Hi  @zerow 

When the MAC showed up, please check if the MAC adderss is on the Known Client list:

If yes, please try delete it and see if it will show up again.

Hi  @zerow 

zerow wrote

  @Vincent-TP 

 

Thanks. I deleted in den Known Clients List, if will show up again.

Do you mean it will display on the Known Client list and you had deleted it?

Next time when it showed up, please take some screenshot and share with us, this helps us understand more about the sitaution. Thanks.

  @zerow 

Thank you so much for taking the time to post the issue on the TP-Link community!
To better assist you, I've created a support ticket via your registered email address and escalated it to our support engineer to look into the issue. The ticket ID is TKID250758160. Please check your email box and ensure the support email is well received. Thanks!
Once the issue is addressed or resolved, please update this topic thread with your solution to help others who may encounter the same problem as you did.
Many thanks for your excellent cooperation and patience!

Hi  @zerow 

Thank you for your feedback.

Great to hear that the issue has been resolved! If you encounter any further problems or have additional questions, feel free to reach out. We're here to help! 😊