Emily ParkerBy Emily Parker

Updated November 2026

If your AirPods with noise cancelling seem to let too much sound through, the cause is usually a setting, a fit problem, or a firmware issue rather than a defective pair. Most people can restore full noise control in a few minutes by checking the noise control mode, reseating the buds, and updating the software. The steps below walk through each check in order.

Why Noise Cancelling Feels Weak

Active noise cancellation works by sampling outside sound with microphones, then playing an inverted signal through the speaker to cancel it out. Low frequencies such as engine rumble and air conditioning hum are the easiest to cancel. Sharp, high-pitched sounds like voices and keyboard clicks are harder, and passive isolation from the ear tip does much of that work. When the seal is poor or a setting is off, the system has less to work with and the difference becomes obvious.

Shopping for one? See our guide: 8 Best Airpods 4 Noise Cancelling Options for Commuters in 2026.

Factors That Reduce Noise Cancelling Performance

Several common issues affect performance. Owners often report that these account for most complaints:

  • Noise control mode is set to Transparency, which deliberately passes outside sound through.
  • Ear tip size is wrong, so the seal leaks around the edge.
  • Debris on the mesh openings, such as earwax or lint, which can muffle the microphones.
  • Outdated firmware, which may lack improvements to the adaptive processing.
  • Adaptive Audio or Conversation Awareness changes, which can shift how much outside sound comes through.
  • Connection to a non-Apple device, where some features behave differently or are limited.

How to Fix Weak Noise Cancelling

Work through these checks before assuming the hardware has failed. Each one takes only a minute or two, and the first few resolve most cases.

  1. Open the Control Center on your iPhone, press and hold the volume slider, and confirm that Noise Control is set to Noise Cancellation rather than Transparency or Off.
  2. Clean the microphone and speaker openings on each bud with a dry, soft brush. Avoid inserting anything sharp into the mesh.
  3. Test each ear tip size in the Settings app under the AirPods ear tip fit test. Choose the size that passes the seal check on both ears.
  4. Insert each bud and rotate it slightly until it sits flush with your ear canal. A loose fit can let in noticeable low-frequency noise.
  5. Go to Settings, then General, then About, and check whether your AirPods firmware is current. Keep your iPhone updated as well, since many audio fixes arrive through iOS.
  6. Reset the earbuds if problems persist: place them in the case, hold the setup button until the light flashes amber, then reconnect.

What We’d Use

If the seal is the main issue, a set of replacement silicone ear tips in multiple sizes can help you find a better fit. View on Amazon

For keeping the mesh openings clear, a small set of soft cleaning brushes made for earbuds is a simple addition to your kit. View on Amazon

FAQ

Why is my noise cancelling weaker than before?

The most frequent cause is a loose fit or a clogged microphone opening. Re-test your ear tip size, clean the mesh, and confirm the mode is set to Noise Cancellation.

Do AirPods with noise cancelling block all sound?

No. They reduce steady, low-frequency sounds most effectively, while sudden voices and sharp noises are only partly blocked. Passive isolation from a good seal helps with the rest.

Should I see a technician if the fixes don’t help?

If the buds still perform poorly after a full reset and firmware update, contact Apple Support or visit an authorized service provider to check the hardware.

Ready to choose one?

Emily Parker

About Emily Parker

Emily Parker is part of our editorial team and reviews and edits our brand headphones & noise cancelling guides, checking product details against manufacturer specifications and owner feedback.