How do I make the noise cancellation better? March 22, 2023 15:46 Updated This may be caused by the ear tip sealing. Please open the Nothing X App and take the Ear Tip Fit Test in Device Settings to try and solve the issue. Related articles The Active Noise Cancellation (ANC) is not working. I hear crackling or static sounds. One or both my Ear (1) earbuds are not working. Why is there a sound output delay once the earbud is connected? How to find the SN/IMEI of my Nothing product?