I dont actually know if this is related to Airtag, but after few monts wearing keyfob with Airtag, key started to work incorrectly. Autopresent still work and it can start a car. But buttons are unresponsive. Check few batteries, still same thing.
Airtag and Model X keyfob both use Bluetooth LE.
Airtag and Model X keyfob both use Bluetooth LE.