dyndns ( Standard DNS package ) confirm have press save button, i have two mr-3420, another one din't no update firmware ( (3.13.27.27 Build 121206 ) , it working well.

Region : Argentina Model : TL-MR3220 Hardware Version : V2 Firmware Version : ISP : the latest version (3.16.9 Build 150319) ddns not launching while after reboot router, need login to mr3420 and...