j600f Patch certificate but ng (root problem?)

hi

Collecting information. Be patient! Do NOT disconnect the phone!
Model: SM-J600F
Sales Code: MID
Country Code: Iraq
Timezone:
Android Version: 8.0.0 [R16NW] [SDK 26]
Build Date: Mon Nov 12 10:43:12 KST 2018
PDA Version: J600FXXU3ARK1 [november 2018, rev1]
Phone Version: J600FXXU3ARK1 [november 2018, rev1]
CSC Version: J600FOJM3ARK1 [november 2018, rev1]
Product Code: MID
HIDSw Version: J600FXXU3ARK1/J600FOJM3ARK1/J600FXXU3ARK1/J600FXXU3ARK1
Board Platform: EXYNOS5
Modem Platform: SHANNON315
Serial Number: *********
Imei: **************
Unique Number: CBJ005AFC4624A5
Connections: AT,MTP
Battery Status: 3.82V (32%)
Network Type: GSM
SIM Status: ABSENT,ABSENT
Multisim Config: DSDS
Knox Version: v30
Warranty Bit: 0 Preparing...
Checking current patchcert.
Restarting phone.
Waiting for ADB connection. Be patient! Do NOT disconnect the phone!
Previous patchcert successfully removed.
Checking modem.
Checking root.
Checking boot image. Be patient! Do NOT disconnect the phone!
Selinux could cause problems.
If the patchcert does not work, try another root solution.
Reading data...
Checking modem version.
Reading data. Be patient! Do NOT disconnect the phone!
Patching certificate...
Communicating with the server. Be patient! Do NOT disconnect the phone!
Within 20-70 seconds after the phone starts, the signal strength indicator will toggle: signal -> no signal -> signal.
You can check the status of the imei using: *#0011#
The patchcert can be removed by repeating the process.
If a new firmware is used, the patchcert process must be repeated.
Succeeded.
Successfully finished.
WorkID: 53321857
Security Patch: 2018-11-01
Data Encryption State: unencrypted

i root the phone by magiskmanager. i repeated Patch certificate many time.
please guide me:confused: