How to unlock ZTE MF 190???

[fannyman]

i tried to unlock it by using " DC -Unlocker 2 Client 1.00.0460"


but it show this message



DC - Unlocker 2 Client 1.00.0460

Detecting card :

selection :
manufacturer - ZTE datacards
model - Auto detect

Found modem : MF190
Model : Unknown ZTE modem
IMEI : 861648007412756
Firmware : BD_SMARTMF190V1.0.0B01
SIM Lock status : Locked (Card Lock)

================================================== =================

Unlocking, please wait ...


Security data error !


unlock failed !

(error code 84)


================================================== =================

please help me

[Valdemaras]

Install latest dc-unlocker software from here - https://www.dc-unlocker.com/downloads/get/yKpY7NkO , then repeat detect/unlock procedure.