ingia Google tafuta software inaitwa DC UNLOCKER 2 CLIENT,ukishaipata ifungue then chomeka modem yako ikiwa na line ya mtandao mwingine(kama modem ni ya eg Airtel weka line ya vodacom) kwenye kibox cha 'select manufacturer' chagua ZTE datacard then click search pale chini,alafu juu kulia click unlocking then click unlock....baada ya sekunde kadhaa utakuwa umesha-unlock modem yako.....