Help Zlt s10g 2.0.0 to 3.11.6 firmware upgrade

[nemix]

Possible ba to mga master?
Baguhan palang kasi sa mga modem

 

[Wu Zi Mu]

Why to upgrade po? almost lahat na naka verison of 3.11 pataas nag hahanap paano i downgrade modem nila to 2.00 para ma openline better stick to that version po tips kolang.