Dear user, we are sorry for your inconvenience. Please check in the following ways:
- There is no device that supports Google Assistant under the App account. You can try to add a device that supports Google Assistant in the App, and the skill will Appear in the bound list.
- Google's bug. Since frequent binding and unbinding process within a short period of time will trigger this bug, you can visit https://myaccount.Google.com/u/1/accountlinking to unbind.
If this problem still occurs, Please provide feedback in the App feedback path.