Sorry, tried that but didn't help. Solution was to dispose of these devices and replace them with a different brand. That worked brilliantly! Thanks anyway.

@Ewkie FWIW. I was also advised by TP-Link Support to disable QOS and WiFi 6. Can tell you (at least in my case), neither fixed the problem. As stated earlier, I sold off the TP-Link switches and...

@MikeP Tried using only the XT8 with its satellite turned off. Made no difference. Annoying as the Smart Globes continued to work fine ...just the Smart Plugs that had the issue. You'd think their...

Good luck with ASUS. When I tried them they brushed me off immediately saying it wasn't an issue with their product and I needed to contact TP-Link.

@Pedro109 Yes. That is exactly what I was seeing in my app. There were numerous emails back and forth between myself and TP Link tech support. They tried all manner of things but finally washed...

@MikeP Wish it was that simple Mike. Have a router with one node...all the same network. Smart lights working perfectly with the lag on the smart switches only. This includes one switch less than...