My home network runs exclusively on Ubiquiti UniFi hardware which is fantastic, but it hides the WMM configuration setting from the web-based UI. Disabling Airtime Fairness and WMM is one of the first things you should do for any SSID dedicated to low-powered IoT devices like LIFX smart bulbs.

Prequisites

Procedure

This procedure will disable WMM on the IoT network only and leave it enabled on all other SSIDs.