, which is usually at or above 80%.

Pros of Using Low Power Mode

1. Extended Battery Life: Low Power Mode greatly improves your iPhone’s battery life, making it last longer on a single charge.

2. Emergency Use: It guarantees that your phone will still work in urgent situations when your battery is low.

3. Reduced Background Activity: Low Power Mode reduces app refresh and notification activity in the background, which can help in increasing concentration and lowering distractions.

4. Power Efficiency: It optimizes the device’s power usage, making it economical and environmentally friendly.

Cons of Using Low Power Mode

1. Reduced Performance: Because Low Power Mode restricts CPU speed and background activities, your iPhone’s performance might run slightly slower.

2. Delayed Email and App Updates: Email and app updates could take a little longer to show up because of the decreased background activity.

3. Reduced Brightness: Because of the screen’s reduced brightness, your device may be more difficult to operate in bright environments.

4. Limited Functionality: In Low Power Mode, some features—including “Hey Siri” voice activation and automated downloads—are disabled.

Does Low Power Mode Make the iPhone Slower?

Yes, using Low Power Mode can slow down your iPhone. Performance may visibly decrease when Low Power Mode is on since it slows down the CPU and restricts background activities. By doing so, power consumption is decreased to prolong battery life. 

When your battery is running low, and you need your phone to live longer, running your iPhone in a lower power mode can be useful, even though it may make your device slower. Your iPhone’s performance will resume after you turn off Low Power Mode.

Is Low Power Mode Bad for iPhone Battery Health?

It is safe to use low power mode on your iPhone because it will not affect your battery life spam also it won’t affect your battery health or anything like that.

Low power mode only affects your current battery charge. It will make your iPhone last longer on that single charge


Low Power Mode on an iPhone is like a battery-saving hero. It can extend the life of your battery, which is excellent. The drawback is that it makes your phone a little slower. As a result, it’s helpful when your power is low. However, to restore your phone to its normal speed, switch it off when you charge it.

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