N910c 5.1.1 unlock problem HELP!

[akoCtim]

Operation: Unlock
Selected model: SM-N910C
Software version: 28.2

Waiting ADB device... Ok
Reading phone info...
Model: SM-N910C
Android version: 5.1.1
Product code:
Phone version: N910CXXU1COJ5
PDA version: N910CXXS2CQC1
CSC version: N910COLB2COJ5
CSC country code: PHILIPPINES
CSC sales code: XTE
HW version:
Phone SN: R28G31ZMHPT
Modem board: DB7450R
Security patch: 2017-03-01
RF cal date: 1234.56.78
IMEI:
Checking Super user right... true
Reading NV data... Ok
Analyzing NV data... Ok error
Security damaged

Done with Samsung Tool PRO v.28.2

sino po may idea mga sir pano magawa to? huhu

 

[rabj]

try mo readcodes

 

[akoCtim]

try mo readcodes

unlock tab lng meron boss wla read codes

 

[stynx]

mukang kilangang efull downgrade to 4.4.4 yan ah