Hi, I am not sure when it started to happen, but IMO after upgrading to 6.46.x firmware. I have tried both hAP ac2 and brand new (bought today) RB4011iGS+5HacQ2HnD-IN. Let's focus on hAP ac2 as first. When it starts up, the 5 GHz starts broadcasting SSID, devices are connecting to it, and then it di...