In today’s world, we’re all quite accustomed to seeing our computers, smartphones, and tablets receiving software updates. However, you might not realize that even a simple Apple accessory like a power adapter can also receive a firmware update.
This is precisely what has occurred today, along with new firmware for various other popular Mac accessories.
Aaron Perris was the first to announce these updates, with a humorous post on X:
BREAKING: Apple has just unveiled SIGNIFICANT software updates for its devices:
1. 140W USB-C Power Adapter Firmware – 1.4.84 (Increased from 1.4.73)
2. Magic Keyboard (USB-C) Firmware – 3.1.9 (Increased from 3.1.4)
3. Magic Trackpad (USB-C) Firmware – 3.1.9 (Increased from 3.1.3)
4. Magic Trackpad 2… pic.twitter.com/pYZgPBXccd
— Aaron (@aaronp613) November 18, 2025
It remains unclear what specific changes these new firmware updates have made for each accessory.
They likely enhance compatibility with certain devices, or possibly correct some other unique limitations in the products.
Most likely, as a user you won’t detect any new changes the next time you begin typing on a Magic Keyboard or connect your 140W power adapter.
Firmware updates for accessories like these are intended to install automatically in the background, so if you keep using your devices as usual, they should receive the updates shortly.
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