You can make the quality of the iPhone call with a better sound insulation. Here is how

A phone call in a crowded area can be a person on the other end of your call. They can have difficulty hearing what you say if you are in a crowded cafe or in a crowded bus. But there is hidden iphone The feature that can make your calls more clear to a person on the other end, and is called sound insulation.

Apple provided sound insulation in 2023 with iOS 16.4. Technology has added feature, along with the wide spectrum, to facial calls with iOS 15 In 2021, but sound isolation is only available for regular phone calls at this time.

Read more: Expert Guide to all features in iOS 18

When enabling the vocal isolation, it pours the background sounds that cut your calls. In this way, if you are in a commercial contact or join friends, the dog barking or construction will not be broken outside your home.

To enable sound isolation, it should be in an active phone call, because the feature is not present in the settings. Once activated, the vocal isolation will remain in all future calls unless you turn them out manually.

Here is how to stimulate and disable the sound isolation of phone calls. You can also know what iOS 18.5 It brings to your iPhone.

How to enable vocal isolation

1. Click on your phone program.
2. While in a phone call, he turned down from the upper upper corner of your screen to reach Control center.
3. handle Phone control items Near the top of the screen.
4. handle Vocal isolation.

To disable vocal isolation, follow the same steps above and click standard In phone control items. This microphone will return to the default preparation.

What is the wide spectrum?

Besides vocal isolation in the phone control items, you will also find a wide spectrum. Unlike the vocal isolation – which suffers from the background sounds that weaken – the wide spectrum pants the background sounds without affecting your voice.

The wide spectrum is useful for calls with many people on one phone line. This way, everyone can hear, not just the person with the phone.

Currently, the wide spectrum is only available for FaceTime calls. Since the feature is still present in the phone control items, it may become available for future phone calls.

To learn more on iOS 18, here are all the features included in iOS 18.5 and iOS 18.4. You can also see our IOS 18 fraud paper What do we hope to see in iOS 19.