@roi333 , sorry for the delayed response. I did get support from TP Link on this issue. After several tests, disabling unpn, and swapping the main Deco for one of the satellites, the issue is...

Good evening roi333. I have a similar issue with my Deco X60’s as well. They drop to 85Mbps when they previously would run at 500 - 600Mbps. Have you been able to resolve your issue? Thank you

Deco X60 keeps defaulting to 2.4GHz on my iPad Pro unless I unplug or reboot. Then 5GHz works fine, sometimes for several days, then defaults back to 2.4GHz again. This is all within 15-20 feet of...