DESCRIPTION

1. You need a computer with windows OS
2. Turn Off your android device.
3. Download .Pac file (this file is like a firmware) from officila vendor website.
4. Download appropriate Spreadtrum USB Driver for your android devices.(If needed), here
5. After you finish download spreadtrum USB driver, now install it on your computer. (you can skip this step if this driver already installed)
6. Download latest SPD Upgrade Tool sometimes this tool called with Spreadtrum Flash Tool. (Spreadtrum Upgrade tool R.2.9.2015)
7. When download is done. extract this tool on spesified folder on your computer.
8. After this tool extracted, you will able to see picture like shown below.

    

   Spreadtrum upgrade tool

9. Then, Double click on upgradedownload.exe to open Spreadtrum Flash Tool.

    

   Spreadtrum upgrade tool

    

10. When this tool is launched, now connect your android smartphone to your computer .

     

    Spreadtrum upgrade tool

11. Once your android is successfully connected to your computer, Now click load packed button to add .Pac file (this is firmware or stock rom that comes as .pac).

12. Spreadtrum upgrade tool

13. When you have successfully added the .Pac file in Spreadtrum Upgrade Tool, click on the Start Downloading button to begin the flashing.

     

    Spreadtrum upgrade tool

14. During the flashing process your device will restart automatically.

     

    Spreadtrum upgrade tool

15. Once flashing your android is completed, you will be able to see the Green Passed Message in Spreadtrum Upgrade Tool.

     

    Spreadtrum upgrade tool

16. Now you have successfully flashed your Android Device using Spreadtrum Upgrade Tool.
17. To check your new firmware, you can go to settings -> About Phone ->Check Firmware

※Please make a backup of your device before installing or updating ROM