REPAIR INSTRUCTIONS:
1. Power on the phone.
2. Enable 'USB debugging' in 'Settings'-'Developer options',
tap 7 times on 'Build number' in 'Settings'-'About phone' to enable 'Developer options'.
3. Connect the phone to PC with USB cable, install drivers if needed.
4. Select device in ADB settings.
5. Press 'Reboot to...' button and select mode to reboot (download or recovery).
Operation: Patch Certificate
Selected model: SM-G615F
Software version: 44.17
Waiting ADB device... OK
Reading phone info...
Model: SM-G615F
Android version: 7.0
PDA version: G615FXXU2ARC4
CSC version:
Phone version: G615FXXU2ARC4
Product code: SM-G615FZKDINS
CSC country code:
CSC sales code:
Phone SN: RZ8K40VVTJL
IMEI: 013845004417278
HW version: MP 0.200
RF cal date: 20180418
Chip name: MT6757
Modem board: MT6757
Security patch: 2018-03-01
Boot Warranty bit: 0
SIM State: ABSENT,ABSENT
Checking Super user right... true
Searching server... OK
Checking server answer... OK
Initialization zTool... OK
Running zTool, please wait... OK
Reading data from phone... OK
Preparation of data... OK
Writing data to phone... OK
Rebooting phone... OK
Done with Samsung Tool PRO v.44.17 [SM-G615F,Patch Certificate]
paching certificate is done but imei certi fail and no network
