SOLVED! I looked in my firewall logs and found a bunch of "block rejected" messages, so I changed the security setting from Medium to Low. Everything works great now! Yay! Ed http://BigEyeInTheSky.com

Same problem here. When I try to enable remote control the kasa app tells me: "failed:cloud send cmd failed" I've got a dozen of these bulbs and can't use any of them. I guess I'll have to find...