samsung sm-g550t cert write problem

Unlock4samsung Thursday, May 3, 2018

Chimera Mobile Phone Utility version: 17.30.1050 @ 2018-05-03

Printing phone history

Info
5/3/2018
1:22:28
PM

Write Cert
5/3/2018
1:21:23
PM

[Write certificate started]

Gathering phone info...
Collecting information. Be patient! Do NOT disconnect the phone!
Model: SM-G550T
Sales Code: TMB
Country Code: USA
Timezone: Asia/Karachi
Android Version: 6.0.1 [MMB29K] [SDK 23]
Build Date: Thu Mar 23 17:45:19 KST 2017
PDA Version: G550TUVU2AQC4 [march 2017, rev4]
Phone Version: G550TUVU2AQC4 [march 2017, rev4]
CSC Version: G550TTMB2AQC4 [march 2017, rev4]
Product Code: XXXXXXXXXXXTMB
HIDSw Version: G550TUVU2AQC4/G550TTMB2AQC4/G550TUVU2AQC4/G550TUVU2AQC4
Board Platform: EXYNOS3
Modem Platform: SHANNON308
Serial Number: 00000000000
Imei: 000000000000000
Unique Number: CQN004FBC90CF53
Connections: AT,MTP
Battery Status: 3.78V (17%)
Network Type: GSM
SIM Status: ABSENT
Knox Version: v30
Warranty Bit: 1
Security Patch: 2017-03-01
Data Encryption State: unencrypted

Writing cert to phone...
Reading and storing secure image. Be patient! Do NOT disconnect the phone!
Write cert failed.
Unable to get image from phone.
Finished at local time: [05.03.18 18:22:00]
WorkID: 37195826