You may have followed this walkthrough, but if not, maybe you can find something helpful here:
Arch Linux on the Framework Laptop 16 - Framework Guides..
I see that this page says that Arch Linux wi-fi and Bluetooth require setup in the context of FW16 AI 300 machines, but that doesn’t tell me much:
Also, you might get the best community responses (or possible answers to your existing question) here: