sc-04f still ask for code

[bimes]

hello,
this set still ask for unlock code after successful unlock with root

INFO  : 3/2/2017 5:15:27 PM > Platform: Samsung Android
INFO  : 3/2/2017 5:15:27 PM > Selected port: COM99
INFO  : 3/2/2017 5:15:27 PM > Selected model: SC-04F
INFO  : 3/2/2017 5:15:27 PM > Reading info...
INFO  : 3/2/2017 5:15:27 PM > Mode: Normal
INFO  : 3/2/2017 5:15:27 PM > Firmware compiled date: Oct 06 2015
INFO  : 3/2/2017 5:15:27 PM > Firmware compiled time: 02:00:00
INFO  : 3/2/2017 5:15:27 PM > Firmware released date: Oct 27 2015
INFO  : 3/2/2017 5:15:27 PM > Firmware released time: 08:31:12
INFO  : 3/2/2017 5:15:28 PM > SW Version: MPSS.DI.2.0.1.c2.9-00013-M8974AAAAANRZM-1
WARN  : 3/2/2017 5:15:30 PM > Please, press "OK" button on the phone to allow USB debugging..
INFO  : 3/2/2017 5:15:33 PM > Detected phone model: SC-04F
INFO  : 3/2/2017 5:15:33 PM > Firmware compiled date: Fri Oct 30 14:59:40 KST 2015
INFO  : 3/2/2017 5:15:33 PM > PDA version: SC04FOMU1WOJ1
INFO  : 3/2/2017 5:15:33 PM > CSC version: SC04FDCM1WOJ1
INFO  : 3/2/2017 5:15:33 PM > SW version: SC04FOMU1WOJ1
INFO  : 3/2/2017 5:15:34 PM > Phone SN: R38FA14HPAB
INFO  : 3/2/2017 5:15:34 PM > Android version: 5.0 (LRX21T)
INFO  : 3/2/2017 5:15:34 PM > Sales code: DCM
INFO  : 3/2/2017 5:15:34 PM > Country: JP
INFO  : 3/2/2017 5:15:34 PM > HW platform: msm8974
INFO  : 3/2/2017 5:15:34 PM > HW Chip: MSM8974PRO
INFO  : 3/2/2017 5:15:34 PM > HW Modem: MSM8974PRO
INFO  : 3/2/2017 5:15:34 PM > Security patch level: 2015-11-01
INFO  : 3/2/2017 5:15:34 PM > Codename: SC-04F
INFO  : 3/2/2017 5:15:34 PM > Checking Root:
INFO  : 3/2/2017 5:15:34 PM > Phone is Rooted.
INFO  : 3/2/2017 5:15:34 PM > Reading security backup, please wait...
INFO  : 3/2/2017 5:15:59 PM > Backup saved as Security-SC-04F-02-03-2017_17-15-27 file
INFO  : 3/2/2017 5:15:59 PM > Unlocking phone...
WARN  : 3/2/2017 5:16:01 PM > Phone will restart now. Please don't disconnect cable!
INFO  : 3/2/2017 5:16:01 PM > Phone is successfully unlocked
WARN  : 3/2/2017 5:16:01 PM > To finish the operation, please restart the phone via phone's menu.
INFO  : 3/2/2017 5:16:10 PM > Performed by 2.4.8 Software version.

but failed to unlock without root

INFO  : 3/2/2017 4:39:23 PM > Platform: Samsung Android
INFO  : 3/2/2017 4:39:24 PM > Selected port: COM3
INFO  : 3/2/2017 4:39:24 PM > Selected model: SC-04F
INFO  : 3/2/2017 4:39:25 PM > Phone was not found on the selected port!
INFO  : 3/2/2017 4:39:25 PM > Searching for USB diagnostic port...
INFO  : 3/2/2017 4:39:25 PM > Connecting to phone on COM99
INFO  : 3/2/2017 4:39:25 PM > Mode: Normal
INFO  : 3/2/2017 4:39:25 PM > Phone model: SC-04F
INFO  : 3/2/2017 4:39:25 PM > Firmware compiled date: Oct 06 2015
INFO  : 3/2/2017 4:39:26 PM > Firmware compiled time: 02:00:00
INFO  : 3/2/2017 4:39:26 PM > Firmware released date: Oct 27 2015
INFO  : 3/2/2017 4:39:26 PM > Firmware released time: 08:31:12
INFO  : 3/2/2017 4:39:26 PM > Phone IMEI: 351889-06-577121-5
INFO  : 3/2/2017 4:39:26 PM > SW version: MPSS.DI.2.0.1.c2.9-00013-M8974AAAAANRZM-1
INFO  : 3/2/2017 4:39:26 PM > Performed by 2.4.7 Software version.
INFO  : 3/2/2017 4:39:35 PM > -----------------------------------------------------------------------------------
INFO  : 3/2/2017 4:39:37 PM > Platform: Samsung Android
INFO  : 3/2/2017 4:39:38 PM > Selected port: COM99
INFO  : 3/2/2017 4:39:38 PM > Selected model: SC-04F
INFO  : 3/2/2017 4:39:38 PM > Reading info...
INFO  : 3/2/2017 4:39:39 PM > Mode: Normal
INFO  : 3/2/2017 4:39:39 PM > Firmware compiled date: Oct 06 2015
INFO  : 3/2/2017 4:39:39 PM > Firmware compiled time: 02:00:00
INFO  : 3/2/2017 4:39:39 PM > Firmware released date: Oct 27 2015
INFO  : 3/2/2017 4:39:39 PM > Firmware released time: 08:31:12
INFO  : 3/2/2017 4:39:39 PM > SW Version: MPSS.DI.2.0.1.c2.9-00013-M8974AAAAANRZM-1
INFO  : 3/2/2017 4:39:39 PM > Unlocking phone...
ERROR : 3/2/2017 4:39:39 PM > Fast Unlock method is not supported for current security settings in your phone! Try to downgrade firmware!
ERROR : 3/2/2017 4:39:39 PM > Phone unlocking failed
INFO  : 3/2/2017 4:39:39 PM > Performed by 2.4.7 Software version.

[Octopus box]

Hello.

Your phone has firmware with new type of Security:

Firmware compiled date: Fri Oct 30 14:59:40 KST 2015

In firmwares for Qualcomm-based phones, released after 01.10.2015 ability to Unlock such devices by supported method was disabled by Samsung (Security hole was closed). To unlock this phone You can try to downgrade firmware version (write older, by release date, firmware) or write only older modem and then repeat "Unlock" operation.