@terencelzw I think AFC is only in the US and Canada, if you are in Singapore then AFC probably won't work

@terencelzw I have ordered an EAP772-Outdoor, will get it in 2 hours :-) I live in the EU so I am curious if I can even use the 6Ghz band. I don't think AFC is established in this region yet, but I...

@terencelzw try this firmware, here is an AFC fix https://community.tp-link.com/en/business/forum/topic/822442

@Pablo_PL I agree with you, I struggle with the same thing.

@pkks297 try upgrading to the latest firmware. https://static.tp-link.com/upload/firmware/2025/202505/20250528/ER605(UN)_V2.0_2.3.0%20Build%2020250428.zip then enable ARP Detection on LAN interface

@TheNetAssistanc Have you disabled SIP ALG ?