Backup and restore EFS for Lenovo devices based on Qualcomm .

Backup and restore EFS for Lenovo devices based on Qualcomm.

how using the program QFIL back up EFS on a PC, as well as the process of restoring a backup EFS in a Lenovo device based Qualcomm.

1st download installed software package QPST Here.
QPST_2.7.422 - Download - 4shared - Andy Suwito

After install packge.
proceed directly to the process of pair your device with a PC:
1. After connecting the device to a PC via USB-cable, opening a "dialer" on the device dials * # * # 8899 # * # * and confirm by clicking "OK"

In Device Manager, the PC you should see the following picture (if the correct set of drivers) Like this image.

2. Go to the folder that was produced installation software package QPST, and run QFIL.exe
Screen

make sure that the program has detected the device mode Lenovo HS-USB Diagnostics
Screen.

3. In the Run window, go to the tab "Tools" and click on the "QCN Backup Restore"

4. Go to the most important point:
4.1. Backup EFS - in the window that opens, click on the button "Backup QCN" and wait for the end of the backup process.

Default backup EFS (file 00000000.qcn) will be saved in the folder C: \ temp \, a place to save and name of the backup is better not to change.
Log successfully created backup.

Process Index: 0
Start Download QCN
COM Port number: 7
Checking if phone is connected ...
IsPhoneConnected: Passed. Phone is connected
Sent SPC code to the phone successfully
Downloading QCN file: C: \ temp \ 00000000.qcn
Done downloading the qcn file: C: \ temp \ 00000000.qcn
Finish Backup QCN

4.2. EFS recovery from a backup - in the window that opens, click on the button "Browse", specify the path to the file 00000000.qcn and click "Open." Then click on the button "Restore QCN" and wait for the restore process.

Log successfully restore backup

Process Index: 0
Start Restore QCN
COM Port number: 7
Uploading QCN file: C: \ temp \ 00000000.qcn
Checking if phone is connected ...
Done uploading the QCN file: C: \ temp \ 00000000.qcn
Finish Restore QCN .

Thanks for understanding.

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Backup and restore EFS for Lenovo devices based on Qualcomm .