N920T PH2 imei write fail?

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To connect SM-N920T phone you have to perform the following steps:
1. Disconnect USB cable from phone.
2. Go to Menu->Settings->More->About Device.
3.Tap on "Build number" 7 times to enable developer options.
4. Go to Menu->Settings->More->Developer options.
5. Turn on "USB Debugging" option.
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Platform: Samsung Android
Selected port: COM47
Selected model: SM-N920T
Reading info, please wait…
Detected phone model: SM-N920T
Firmware compiled date: Mon Aug 29 20:26:07 KST 2016
PDA version: N920TUVS4DPH2
CSC version: N920TTMB4DPH2
SW version: N920TUVS4DPH2
Phone SN: RF1D45EJGGR
Android version: 6.0.1 (MMB29K)
Sales code: TMB
Country: USA
HW platform: exynos5
HW Chip: exynos7420
HW Modem: SHANNON333
Codename: nobleltetmo
Performed by 2.3.8 Software version.
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Platform: Samsung Android
Selected port: COM47
Selected model: SM-N920T
Selected file: C:\Program Files (x86)\Octoplus\Octoplus_Samsung
\BACKUP\Cert-SM-N920T-RF8G92NLRHR-35375607******.cert
Detected phone model: SM-N920T
Firmware compiled date: Mon Aug 29 20:26:07 KST 2016
PDA version: N920TUVS4DPH2
CSC version: N920TTMB4DPH2
SW version: N920TUVS4DPH2
Phone SN: RF1D45EJGGR
Android version: 6.0.1 (MMB29K)
Sales code: TMB
Country: USA
HW platform: exynos5
HW Chip: exynos7420
HW Modem: SHANNON333
Codename: nobleltetmo
Checking Root:
Phone is Rooted.
Reading security backup, please wait…
Backup saved as C:\Program Files (x86)\Octoplus\Octoplus_Samsung
\BACKUP\Security-SM-N920T-Unknown06-10-2016_21-01-51-.asec
file
Checking Certificate file…
Certificate file successfully checked
Deactivating MSL…
Executing exploit…
Executing exploit failed
Writing Certificate failed
Performed by 2.3.8 Software version.