could this be hardware related problem if after 3-4 hours it start to become slower, maybe SoC is overheating and kicks some protection to lower CPU speed. Can you check CPU levels on AP when it...

anyway it would possible to check with iperf3 if you had a spare computer which could host iperf3 server ;) Two computers and in between ER7206.

maybe have a chance to test max speed if provider gives 1Gbps :)

just interesting if its possible to use GPON ONT sfp adapter to use with SFP WAN on this router to avoid Internet provider converter ? Any performance testing with this router, would be nice to see...

@MoCAfet as I know only rest button.....

@Fae Lets take example today in the morning, after night Sony 5 II phone was connected to AP EAP660HD but with warning "no internet". The spot were it was left has very weak wifi signal, so could be...