Warning: Never select "Format All + Download". This deletes your phone's unique IMEI numbers and calibration data (NVRAM/NVDATA), permanently destroying cellular connectivity.
Installing custom recoveries (like TWRP) requires writing to specific partitions defined in the scatter file. Structure of the MT6769Z Scatter File mt6769z scatter file
(also known as the MediaTek Helio G80 or G85) scatter file is a critical text configuration used by the SP Flash Tool Warning: Never select "Format All + Download"