AirPods automatically update their firmware when connected to an Apple device like an iPhone, iPad, or Mac that's connected to Wi-Fi. The update process occurs when the AirPods are charging and within Bluetooth range of the device. To check for the latest firmware version, you can use your Apple device to view the current version under the About section in the Bluetooth settings.
To check your AirPods firmware version, follow these steps: 1) Open the Settings app on your iPhone, 2) Navigate to the "Bluetooth" menu, 3) Find your AirPods in the list of devices, 4) Tap the "i" next to them, and 5) Look at the "Firmware Version" number6. This will show you the current firmware version of your AirPods.
No, manual updating of AirPods firmware is not possible. AirPods firmware updates happen automatically when they are charging and within Bluetooth range of an iPhone, iPad, or Mac that's connected to Wi-Fi. Users cannot force an update, but they can check their current firmware version and ensure their AirPods are in the correct conditions for an update to occur4.