I have problem to configure and upload and downgrade from 7.09 to 7.05 firmware as you sent on forum before, it said "The chosen file is not a valid config file". Im using QNO as load balancer, and i want to dial 2 Unifi connection using QNO, It work fine for previous router TM use last year but the new router seems not working. How can i fix this problem? I saw the http://unifi.athena.my/downloads.html but not so sure if its working because i dont really understand what really solution there, if its help, can u please more specific how to configure for 2 Unifi connection on load balancer. Please help me

my problem solved, thanks everyone.. i appreciate that..