You cannot flash a MediaTek device using the without a scatter file. Here are the most common scenarios where it is required:
(Note: Always verify compatibility with your specific EMMC layout). How to Use the MT6582 Scatter File with SP Flash Tool mt6582 android scatter file download
Moving between different versions of Android. You cannot flash a MediaTek device using the
Click on the "Choose" button next to the "Scatter-loading File" section. mt6582 android scatter file download