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SM-A310F UNLOCK DONE BY Z3X PRO
1st root muna ang phone
https://download.chainfire.eu/933/CF-Root/CF-Auto-Root/CF-Auto-Root-a3xelte-a3xeltexx-sma310f.zip
go to settings
turn on usb debugging
turn on oem
tapos root open z3x pro
select model
click unlock
1st root muna ang phone
https://download.chainfire.eu/933/CF-Root/CF-Auto-Root/CF-Auto-Root-a3xelte-a3xeltexx-sma310f.zip
go to settings
turn on usb debugging
turn on oem
tapos root open z3x pro
select model
click unlock