What Is System Customization on iPhone?

What Is System Customization On Iphone 1

If you have ever gone through your System Services in your iPhone settings, you have probably stumbled across System Customization. System Customization is a very neat option. It allows your iPhone to customize itself depending on its location and preferences. With that said, you can turn the System Customization off on your device whenever you want.

Quick Answer

System Customization is a feature that changes your iPhone’s Appearance and behavior by using its current location and time. Your iPhone makes many small tweaks, such as enabling Optimised Battery Charging while System Customization is on. Moreover, all of the customization data is saved on your device, meaning no one will be able to access your location but your iPhone.

Now that you have a rough idea about system customization, you can check whether system customization is on or off for your iPhone. You can access System Customization in your System Services. If you have no idea about your System Services’ whereabouts, no need to worry as this guide will help you locate it. 

Let us help you better understand what System Customization is and how you can benefit from it.

What is System Customization?

System Customization is a built-in feature on your iPhone that customizes your iPhone Appearance and Settings depending on its location and time. For example, if you are using your iPhone at night, your iPhone will automatically turn on the Night Mode. However, you can always turn it back off if you don’t want it.

Apart from turning night mode on, your phone will also use your Location to indicate whether you are at home or not. Your phone will turn on the Optimized Battery Charging if you are at home for a better charging experience.

In essence, System Customization is a very neat trick by Apple to provide its users with an immersive environment. Whether you want to turn that System Customization option on/off is entirely on you; however, if you have no idea how to do that, no need to worry as we will help you locate your System Customization setting.

Where to Find System Customization?

You can find System Customization located inside your iPhone’s System Services. However, if you don’t know where to find the System Services, follow the below-mentioned steps.

  1. Open your “Settings”.
  2. Go to “Privacy” > “Location Services” > “System Services”.
  3. Inside System Services, scroll down to find “System Customization”.

Now that you have located the System Customization option, you can toggle it on/off depending on your preference.

Should I Turn Off System Customization?

Whether you want to turn the System Customization on or off entirely depends on your preferences. However, having it turned on allows your mobile to help you perform more efficiently. In addition to that, it also provides the user with a better user experience.

The only two drawbacks of having this service turned on are:

  • Battery Consumption.
  • Security Concerns.

We know how notoriously bad old iPhone batteries are. Turning off this service won’t be a bad idea if you own an older iPhone model.

As for securing concerns, even though Apple assures its users that their location is not compromised while using System Customization, there is always that if factor. If you aren’t willing to sacrifice their privacy, keeping this service off will help.


All in all, System Customization is just another feature added by Apple to provide a great immersive experience to its user. However, this feature usually goes unnoticed due to its location and subtleness. Today, we hope that by writing this guide, we have helped you better understand what System Customization is and how you can Toggle it on/off.

Frequently Asked Questions

Should I turn off iPhone Analytics?

Every time an iPhone uses iPhone Analytics to send data to Apple, it consumes a good amount of battery. Moreover, the app keeps on running in the background draining your battery and data. Therefore, turning off your iPhone Analytics ain’t a bad option. Once you turn off this option, you will notice a good amount of change in your battery life.

What are personalized ads and should I turn them on?

Personalized ads are an option on your iPhone that allows the ads you encounter to be more personalized. However, to personalize the ads on your phone, it will be required to send your data to marketers. Therefore, if you are not comfortable with some creepy algorithm having information regarding you, you should turn off the personalized ads option.

Should you leave your iPhone charging overnight?

Even though phones nowadays detect when they reach 100 percent battery and automatically stop charging, charging your iPhone overnight is not a good option. No matter what mobile phone you have, charging it 100 percent is never a good idea. Therefore, you should not leave your iPhone charging overnight. Instead, you should disconnect it when your phone reaches the 90 percent mark.

Does System Customization drain the battery?

Like any other background app or service, System Customization also drains your battery. System Customization is constantly running in the background of your iPhone and collects data regarding your location. This process takes a good amount of your battery. However, you can always turn off System Customization by toggling off the option from the System Services.

Does System Customization make my phone slower?

At first, you might think that System Customization is making your iPhone slower. However, that assumption is not true at all. Yes, System Customization is running in the background just like any other app or service, but it doesn’t require that many resources to begin with. Therefore, the resources required by System Customization are almost nothing for the new A Bionic chips.

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