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To save time and avoid touching other partitions, toggle the value of all other image blocks to false , leaving only the recovery block set to true . Protecting Vital NVRAM and NVDATA Sectors
[Revised] How to use SP Flash tool to flash Mediatek firmware
Modern MediaTek devices feature secure boot environments. You must load a matching Authentication File ( auth_sv5.auth or similar) into the field. If your device requires it, you will also need to point the tool to a secure Download Agent ( DA_67xx.bin or variant). Step 4: Execute the Flash sp flash tool v6 xml file
A valid scatter file for SP Flash Tool v6 is typically named MTxxxx_Android_scatter.txt (despite the .txt extension, the internal structure is strictly XML/Tag-based).
Do you have the for your firmware?
<file_name>__NODL__</file_name>
This typically indicates a security mismatch. Solutions: To save time and avoid touching other partitions,
Modern MTK devices feature protection. The authentication file contains signed security keys that verify the legitimacy of the firmware being flashed. Without the correct auth_sv5.auth file (or similar), SP Flash Tool will refuse to flash anything, throwing a STATUS_SEC_AUTH_FILE_NEEDED error.
The transition to XML configuration files allows SP Flash Tool v6 to safely service high-end, modern MediaTek devices. Always ensure your firmware, XML maps, and tool versions match perfectly to avoid bricking your hardware. If your device requires it, you will also
Section C — Practical Tasks (3 tasks, 10 points each = 30 points) 16. Create a complete minimal v6 XML entry set for flashing four partitions: preloader (at 0x0, size 0x100000), boot (0x100000, 0x800000), system (0x900000, 0x6000000), userdata (0x6900000, 0x8000000). Include file attributes (use .bin/.img names) and show the XML root wrapper appropriate for SP Flash Tool v6. 17. Provide a command sequence or step list (no GUI screenshots) to safely flash only the boot partition using SP Flash Tool v6 and the XML you created in Q16, minimizing risk to user data. 18. Given a corrupt boot.img (bad checksum), outline steps to detect the corruption before flashing and how to obtain/verify a correct replacement image.
Unplug the USB cable, then power on the device. The first boot may take 5–10 minutes as the system rebuilds caches.