Just before flashing stock FW I decided to try and switch my asus to AP mode. The router now is DIR-620A from my ISP and rt-ac66u is connected vie ethernet. Looks like the broblem is gone. So the only thing that chaged is router->ap mode.
Hi guys! I wonder if anyone encountered the same problem. It looks like after some time without usage, especially after I wake up my devices (I have an android device and my wife has an iphone), the connection seems reeeeally slow. It takes some seconds to load even for light images like in...