j200y no service pls help

BACKUP 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. Press 'Read EFS' button to read backup or 'Write EFS' to restore.
6. Press 'Write CERT' to restore certificates.
7. Press 'Write NV DATA' if you need to restore NV backup.

Read certificate operation:
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 'Read CERT' button to read certificates.

Read certificate via diagnostic port:
1. Power on the phone.
2. Type *#0808# and select 'DM+MODEM+ADB'.
3. Connect the phone to PC with USB cable, install drivers if needed.
4. Press 'Read CERT DIAG' button to read certificates.

Operation: Info
Selected model: SM-J200Y
Software version: 36.8

Searching Samsung modem... detected COM117
Reading phone info...
Model: SM-J200Y
AP version: J200YZTU1AOK1
CSC version: J200YZZT1AOK1
CP version: J200YZTU1AOK1
Product code: SM-J200YZKNBRI
Phone SN: R28H50CFY0R
IMEI: 353904071791673
Unique number: CFN007BE9C84043
Reading IMEI... OK
IMEI: 353904071791673 (SIGN: OK)

Done with Samsung Tool PRO v.36.8:confused: