If the NutTag has been paired with an app account, to successfully delete tags from your app and account you must follow the below instructions. To ‘delete’ or ‘unbind’ successfully the tag must be next the your phone and connected when deleting.
If you require help please contact Live Chat or email back directly.
Ensure the tracker to be deleted is in range
Open the Nut App
Scroll down and tap on "About Device"
Scroll to the bottom and tap on "Unbind"
Note: If a tracker is deleted from the original account while it is connected it can be paired with another account. However, if it is deleted while disconnected, it can only be paired with the original account.
Note 2: You need to be logged into your account to unbind your device. See this article if you need help
You can also follow this video: