Using an incorrect or low-quality scatter file can "brick" your device. To ensure you have the correct version: MT6833 EMMC Layout Configuration Guide | PDF - Scribd
: Open your flashing utility and select the scatter-loading file . The tool will automatically populate the partition list based on the text inside the file. mt6833 scatter file extra quality
This usually means you need to bypass the Secure Boot. Use an MTK Auth Bypass tool before clicking "Download" in SP Flash Tool. Using an incorrect or low-quality scatter file can