Apple updates firmware for second-generation AirPods

A week after releasing a new firmware update for the AirPods Pro, Apple has released the same firmware for the second-generation AirPods, updating them from the previous 2A364 firmware to the new 2D15 firmware.
Apple AirPods
Juli Clover for MacRumors:Apple didn’t make it clear what’s new in the refreshed firmware at this time, and ‌AirPods Pro‌ owners had mixed reactions to the update, with some saying that it improved Active Noise Cancellation and others finding that it di