UNLOCK INSTRUCTIONS:
1. Power on the phone.
2. Connect the phone to PC with USB cable.
3. Check Samsung modem in device manager, install drivers if needed.
4. Press 'Unlock' button for direct unlock or 'Read codes' to read security codes.
To reset Google account activation or Samsung reactivation 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 phone to PC with USB cable, install drivers if needed.
3. Select device in ADB settings.
4. Press 'Reset FRP/React/EE' to deactivate Google/Samsung/EE account activation lock.
(Sometimes needs to perform 'wipe data/factory reset' once more, to complete this locks removal.)
Operation: Read Codes
Selected model: SM-J120H
Software version: 28.1
Searching Samsung modem... detected COM44
Reading phone info... Ok
Model: SM-J120H
Version: J120HXXU0APD3/J120HOJV0APD1/J120HXXU0APD2/J120HXXU0APD3
Product code: SM-J120HZWDMID
Phone SN: R51HB08KS6Z
IMEI: 353120089798135
Unique number: C8G0135C4AD3DA3
Reading codes... Ok
Please wait, calculating codes... OK (time - 00:01:59)
Freeze code: 16393579
NET lock: 60624696
SUB lock: 00000000
SP lock: 00000000
CP lock: 00000000
SIM lock: 00000000
For check lock status: *#7465625#
Done with Samsung Tool PRO v.28.1
For reference only