Note: Never mix scatter files between different phone models, even if they share the MT6833 processor. Doing so can permanently hard-brick your device. Method 2: Extract from a Working Device (Advanced)

Partition mapping allows tools to read your working device and save a perfect copy of your firmware for future emergencies. Where to Download the MT6833 Scatter File

: Never use a scatter file from a different device, even if it has the same MT6833 chipset. Doing so can result in a permanent "hard brick".