: It contains hexadecimal addresses for partitions such as preloader , boot , vbmeta , and userdata .

Open SP Flash Tool, select the correct MT6769 scatter file, check the preloader option, use the Auth Bypass tool, and click Download. You must force the flash to repair the broken preloader file. Conclusion

Change USB ports (use USB 2.0), replace the cable, or reinstall MediaTek preloader drivers.

Unlike older MediaTek chips (MT65xx, MT67xx), the MT6769 incorporates advanced security features:

: It tells the flashing software exactly where every piece of firmware (like the bootloader, recovery, or system) should be written in the device's EMMC or UFS storage.

A loose connection during a flash can permanently destroy the device partition table.

Hold the buttons simultaneously and connect the phone to the PC via USB.