Using specialized MTK tools to reset security locks often requires loading the correct preloader configuration.

The bypass tool will log a success message, showing that the bootrom security is temporarily disabled. Step 3: Configure SP Flash Tool Launch the .

The preloader file, often found within the stock firmware as preloader_cereus.bin , allows the SP Flash Tool to communicate with the phone even when it seems completely broken. (Cereus) Preloader File Download

What (if any) are you seeing on your flashing tool?

The is a small, standalone binary file (often named preloader_cereus.bin ) extracted from the official firmware. It allows repair tools to forcefully overwrite the corrupted bootloader, effectively reviving the device.