Apple Rolls Out Silent Firmware Update for 25W MagSafe Charger
The latest 2A168 firmware delivers undisclosed tweaks without release notes, requiring connection to an Apple device for installation.
Overview
- Apple released firmware version 2A168 for its 2024 25W MagSafe Charger, upgrading from 2A146.
- In the iPhone Settings app the charger’s firmware registers as version 148, up from 136.
- Apple provides no release notes for the update, leaving its specific performance or stability changes unclear.
- There is no user-initiated update process; the charger must be plugged in and connected to an iPhone or compatible AirPods to receive the firmware.
- Apple now only sells the 25W MagSafe model, which delivers up to 25W charging for iPhone 16 devices and caps iPhone 12–15 models at 15W.