925f not read not write cert

please look
Welcome to Octoplus/Octopus Box Samsung software version 2.3.7
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To connect SM-G925F 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: COM5
Selected model: SM-G925F
Reading info, please wait…
Detected phone model: SM-G925F
Firmware compiled date: Fri Feb 26 20:22:50 KST 2016
PDA version: G925FXXS3DPB2
CSC version: G925FITV3DPB2
SW version: G925FXXU4DPHF
Phone SN: RF1D45EJGGR
Android version: 6.0.1 (MMB29K)
Sales code: ITV
Country: ITALY
HW platform: exynos5
HW Chip: exynos7420
HW Modem: SHANNON333
Codename: zeroltexx
Performed by 2.3.7 Software version.
Selected firmware file: g925fxxu2bofj_g925fitv2bofj_itv_android_
5.1.1.oct
Please put the phone into Download Mode and connect USB cable.
To put SM-G925F into Download Mode, You have to perform the
following steps:
1. Reconnect the battery.
2. Press and hold "Volume-" + "Home" + "Power ON" keys.
3. When phone turns on, press "Volume+" key.
Found phone on
Firmware write started.
Writing BOOT section…
BOOT section has been written successfully.
Writing CACHE section…
CACHE section has been written successfully.
Writing CM section…
CM section has been written successfully.
Writing Firmware Failed
Performed by 2.3.7 Software version.
Selected firmware file: MODEM_G925FXXU4DPHF_Android_6.0.1.oct
Please put the phone into Download Mode and connect USB cable.
To put SM-G925F into Download Mode, You have to perform the
following steps:
1. Reconnect the battery.
2. Press and hold "Volume-" + "Home" + "Power ON" keys.
3. When phone turns on, press "Volume+" key.
Found phone on
Firmware write started.
Writing RADIO section…
RADIO section has been written successfully.
Firmware writing successfully completed.
Performed by 2.3.7 Software version.
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Platform: Samsung Android
Selected port: COM3
Selected model: SM-G925F
Reading info, please wait…
Proper android device not found. Make shure that "USB debug" option
on the device is turned on.
Performed by 2.3.7 Software version.
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Platform: Samsung Android
Selected port: COM3
Selected model: SM-G925F
Reading info, please wait…
Proper android device not found. Make shure that "USB debug" option
on the device is turned on.
Performed by 2.3.7 Software version.
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Platform: Samsung Android
Selected port: COM5
Selected model: SM-G925F
Detected phone model: SM-G925F
Firmware compiled date: Fri Feb 26 20:22:50 KST 2016
PDA version: G925FXXS3DPB2
CSC version: G925FITV3DPB2
SW version: unknown
Phone SN: RF1D45EJGGR
Android version: 6.0.1 (MMB29K)
Sales code: ITV
Country: ITALY
HW platform: exynos5
HW Chip: exynos7420
HW Modem: unknown
Codename: zeroltexx
Checking Root:
Phone is Rooted.
Initializing exploit…
Executing exploit…
DM-Verity verification..not good!
Fixing DRK..
DRK fixed successfully
Performed by 2.3.7 Software version.
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Platform: Samsung Android
Selected port: COM5
Selected model: SM-G925F
Operation was canceled
Writing security was canceled.
Performed by 2.3.7 Software version.
———————————————————————————–
Platform: Samsung Android
Selected port: COM5
Selected model: SM-G925F
To put SM-G925F into Download Mode, You have to perform the
following steps:
1. Reconnect the battery.
2. Press and hold "Volume-" + "Home" + "Power ON" keys.
3. When phone turns on, press "Volume+" key.
Repairing EFS…
Searching for a phone. Please wait…
Phone found.
EFS Repair successfully
Performed by 2.3.7 Software version.
Selected firmware file: MODEM_G925FXXU4DPHF_Android_6.0.1.oct
Please put the phone into Download Mode and connect USB cable.
To put SM-G925F into Download Mode, You have to perform the
following steps:
1. Reconnect the battery.
2. Press and hold "Volume-" + "Home" + "Power ON" keys.
3. When phone turns on, press "Volume+" key.
Found phone on
Advanced mode!
Firmware write started.
Writing RADIO section…
RADIO section has been written successfully.
Firmware writing successfully completed.
Performed by 2.3.7 Software version.
———————————————————————————–
Platform: Samsung Android
Selected port: COM3
Selected model: SM-G925F
Detected phone model: SM-G925F
Firmware compiled date: Fri Feb 26 20:22:50 KST 2016
PDA version: G925FXXS3DPB2
CSC version: G925FITV3DPB2
SW version: G925FXXU4DPHF
Phone SN: RF1D45EJGGR
Android version: 6.0.1 (MMB29K)
Sales code: ITV
Country: ITALY
HW platform: exynos5
HW Chip: exynos7420
HW Modem: SHANNON333
Codename: zeroltexx
Checking Root:
Phone is Rooted.
Reading security backup, please wait…
Backup saved as C:\Program Files (x86)\Octoplus\Octoplus_Samsung
\BACKUP\Security-SM-G925F-Unknown01-10-2016_15-36-07-.asec
file
Deactivating MSL…
Executing exploit…
Executing exploit failed
Reading Certificate failed
Performed by 2.3.7 Software version.