Use for older MT67xx processors (e.g., MT6735, MT6753, MT6752).
Unlike older 32-bit MediaTek chips, MT67xx processors feature modern security architectures. This means standard flashing procedures often fail with errors like STATUS_SEC_AUTH_FILE_NEEDED or STATUS_BROM_CMD_SEND_DA_FAIL . To achieve a flash, you must pair the correct SP Flash Tool version with proper Secure Boot DA (Download Agent) files or an MTK Auth Bypass utility. Key Prerequisites for Flashing MT67xx Devices sp flash tool support mt67xx verified
Installed on your PC. Without these, the computer will not recognize the phone in preloader mode. Use for older MT67xx processors (e