The best way to find out the lost Apple Airtag is to go with the feature which is named "Find My Device". Search for this feature on the maps application on your device. This is the best way to find out the exact location of the tracking device. Also, this is the same as the Google Maps "Find My Device" feature. This will help you to track anyone with the real-time location. Also, this helps in finding the exact location of your Apple Airtag device.