G970FXXU2ASF3 = modem not supported
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-G970F
Software version: 37.0
Checking Login and Password... Login attached to different card!
Checking Login and Password... OK
Ballance: 17 crd.
You have 17 credit(s) left. This operation takes 10 credits.Continue? Yes
Waiting ADB device... OK
Reading phone info...
Model: SM-G970F
Android version: 9
PDA version: G970FXXU2ASF3
CSC version: G970FOXM2ASF3
Phone version: G970FXXU2ASF3
Product code: SM-G970FZKDDBT
CSC country code: Germany
CSC sales code: DBT
Phone SN: RF8M31451HP
IMEI: 354889108528496
HW version: MP 0.700
RF cal date: 20190309
Chip name: EXYNOS9820
Modem board: SHANNON5000
Security patch: 2019-06-01
Boot Warranty bit: 0
SIM State: ABSENT,ABSENT
Initialization zTool... OK
Running zTool, please wait... OK
Reading data from phone... OK
Searching server... OK
Checking server answer... modem not supported
Searching server... OK
Checking available files... not found compatible file
Try downgrade modem if possible
Done with Samsung Tool PRO v.37.0
