@David-TP Thank for your revert. Ticket number #TKID240329134 i received from TP-link email only. currently i using forigate firewall400F model with Core switch & our TP-link X50 connected on PoE...

Hi Tp-link team, we already log the complain for this issue. but there is no support come from your team. i buy this product before 3 days. now we facing issue with guest users which is not isolated...