AirPods的主动降噪(Noise Cancellation)( ANC ) 功能可阻挡背景噪音并提升您的聆听体验。它是三种噪声控制(Noise Control)模式之一,其他模式是“透明”(Transparency)(再现环境声音)和“关闭”,您(Off—you)可以在苹果标志性的无线耳塞和耳机之间循环。
如果您刚刚购买了一副新的AirPods Pro或AirPods Max,本教程将帮助您了解如何打开主动降噪功能(Active Noise Cancellation)。

注意:标准版Apple AirPods不提供主动(Apple AirPods)降噪功能(Noise Cancellation)。
通过AirPods打开主动降噪(Active Noise Cancellation)
在 AirPods Pro或AirPods Max上启用主动降噪功能(Noise Cancellation)的最快方法是通过物理交互循环噪声控制模式。(Noise Control)默认配置允许您从透明(Transparency)切换到ANC,反之亦然。
在AirPods Pro上启用降噪功能(Noise Cancellation)
AirPods Pro的两个柄都有一个力传感器,您可以长按该传感器来更改噪音控制(Noise Control)模式。只需(Just)挤压左侧或右侧AirPod一次即可启用ANC。AirPods应该会发出提示音,(AirPods)以确认您已切换模式。 
如果您想禁用降噪(Noise Cancellation)并再次打开透明度(Transparency),请再次挤压任一AirPod。

如果您仅佩戴单个AirPod,则无法激活ANC ,除非您首先在 iPhone 或 iPad 上转至Settings > Bluetooth > [您的名字] AirPods Pro/Max > Accessibility ,并启用“使用一个 AirPod(One AirPod)消除噪音(Noise Cancellation)”设置。
在AirPods Max上启用降噪功能(Noise Cancellation)
AirPods Max 的(AirPods Max)右侧有一个专用的噪音控制按钮;(Noise Control)只需按下它即可启用ANC。

要禁用噪声消除(Noise Cancellation)并打开透明度(Transparency),请再次
按噪声控制按钮。(Noise Control)
提示:您始终可以自定义噪音控制在 AirPods 上的工作方式(customize how Noise Control works on your AirPods)。例如,您可以决定噪声控制是否应在(Noise Control)ANC和Transparency、ANC和Off之间循环,或者ANC、Transparency和Off 之间(Off)循环。
通过 iPhone、Mac或Apple Watch打开AirPods 降噪功能(AirPods Noise Cancellation)
或者,您可以通过 iPhone、Mac或Apple Watch打开AirPods Pro或AirPods Max的主动降噪功能(Active Noise Cancellation)。
通过 iPhone 和 iPad
启用AirPods 降噪(AirPods Noise Cancellation)
- 从 iOS 或 iPadOS 屏幕的右上角滑动以打开控制中心(Control Center)。 
 
- 点击并按住音量滑块。 
 
- 点击噪音控制(Noise Control)按钮并选择噪音消除(Noise Cancellation)。
 

通过Mac启用AirPods 降噪功能(AirPods Noise Cancellation)
- 选择Mac 菜单栏上的 
AirPods Pro或AirPods Max图标。(AirPods Max)
 
- (Pick Noise Cancellation)从噪声控制(Noise Control)模式列表中选择噪声消除。
 

通过Apple Watch启用AirPods 降噪功能(AirPods Noise Cancellation)
- 点击音频播放屏幕左下角的AirPlay图标(例如,在(AirPlay)音乐(Music)应用程序中)。
 
- 点击降噪。
 

在AirPods(Your)上的
ANC(Between ANC)和透明(Transparency)之间切换
AirPods Pro和AirPods Max上的主动降噪功能(Noise Cancellation)效果非常好,正如您刚刚了解到的,打开该功能很容易。然而,它可能会在不安全的环境中导致事故,因此请务必定期切换到透明(Transparency)(甚至关闭(Off))模式,以提醒自己潜在的危险。
     
    
        How to Turn On Noise Cancellation on Your AirPods
        Active Noise Canсellation (ANC) for AirPodѕ blocks backgrоund noіse and ramps up your listening experience. It’s one of the three Noise Control modes—the otherѕ being Transparency (which recreates ambient sound) and Off—you can cycle between on Apple’s iconic wireless earbuds and headphones.
If you just got yourself a new pair of AirPods Pro or the AirPods Max, this tutorial will help you figure out how to turn on Active Noise Cancellation.

Note: Active Noise Cancellation is not available on the standard version of the Apple AirPods.
Turn On Active Noise Cancellation via AirPods
The quickest way to enable Active Noise Cancellation on your AirPods Pro or AirPods Max is to cycle Noise Control modes through physical interaction. The default configuration lets you switch from Transparency to ANC and vice versa.
Enable Noise Cancellation on AirPods Pro
Both stems of the AirPods Pro have a force sensor that you can long-press to change Noise Control modes. Just squeeze the left or the right AirPod once to enable ANC. The AirPods should chime to confirm you’ve switched modes. 
If you want to disable Noise Cancellation and turn on Transparency again, squeeze either AirPod again.

If you wear a single AirPod only, you can’t activate ANC unless you first go to Settings > Bluetooth > [Your Name] AirPods Pro/Max > Accessibility on your iPhone or iPad and enable the Noise Cancellation with One AirPod setting.
Enable Noise Cancellation on AirPods Max
The AirPods Max has a dedicated Noise Control button on its right side; just press it to enable ANC.

To disable Noise Cancellation and turn on Transparency, press the Noise Control button again.
Tip: You can always customize how Noise Control works on your AirPods. For example, you can decide if Noise Control should cycle between ANC and Transparency, ANC and Off, or ANC, Transparency, and Off.
Turn on AirPods Noise Cancellation via iPhone, Mac, or Apple Watch
Alternatively, you can turn on Active Noise Cancellation for AirPods Pro or AirPods Max through your iPhone, Mac, or Apple Watch.
Enable AirPods Noise Cancellation via iPhone & iPad
- Swipe from the top right corner of the iOS or iPadOS screen to open the Control Center. 
 
- Tap and hold the Volume slider. 
 
- Tap the Noise Control button and select Noise Cancellation.
 

Enable AirPods Noise Cancellation via Mac
- Select the AirPods Pro or AirPods Max icon on your Mac’s menu bar. 
 
- Pick Noise Cancellation from the list of Noise Control modes.
 

Enable AirPods Noise Cancellation via Apple Watch
- Tap the AirPlay icon at the bottom left corner of the audio playback screen—e.g., in the Music app.
 
- Tap Noise Cancellation.
 

Switch Between ANC and Transparency on Your AirPods
Active Noise Cancellation on the AirPods Pro and AirPods Max works incredibly well, and as you just learned, it’s easy to turn the feature on. However, it could lead to accidents in unsafe environments, so make sure to regularly switch to Transparency (or even Off) mode to alert yourself to potential hazards.