UNLOCK INSTRUCTIONS:
To read security codes using sever:
Knox warranty does not matter.
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.)
Operation: Read Codes via Server
Selected model: SM-J410F
Software version: 39.3
Checking Login and Password... OK
Ballance: 30 crd.
You have 30 credit(s) left. This operation takes 5 credits.Continue? Yes
Waiting ADB device... OK
Reading phone info...
Model: SM-J410F
Android version: 8.1.0
PDA version: J410FXXU2ASL5
CSC version: J410FOJM2ASL2
Phone version: J410FXXU2ASL1
Product code: SM-J410FZDDKSA
CSC country code: KSA
CSC sales code: KSA
Phone SN: R28KB0JY1QM
IMEI: 351598100790862
HW version: MP 0.200
RF cal date: 2018.11.07
Chip name: MSM8917
Modem board: MSM8917
Security patch: 2019-12-01
Boot Warranty bit: 0
SIM State: ABSENT,ABSENT
Initialization zTool... OK
Running zTool, please wait... OK
Reading data from phone... OK
Searching Ramdump interface... COM3 detected
Reading data from phone... OK
Calculating... OK
Searching server... OK
Waiting for server answer... error (1)
Server error: Could not process security data, please try again
Done with Samsung Tool PRO v.39.3