REPAIR INSTRUCTIONS:
Phone must be rooted!
If the software can't root the phone automatically,
then you must root your device manually.
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. Fill values what you need to repair.
6. Press 'Repair' button.
7. Press 'Patch Certificate' if you have network problem after repairing.
Operation: Info
Selected model: SM-J727U
Software version: 44.11
Searching Samsung modem... detected COM42
Reading phone info...
Model: SM-J727U
AP version: J727UUES8BTF3
CSC version: J727UOYM8BTF3
CP version: J727UUES8BTF3
OS version: 8.1.0
Product code: XAA
Phone SN: R28K30JXYZD
IMEI: 357890002668849
Unique number: CAJ001489F0E555
Reading IMEI... OK
IMEI: 357890002668849 (SIGN: UNKNOWN)
Done with Samsung Tool PRO v.44.11 [SM-J727U,Info]