R1D2 wrote @don_chuwish, you need to update your OC200 to version 1.7.0 for EAPs with new firmware 2.20.1. If you did configure your OC200 already, make sure to read the Omada Controller Upgrade...

I've just installed my OC200 and adopted two EAP225s. Router is an ASUS RT-AC68P with WiFi turned off so that the EAPs are the only APs. EAPs are working great with many clients connected, but I...