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.
FREE ZLT-S10G 2.10.1 to 2.11.3 Full PC/Mobile Permanent Openline (Unlock)/Change IMEI/Telnet/SSH Tutorial
Hidden content
Full credits to R1BNC and Backspace Team