I find AirDrop isn’t for me sending between devices, it’s for sending that file/photo/contact to some random stranger. After the ‘what’s Airdrop… it’s not working … how do I change the settings…’.

It’s convenient with tech-savvy people.

I have the Ecowitt weather station, fully local, has been solid with HA.

Check out the Konnected boards, you can connect wired sensors and sirens to HomeAssistant. Combine with other wireless sensors for full coverage.

https://konnected.io/

Now Google, go back and find all those links that changed to a 404 and reactivate them.

Unlikely.