Hi all, i manage to upgrade to UNIFI firmware. Thanks to @millenniummonkey show step-by-step and i will add some more step.
Here i add another second method if @millenniummonkey method din't work. This will be future documentation for who messing with the firmware.
1. Ensure your router L7router is "DEFAULT UNIFI" DNS setting, otherwise this method will not work.
First DNS 1.9.1.9
Second DNS 202.188.0.133
For those is not familiar with changing DNS here is the link :
http://wingloon.com/2011/06/24/how-to-chan...ry-dns-address/2. Ensure your STB is connected to any port except port4 it's for IPTV connection. We need direct internet access.
3. Goto About menu. Ensure your App Version is v80163129. If else, please upgrade with default STB Streamyx configuration.
*/ This is additional setting for those still cant get upgrade link works.
*/ Goto Wireless and Network > Set Ethernet > Static IP. [Default DHCP]
*/
*/ i. It will be automatically field with your network setting.
*/ ii. Here manually insert DNS server 1.9.1.9 and backup DNS 202.188.0.133 and press OK.
*/
*/ After finish upgrade firmware please change it back to DHCP.
*/
4. Now you are ready to upgrade your STB Streamyx to STB UNIFI firmware.
i. Goto "System Upgrade"
ii. On the Server Address filed input this address "http://1.9.22.82:8082" and press confirm.
iii. Tick on "Upgrade Now"
iv. It should automatically starting a download bar graph and start downloading STB UNIFI.
v. After it finish downloading, it will automatically restart STB and start android recovery.
vi. Wait until it started home screen.
5. You now can see on About menu, your App Version is successfully upgrade to v80163311.

6. Now change back to IPTV port no.4 at router.
7. Go IPTV setting change Field Switcher to HyppTV(UniFi). [Default Streamyx]

8. Back to main screen click HyppTV and key in login details. Call UniFi to obtain if installer tak ada bagi.
9. It will reboot automatically to reconfigure system.
10. Done!!
Again thanks to all make it happen@!!