While iOS 17 has a lot of useful and fun new features, like the Check-In feature and Live Stickers, one feature that can make your phone calls sound better was released in iOS 16. When Apple released iOS 16.4 it March, it brought some new features to your iPhone, like new emoji, Apple Music updates and Voice Isolation for phone calls. Apple rolled out Voice Isolation and Wide Spectrum to FaceTime calls with the release of iOS 15 in 2021, but only Voice Isolation is available for phone calls, too.
Mic Mode can be found in the Control Center during a phone call.
3. Tap Mic Mode near the top-right corner of your screen.
4. Tap Voice Isolation.
Pro tip: Instead of turning this feature on during a call with someone else, you can call yourself and enable Voice Isolation by following the steps above.
To disable Voice Isolation, follow the same steps above and tap Standard in Mic Mode. This will return your microphone back to its default setting.
What is Wide Spectrum?
Alongside Voice Isolation in Mic Mode is Wide Spectrum. Unlike Voice Isolation — which muffles background sounds — Wide Spectrum amplifies background sounds without affecting your voice.
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Article source: https://www.cnet.com/tech/services-and-software/eliminate-annoying-iphone-background-noise-with-this-ios-feature/#ftag=CAD4aa2096