Download an older, compatible version of SP Flash Tool (such as v3.x or v5.x series), as modern versions sometimes lack legacy support for older architectures like the MT6577. How to Flash Using MT6577 Scatter File
To understand what this file is and why it is sought after, we must break down the terminology and the technical requirements for using such files safely.
The tool will automatically populate the list of partitions (BOOTMG, RECOVERY, ANDROID, etc.). Flashing: Turn off your phone and remove the battery (if possible). Click "Download" in the tool.
The tool will parse the text file and automatically populate a list of checkmarks corresponding to your partition files.