SPD Upgrade Tool helps to upgrade, downgrade another re-install process on your android devices. Additionally, you can resolve the software issues, Bootloop issue, IME issue, and Dead issue through using this Flash File (ROM). These are all files ( Flash Files, Flash Tool, USB Driver, or How-to Flash Manual) included in M39 stock firmware zip package

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Flash or Install PAC Firmware (ROM Flash File) using the SPD Upgrade Tool

  1. Firstly, ensure about the SPD Driver installed on your Computer (if you have done this step before, then SKIP this).
  2. Now, Download Stock Firmware (ROM Flash File) of your Spreadtrum Device.
  3. In the next step extract the SPD Upgrade Tool extracte in computer. once extracte process begin , you will be able to follow next steps.
Spd upgrade tool

4.Now, launch the upgradedownload.exe Tool.

Spd upgrade tool

5. Now, you can see the following window.

SPD Upgrade Tool helps

6. Press on the Load packet button .

Upgrade Tool Download

7. Find out the zip pack-based Stock Firmware (ROM Flash File) on your computer. just press the open button to load the firmware.

Pac file spd

8. Ensure the device is switched off then, connect your Spreadtrum Device to the Computer through the USB Cable.

USB Spd upgrade

9. Press start button for downloading to begin the installation process.

spd flashing  upgrade

10. After a few minutes complete the flashing process begin SPD Upgrade Tool.

11. Once the Flashing or installation process is done, you can see the Passed Message on the Upgrade Tool.

12. In the last step disconnect your Spreadtrum device and close the upgrade Tool.

Upgrade Tool spd helps

Congratulation users, You have learned about to flash or install .pac firmware on Spreadtrum device.

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