Hi,
On my RT-N66U since install the firmware Asuswrt-Merlin 378.51, I got a lot of problem on the 2.4Ghz band :
Disconnection, unable to connect, network loose, ... with at least 3 differents devices (laptop, iphone, logitech UE SmartRadio, ...)
I update from 378.50 then reset and use the...