I had brief disconnect from one of my routers earlier Now I try to update the ASUS firmware and get this Error "The router cannot connect to ASUS server to chec

I had brief disconnect from one of my routers earlier Now I try to update the ASUS firmware and get this Error "The router cannot connect to ASUS server to check for the firmware update. Please download the latest firmware from ASUS Product Support Site and do manually upgrade. Check on FAQ for more instructions."