@RMerlin Hi ,
I'm a french newbie and my english is poor , be adviced !
config: RT-AC66U
i found a bug with last firmware :
i have connected a 4g phone to usb and set it as primary WAN , secondary Wan is up by ADSL .
With official ASUS FW , it's OK .
but with the last Merlin-FW
380.67...