Samsung j210f unlock failed Octopus Box Samsung software version 2.4.3

Welcome to Octoplus/Octopus Box Samsung software version 2.4.3
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Platform: Samsung Android
Selected port: COM31
Selected model: SM-J210F
Detected phone model: SM-J210F
Firmware compiled date: Fri Aug 5 22:13:57 KST 2016
PDA version: J210FXXU0APH2
CSC version: J210FODD0APH2
SW version: J210FXXU0APF8
Phone SN: RZ8H71D432F
Android version: 6.0.1 (MMB29Q)
Sales code: INS
Country: India
HW platform: sc8830
HW Chip: SC9830I
HW Modem: SC9830i
Codename: j2xltedd
Connecting to phone’s modem port, please wait…
Phone unlocking failed
Performed by 2.4.3 Software version.
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need help Octopus team all driver install perfect and modem port in 35 still not working