How to Factory Reset an AirTag So Someone Else Can Use It
When you set up an AirTag, it's automatically associated with your Apple ID, which means it's linked to your Apple ID and can't be used by someone else unless you reset it. Resetting can be as simp...

Source: MacRumors
When you set up an AirTag, it's automatically associated with your Apple ID, which means it's linked to your Apple ID and can't be used by someone else unless you reset it. Resetting can be as simple as removing an AirTag from your Apple ID, by following these steps: Open the Find My app. Tap on the AirTag that you want to remove by choosing its name from the list. Swipe upwards to bring up the full AirTag settings. Tap on "Remove Item".