Qualcomm CPU or Chipset can be flashed using QPST tool. Stock ROM comes in MBN extension.
Driver Installation:
1- Download and install Qualcomm driver. While installing driver avoid using cable for successful installation.
2- After installation, connect Phone to PC using USB cable.
3- While connecting to PC, phone should be switched off and press volume up & down as boot key.
4- If it makes Qualcomm port, then driver has been successfully installed.
![Qualcomm Driver instalation port](https://lh3.googleusercontent.com/blogger_img_proxy/AEn0k_sDu94bSGiW6eLD-vHmVt4f7oRYIX2jlJYuJh2zKrcOigBe38782kTlzmtmFeve6tXIWJGDrNe1Gz8chDmGOH2M3gL4_zzdB9PvJJO924wGvhSjCWZd826ov_JCN2s-99iQYm06pnuJ5S_arhH1_LQ2-MB8ALv1IgjJ=s0-d)
Qpst Tool v2.7.453.0 (Latest Version): Download
Software Upgrade:
1- Download the QPST tool & driver.
2- Make sure your device has the Power to support flashing.
3- Run QFIL tool.
![QFIL tool](https://lh3.googleusercontent.com/blogger_img_proxy/AEn0k_tDE8og81jCurfc8fnBp7wyjsVTMfxHFiUhvaVsd4UV7m_Z2boShCAXOW66gV7igpoksdRPjCOwACn52czKelJ4u-U9auLuZjkVvMos0aJKnBTw_jmf4XkQbmfO1JVSqn4SjUg=s0-d)
4- Click on Browse under the Programmer path to select MBN File.
![QFIL-tool-programmer](https://lh3.googleusercontent.com/blogger_img_proxy/AEn0k_tMnG-4EJmUQ-yR5V2Cv-rTzR-xwxn0tH40CZT9EXeUHcyv8WAw7tz9ek4eLf6cRlwwLtr9BqOttn8H2ikskp2tJMOoIo8ZXevgLkVIR6IfbxWw6h2fsZGy8cwGD2eLAXNfBbSJQn2n3rYPz58jJHE0=s0-d)
MBN File Format:
![MBN File Format](https://lh3.googleusercontent.com/blogger_img_proxy/AEn0k_tl48qvc_fx4AWs4HlDOXWakS2tpNFvntFrDbF3wwMw7ToFjA5_Vur3rtbxY6bJZUQNHU-uGiWMG0vRjJwv-I6Q2MSzNZvs1kqI0H34qtrOmT8gzRN0iR8OfBZ3CsbS40ELQ2tuRkv_wCA=s0-d)
5- As soon as the MBN file is selected, Select Build will automatically select the Update or Stock ROM.
6- Click on Load XML, select rawprogram_unsparse_without_qcn.xml and then choose Patch0.xml
Load XML comes with two option:
a- rawprogram_unsparse_without_qcn.xml : On choosing this file, data will not be lost.
b- rawprogram_unsparse.xml : Will lose RF Calibration data, IMEI and WiFi/Bluetooth Address.
![Qualcomm-File-format](https://lh3.googleusercontent.com/blogger_img_proxy/AEn0k_vlop-P0OXJ3dFVLgtCxjs7dZCcvpeykoNeCmKpGzDXAs5pqUQ6LqGnv4Tuu8uEHCCbokKmcGTPX-BGqmvraQr3FUFdkxtJ5jy3JWhc5KGX6c5STzeWe1QzJCRDUnbL8lKJ0W4IyN7dlojZ8EHHWA=s0-d)
7- Switch off the device and connect it to PC by pressing Volume up & down key.
8- Click on Select Port and choose the port.
![Select-port-Qualcomm](https://lh3.googleusercontent.com/blogger_img_proxy/AEn0k_t5Z5bNJHQAw5hkuBholNhJJ13FN6vCLA5LrwFYvCBX2S8MDB52HqcHyr85rW89FdZCoSEfBsTH4O7qTAR2YsKgxTIsAkRtu8TSB3bcQl1P0QyeVTZNeBqUYt9tva7k50bc0SirzjE8mvaf4_tb=s0-d)
9- Click on Download to start flashing.
![Qualcomm-Download](https://lh3.googleusercontent.com/blogger_img_proxy/AEn0k_uapVvo6YKtByPBx4r4C2iDazmydZCysKiulswYI6cr6ZTDO0N_7UrLKVK7Ga4nODFvALYwfqM8H_J5wFNSsKbX6vChGsEcL9dSEcvrSVmPqMw3brAkG968nfLF7sEG-Ut_8fMhsWgkg408=s0-d)
10- Unplug USB cable, when Finish Download appears.
Note: Do not unplug cable when Reset Phone or waiting for Reset Phone is in the process.
Driver Installation:
1- Download and install Qualcomm driver. While installing driver avoid using cable for successful installation.
2- After installation, connect Phone to PC using USB cable.
3- While connecting to PC, phone should be switched off and press volume up & down as boot key.
4- If it makes Qualcomm port, then driver has been successfully installed.
Qpst Tool v2.7.453.0 (Latest Version): Download
Software Upgrade:
1- Download the QPST tool & driver.
2- Make sure your device has the Power to support flashing.
3- Run QFIL tool.
4- Click on Browse under the Programmer path to select MBN File.
MBN File Format:
5- As soon as the MBN file is selected, Select Build will automatically select the Update or Stock ROM.
6- Click on Load XML, select rawprogram_unsparse_without_qcn.xml and then choose Patch0.xml
Load XML comes with two option:
a- rawprogram_unsparse_without_qcn.xml : On choosing this file, data will not be lost.
b- rawprogram_unsparse.xml : Will lose RF Calibration data, IMEI and WiFi/Bluetooth Address.
7- Switch off the device and connect it to PC by pressing Volume up & down key.
8- Click on Select Port and choose the port.
9- Click on Download to start flashing.
10- Unplug USB cable, when Finish Download appears.
Note: Do not unplug cable when Reset Phone or waiting for Reset Phone is in the process.
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