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Apple rolling out a 4A402/4B66 firmware update for AirPods Pro and AirPods 3

Apple released a new 4A402 firmware update for AirPods Pro. The last firmware update was released in October. In addition, Apple has also released new firmware for AirPods 3, the version number is 4B66, and the version number of the previous firmware is 4B61.

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Moreover, Apple did not provide the new content included in the AirPods Pro and AirPods 3 firmware updates. So we don’t know what improvements or bug fixes the new firmware brings.

Furthermore, Apple AirPods, AirPods Pro firmware upgrade, and AirPods Max have no standardized method, the user can charge the headset in the case of connecting it to the iPhone or iPad, so that you can automatically update the firmware.

Steps to check the firmware version of AirPods:

  • Open the Settings app on your iPhone
  • Navigate to the “Bluetooth” menu
  • Find your AirPods in the list of devices
  • Tap the “i” next to them
  • Look at the “Firmware Version” number

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