Put AirPods Pro or AirPods Max in your ears
Connect them to your iPhone, iPad, or Mac
Open Control Center
Press and hold the volume slider on iPhone or iPad
Click the AirPods icon on Mac
Select Noise Cancellation
On AirPods Pro, press and hold the force sensor on the stem until you hear a chime
On AirPods Max, press the noise control button until Noise Cancellation is selected
Use Siri and say “Turn on Noise Cancellation”