Good network security practices generally say to change your wifi network password every 3 to 6 months. Given that I have 21 kasa switches and 8 plugs that's proably an all day process to reset them...

@Otrip Think I found my problem. These 3 ceiling fans did not come with remote controls (that I remember) but I opened one fan's light fixture and there's a little box in series with the light...

Fans aren't running, just have the lights on. Seldom run the fans.

@RyanEverhart789 Nope. Still occasionally have the issue for a few minutes on one of the ceiling fans when it's turned on. I can swap bulbs around and it usually quits. Very annoying.

Out of the blue I've started having flickering light problems with ceiling fan light fixtures in one room. Have a room with 3 ceiling fans with 4 candelabra base bulbs in each ceiling fan. Had the...