Standard flashing tools come with a generic MTK_AllInOne_DA.bin . However, many manufacturers (like Infinix, Tecno, Vivo, or Alcatel) implement or custom partition tables.

In these cases, you must manually select a specific DA file tailored for that brand or specific MT6737 variant. Key Features of MT6737 Chipset Variants

Click 'Choose' under the Scatter-loading File section and select your firmware's .txt scatter file.

Ensure you are using a version compatible with your firmware (v5.xx is standard for MT6737).