Unlock J500m Da (error 02) Opciones

[ANGELIN538]

tengo este problema al momento de querer liberar por medio de z3x box
me gustaria saber porq pas eso y como podria hacerle para liberarlo?

UNLOCK INSTRUCCIONES:
1. Power on the phone.
2. Type *#0808# and select 'DM+MODEM+ADB'.
3. Type *#9090# and select 'DM/DUN over HSIC'.
Or use 'Activate Diag' function from 'Repair' tab.
4. Connect the phone to PC with USB cable, install drivers if needed.
5. Select diagnostic port in port settings.
6. Press 'Unlock' button for direct unlock.

Reading codes using sever:
1. Power on the phone.
2. Tap 7 times on 'Build number' in 'Settings'-'About phone' to enable 'Developer options',
go to 'Settings'-'Developer options' and enable 'USB debugging'.
3. Connect the phone to PC with USB cable, install drivers if needed.
4. Select device in ADB settings.
5. Press 'Read Codes via server' button, write your login and password in window if it will appear.
(Login and password will be saved as default after first input and can be changed in settings.)

To reset Google account activation lock:
1. ADB must be activated in any way (you can flash sBoot from combination firmware,
make sure, that you are not upgrade sBoot).
2. Connect the phone to PC with USB cable, install drivers if needed.
3. Select device in ADB settings.
4. Press 'Reset FRP' and follow the instructions in program.
5. When process done, press 'Back' on phone and perform factory reset from phone settings.

To reset Google account activation or Samsung reactivation lock:
1. Power on the phone in download mode (turn off phone, press vol.down + home + power).
2. Connect the phone to PC with USB cable, install drivers if needed.
3. Press 'Reset FRP/React/EE' to deactivate Google/Samsung/EE account activation lock.
4. After phone reboot, go to settings and perform factory reset.

Operation: Unlock
Selected model: SM-J500M
Selected port: COM15 SAMSUNG Mobile USB Serial Port
Software version: 31.5.1

Leyendo información del teléfono ...
Reading IMEI... Listo
IMEI: 3521410787*****
Desbloquear... error (02)

Done with Samsung Tool PRO v.31.5.1

[Anunciante Autorizado]

[RD4X]

bajale el modem por uno version anterior y ya te dejara liberarlo