So, to update this issue for others. It turns out the controller firmware did not recognize that the EAP-225 was a "CANADIAN" ie US [CUSTOM] version. It's now upgraded to v5.0.8 firmware CANADA....

@Vincent-TP thank you, the firmware is original to when we purchased it from Amazon CANADA. Note:

@Vincent-TP here is the screenshot of the EAP-225 (US) v3.0 with firmware number:

Hi @Hank21 These have been the first attempts of trying to update the firmware since the AP has been put into service. Mainly because the previous controller Omada OC200 firmware had been upgraded to...

@Hank21 Well, I've tried everything. From resetting to putting in stand alone.It just won't take the firmware. I've tried even loading earlier versions. In standalone mode it just comes back with bad...

Re: EAP225(US) v3.0. Unable to upgrade firm through Omada OC200 v6 controller. It is connect via mesh through EAP620 HD(US) v2.0. Any advice would be appreciated. Thank you. G.