Hi, I figured out that for those router with 3rd party firmware lockout, you could not flash it with OpenWrt. But I can do it by soldering serial interface and flash it via serial console same way I use to unbrick/debrick my router
https://www.youtube.com/watch?v=hDO0ya9tJCw
(Last edited by chiakhoavang.vn on 6 May 2016, 08:00)