Official ROM HomTom HT3 version: M20_HT3_V2.0.3_user_20160225-18_54_12
Gapps include – No Rooted
Language support: Multilang
Install with SP Flash_tool:
1). Turn off the smartphone. Cable is not connected to the computer.
2). Remove the battery and insert it again
3). Connect your phone to a computer cable. The operating system detects a new device
4). Disconnect the cable from the computer.
5). Run SPflash_tool.exe
6). Choose File> Open File Agent download and specify the file MTK_AllInOneDA.bin (it is in the folder SP_MDT).
7). Click Scatter File and select the MT6580_Android_scatter.txt file (it's in the folder with the rom).
8). Click "Download".
9). Connect your phone to a computer cable. The program should see and blink. If the phone is not detected, then unplug it from the computer,
remove and insert the battery (if the battery is removable) and reconnect it to the computer.
10). After (OK) click Stop and disable any phone.