I will suggest that you copy the original folder of your firmware that you have to another location and rename the files with.
I will advise you according to my experience on my Hisense U989 Pro device with chipset MT6580 that I formatted using the sp flashtool and it never booted and the battery never charged after that.I used Miracle Box v2.27a that I used to backup the unrooted stock rom of my device.All the files from that backup were in. I used sp flash tool v5.1640 in flashing. You can see each file's contents and its type from the content-box of the following file in some cases, you have to move the scroll up and down to check all the file names and extensions.(24-11-2016, 09:39 AM)jossy Wrote: One moth past since i bought this phone. What are the contents of the sp flash tool files? You can see different images of this tool by sliding from the image slider below.
Note: The program is virus-free and is scanned by Symantec Endpoint Protection Antivirus so that you can use it without fear.
And the guide to using this tool is very long, so now I'm going to teach you some easy ways to figure out how to download firmware with this tool and install MediaTek USB drivers on your computer before starting the flashing process. If you want to use the SP Flash Tool, you should be familiar with mobile software, CPU chips, flashing, and unlocking process Otherwise, misusing this tool can break your mobile device's software.
SP Flash Tool is an MTK (MediaTek) Mobile Scatter stock ROM file flashing program developed by MediaTek Inc and available for Windows and Linux operating systems.