team Z3X, please need to know where to find the EFS backup of N900T on computer
 

here is the info my of Samsung N900T that I unlocked from Z3X.
I need to find where the EFS backup of this N900T so if customer get problem, I can return it back to normal because I have to reformat my computer, I need to save the EFS backup first before I do that.

Thank you all

Selected model: SM-N900T
Selected port: COM4 Z3X BOX Serial Port
Selected port speed: 115200
Searching Samsung modem... not found
Done with Samsung Tool v.18.3

Selected model: SM-N900T
Selected port: COM24 SAMSUNG Mobile USB Serial Port
Selected port speed: 115200
Searching Samsung modem... detected COM25
Reading phone info...
Software version: =1,1
IMEI: 35891705100XXXX
Product code:
Done with Samsung Tool v.18.3

Selected model: SM-N900T
Selected port: COM24 SAMSUNG Mobile USB Serial Port
Selected port speed: 115200
Operation aborted
Done with Samsung Tool v.18.3

Selected model: SM-N900T
Selected port: COM24 SAMSUNG Mobile USB Serial Port
Selected port speed: 115200
Searching ADB device...
Please, allow USB debugging on phone... OK
Reading phone info...
Model: SM-N900T
Android version: 4.4.2
Product code: SM-N900TZWETMB
Phone version: N900TUVUCNB4
PDA version: N900TUVUCNB4
CSC version: N900TTMBCNB4
IMEI: 35891705100XXX
Phone S/N: RV1DA19L5RV
Checking Super user right... true
Backuping MMCBLK... OK
Checking phone at COM24
Detected ID: 00000FF3 (MSM8974)
SW Version: M8974A-AAAANAZM-2.0.10025
Reading ESN... OK
Backuping RFNV... OK
Backuping Feature Mask... OK
Backuping NV Item... OK
Backuping NV Item SIM1... OK
Backuping NV Item SIM2... OK
Backuping Provisioning Item Files... OK
Writing data to phone... OK
Rebooting phone... OK
Waiting phone...
Please, allow USB debugging on phone...
Please, allow USB debugging on phone...
Please, allow USB debugging on phone... OK
Reading QCN file... OK
Checking phone at COM24
Detected ID: 00000FF3 (MSM8974)
SW Version: M8974A-AAAANAZM-2.0.10025
Checking paths... OK
Restoring EFS Backup... OK
Restoring NV Items... OK
Restoring NV Item SIM1... OK
Restoring NV Item SIM2... OK
Restoring Provisioning Item Files... OK
Done with Samsung Tool v.18.3

Selected model: SM-N900T
Selected port: COM24 SAMSUNG Mobile USB Serial Port
Selected port speed: 115200
Checking certificate file... OK
Searching ADB device...
Please, allow USB debugging on phone... OK
Reading phone info...
Model: SM-N900T
Android version: 4.4.2
Product code: Not Active
Phone version: N900TUVUCNB4
PDA version: N900TUVUCNB4
CSC version: N900TTMBCNB4
IMEI: Unknown
Phone S/N: RV1DA19L5RV
Checking Super user right... true
Bypass MSL... OK
Checking for compatible phone and cert... OK
Writing CERT... OK
Checking CERT status... OK
Rebooting phone... OK
Done with Samsung Tool v.18.3

program files/z3x
save the whole folder it should be in there.

C:\Program Files (x86)\Z3X\Samsung\SamsungTool