Hi @Clive_A , I hope you are well and thanks for your response. I think you were right, there was a loop - at times AP would act as a wireless repeater and was also connected via LAN. Therefore...

Here is my network setup: ISP Router -> TL-SG2428P -> TP Link Access Point -> Custom Server Hosting Omada Controller -> TL-SG2210P -> Desktop -> TP Link AP When I try to connect the two switches...